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Misclassification of Mainland China real-name anti-addiction verification as “Login Service” + Unfair/Mechanical Review Handling
a I am submitting this appeal because we believe our app was misunderstood and the review outcome and follow-up communication have been unfair and mechanically handled. 1) What happened / Outcome we disagree with Our submission was rejected under Guideline 4.8 – Design – Login Services, with the reviewer stating that our app uses a third-party login service but does not provide an equivalent login option that meets Apple’s requirements (limited data collection, private email option, no advertising tracking without consent). However, our game does not require or force any third-party login. The feature being treated as “login” is not a login service at all—it is Mainland China real-name / anti-addiction compliance verification. 2) Why we believe we comply with the App Review Guidelines A. The feature in question is compliance verification, not login Players do not need to create or log into any in-game account to play. The flow exists solely to satisfy Mainland China real-name/anti-addiction compliance requirements. Verification can be completed by either: Using TapTap only as a real-name verification authorization option, or Manually entering a Chinese ID number + legal name to pass verification and play. Because this is verification, not an account login, Guideline 4.8 “Login Services” should not apply in the way the rejection message assumes. B. There is no “playable account” to provide After we clarified the above, we continued to receive repeated, template-like requests to provide a “playable account.” This request does not match our product design: there is no account system required for gameplay, so there is no “review account” to provide. We have already provided the information needed to complete the verification path (ID + name for the compliance flow), yet the responses remained repetitive and did not reflect that the reviewer checked our explanation. 3) Why we believe the handling was unfair Even after clearly explaining that this is not a login system, the review communication continued with mechanical responses that did not address the clarification. This caused significant delays to our release timeline and appears to be unfair treatment compared with many existing App Store apps that use similar compliance verification flows. 4) What we are requesting from the Appeals Team Please investigate and correct the misclassification of our real-name compliance verification as a “login service” under Guideline 4.8. If the team still believes Guideline 4.8 applies, please provide: The specific guideline rationale, and The exact screen/step in our app that is being interpreted as “login.” Please advise what specific materials you need to proceed efficiently (e.g., screen recording of the verification flow, step-by-step review instructions, configuration notes). We are ready to provide them immediately.
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501
Mar ’26
Account security and passkeys
Could you tell me about account security and passkeys? Our service is considering implementing passkeys, and these questions are to understand how Apple protects accounts from third parties. ① Apple website states that two-factor authentication is mandatory for newly created Apple Accounts. When did this requirement come into effect? What are the conditions for users who do not have two-factor authentication enabled? ② Apple website mentions that a verification code may be required when signing into an Apple Account from a new device or browser. Is my understanding of the situations where a verification code is requested accurate, as listed below? Are there any other situations? Completely signing out of the Apple Account on that device. Erasing the device. Needing to change the password for security reasons. ③ If a user is already using a passkey on an Apple device, and then upgrades to a new device, will additional authentication, such as entering a PIN code, be required to use the passkey on the new device?
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759
Mar ’26
Issue with Private Email Relay Not Forwarding SES Emails
We are experiencing an issue with Apple’s Private Email Relay service for Sign in with Apple users. Our setup details are as follows: • Domain: joinalyke.com • Domain successfully added under “Sign in with Apple for Email Communication” • SPF verified • DKIM enabled (2048-bit Easy DKIM via AWS SES) • Emails are being sent from S***@joinalyke.com Amazon SES confirms that emails sent to users’ @privaterelay.appleid.com addresses are successfully delivered (Delivery events recorded in SES and no bounce reported). However, users are not receiving the forwarded emails in their actual inboxes. Since: SES shows successful delivery, SPF and DKIM are properly configured, Domain is registered in the Apple Developer portal, we suspect that the Private Email Relay service may be blocking or not forwarding these emails. Could you please investigate whether: Our domain or IP reputation is being blocked or filtered, There are additional configuration requirements, The relay service is rejecting emails after acceptance, There are content-related filtering policies we should review. We are happy to provide message IDs, timestamps, and sample relay email addresses if required.
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917
Mar ’26
Sharing Apple Login Between Apps
Hello, We are building a new app that would be kinda extension of the other and we want to let our community share the same account in between. We use Apple Sign in and we want Appel sign in system to give the same identity when people use apple relay. One of our app is alreadey released, can we still do it to share the same Apple login?
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712
Mar ’26
Sign In With Apple not Removable by Users
I've just implemented Sign-In-With-Apple and everything is working perfectly, but my app seems to be in some strange state where users are unable to remove it from the Sign-In-With-Apple section of their settings. Things I've tried: -- Deleting from Mac. (It just stays in the list) -- Deleting from the iPhone (It stays in the list) -- Deleting from account.apple.com (same issue) -- I've noticed in the browser inspector tools I receive a 200 on the DELETE request, but the app remains. -- Multiple users Also have tried: -- Revoking the token through the REST API -- I get an email saying the token has been revoked, but it's still working -- Same code, different app id (works fine!) It seems like maybe my app is in some sort of weird state? Has anyone come across this before?
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535
Sep ’25
Persistent "invalid_client" error on backend token exchange (Sign In with Apple)
Hello Apple Developer Community and Support, Our team is encountering a critical and persistent issue with our backend integration of Sign In with Apple, and we are hoping for some insights or assistance. Problem: We consistently receive an "invalid_client" error (HTTP 400 status) when our backend service attempts to exchange the authorization code for tokens at Apple's https://appleid.apple.com/auth/token endpoint. The error message from Apple's response is simply {"error":"invalid_client"}. Our Setup: Client Application: An iOS native application. Backend Service: A Go backend responsible for server-to-server token exchange and user management. Sign In with Apple Flow: The iOS app initiates the Sign In with Apple flow, obtains an authorization code, and then passes this code to our backend for token exchange. Extensive Troubleshooting Performed (No Success): We have meticulously followed all official Apple documentation (including TN3107: Resolving Sign In with Apple Response Errors) and industry best practices. Here's a summary of our verification steps, all of which currently show correct configurations and parameters: Backend client_secret JWT Construction: We generate a client_secret JWT as required for server-to-server communication. We've confirmed the claims in the generated JWT are correct: iss (Issuer): Our Team ID (e.g., XXXXXXXXXX). sub (Subject): Our Service ID (e.g., com.example.service.backendauth). aud (Audience): https://appleid.apple.com. kid (Key ID): The Key ID associated with our .p8 private key (e.g., YYYYYYYYYY). We have performed rigorous verification of the .p8 private key content itself, ensuring no corruption, extra characters, or formatting issues in the environment variable. Our backend logs confirm it's parsing the correct PEM content. Token Exchange Request Parameters: The client_id parameter sent in the POST request to /auth/token is correctly set to our App Bundle ID (e.g., com.example.app.ios), as this is the identifier for which the code was originally issued. The redirect_uri parameter sent in the POST request to /auth/token is precisely matched to a registered "Return URL" in our Apple Developer Portal (e.g., https://api.example.com:port/api/auth/callback?provider=apple). Apple Developer Portal Configuration (Meticulously Verified): App ID: Enabled for "Sign In with Apple". Service ID: Enabled for "Sign In with Apple". Its "Primary App ID" is correctly linked to our App Bundle ID (e.g., com.example.app.ios). Its "Return URLs" exactly match our backend's redirect_uri (e.g., https://api.example.com:port/api/auth/callback?provider=apple). Key: Our .p8 key has "Sign In with Apple" enabled. Crucially, in its configuration panel, the "Primary App ID" is correctly linked to our App Bundle ID (e.g., com.example.app.ios). We've ensured this key is specifically created for "Sign In with Apple" and not other services like APNs. We have performed multiple full revocations and meticulous re-creations of the App ID, Service ID, and Key in the Apple Developer Portal, ensuring correct linkages and using new identifiers to bypass any potential caching issues. Network & System Health Checks: Network connectivity from our backend server to https://appleid.apple.com (port 443) has been confirmed as fully functional via ping and curl -v. The incoming TLS handshake from our iOS client app to our backend server's callback URL (https://api.example.com:port/...) is successful and verified via openssl s_client -connect. There are no longer any TLS handshake errors (EOF). Our backend server's system clock is accurately synchronized via NTP. Request for Assistance: Given that all our visible configurations, environment variables, and request parameters appear to be correct and align with Apple's documentation, and network connectivity is confirmed, we are at a loss for why the invalid_client error persists. Based on TN3107, this error typically implies an issue with the client secret's signature or its validity for the given client_id. However, our logs confirm correct iss, sub, aud, and kid, and the private key content. Has anyone encountered this persistent invalid_client error when all checks pass? Are there any less common configurations or troubleshooting steps we might be missing? Could this indicate a caching or propagation delay on Apple's servers, even after waiting periods? Any insights or guidance would be greatly appreciated. We are prepared to provide detailed, anonymized logs and screenshots to Apple Developer Support privately if requested. Thank you.
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260
May ’25
How to use SignInWithAppleButton as one-time login in iOS app?
I would like to make an app that uses Sign in with Apple to provide the users with a very convenient way of authenticating their (anonymous) identity. I'm using the identityToken that the SignInWithAppleButton provides to the onCompletion closure to build an AWS Identity Resolver that will be used to access AWS resources for that user. At the moment, everything works fine, except that the identityToken eventually stops working (I think after 24 hours) and is no longer usable for AWS identity resolvers. Is there a way to refresh the identityToken, or to generate a new one, without user interaction? I don't mind at all, if in some situations (eg logout from another device, deletion of account, etc), it cannot refresh the token, and it directs me to take further action by giving an error. Most importantly, I don't want the user to be forced to deal with the SignInWithAppleButton every time that they interact with web services. From the user's point of view, I would like the experience to be that they simply confirm that they agree to use SignInWithApple on first use (maybe once per device), and are never inconvenienced by it again. P.S. Sorry for posting this here. I tried to set the topic to "Privacy & Security" and ran into form validation errors.
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152
Jun ’25
Apple Sign in Freeze
I was experiencing a weird sign in error when using apple sign in with my app and wanted to put it here for anyone else who might experience it in the future, and so apple can make this requirement more clear. I was using CloudKit and apple sign in. If you are not using both this probably does not apply to you. Every time I would go to sign in in the iOS simulator I would enter my password, hit "sign in", and everything just froze. The very odd reason for this is if you are using iCloudKit and apple sign in you need to go to specifically the "identifiers" in the "Certificates, Identifiers & Profiles" menu (https://developer.apple.com/account/resources/identifiers/list). And from there you specifically need an App ID Configuration with apple sign in enabled. From there you have to have the same exact bundle identifier in Xcode under project settings(not an upper tab just click your project in the left panel). And that should allow you to both pass validation and have your sign in work. Hope this helps!
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234
Jun ’25
APP ID's indentifier not updating
When implementing Sign In with Apple I created an App ID and a Service ID for my app. I didn't configure the Server-to-Server Notification URL properly there and token revocation didn't work. Later on I updated the url config and the name of the identifiers. However, when I Sign in with Apple in my app I still see the old identifier name in my iPhone Settings->Apple Account->Sign in with Apple. I would assume that if the name doesn't update, the configuration doesn't update either. I'm using automatic Xcode signing, I have deleted all the profiles locally, cleaned project, bumped versions, waited for a week, nothing worked. Token revocation for account deletion doesn't work properly I would assume because of the initial misconfiguration. I want to mention that this is working fine for my development build (another bundleID, AppID, ServiceID) What am I missing here?
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138
Jun ’25
How to resolve invalid client
I've been fighting this issue for 3 days now. After several failures, I created a new app id and service id yesterday. I checked and entered domain, callback, and login usage clearly, but it keeps returning an error. Can you help me figure out what's wrong? https://appleid.apple.com/auth/authorize?response_type=code&client_id=com.smoothmail.signin&redirect_uri=https%3A%2F%2Fsmoothmail.store%2Fapple-auth&state=4157daa763&scope=name+email&response_mode=form_post
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Jun ’25
Sign in with Apple ends unexpectedly with code 1001
We're integrating Sign in with Apple into our iOS app The Apple ID login UI appears correctly on real devices, but after tapping Continue, the system immediately stops and shows code 1001. This issue happens across multiple devices and Apple ID accounts, even with no prior login history. We’ve confirmed the following Sign in with Apple is enabled in both Developer Portal and Xcode Capabilities Automatic signing and provisioning are set correctly Device is signed into iCloud and system time is synced Performed clean build, app reinstall, and other standard debugging steps We suspect that the sign in handshake process may not be completing properly due to some kind of account or server-side restriction, and we’d appreciate any insights into this behavior.
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193
Jun ’25
apple sign in error
I am asking about the apple Sign in implementation. ▫️ problems eas local build or test flight, I get a “Could not complete registration” message. When I check the console, I see the following error message. akd SRP authentication with server failed! Error: Error Domain=com.apple.AppleIDAuthSupport Code=2 UserInfo={NSDescription=<private>, Status=<private>} ▫️ Assumption ・Developed with Expo ・"expo-apple-authentication":"^7.2.4" ・Two apps are developed at the same time, using supabase, firebase, but both have the same error ・On Xcode, on app ids, apple sign in capability is turned on ・Service ids is set to domain, return url ・keys is created ・Internal test of testfligt is set to deliver
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Jun ’25
[Resolved] Sign in with Apple Service Outage: Thursday, June 12, 2025
On Thursday, June 12, 2025, Sign in with Apple was impacted by an incorrect subdomain defined in its /.well-known/openid-configuration file. The JSON returned incorrectly provided https://account.apple.com instead of the expected https://appleid.apple.com. For Sign in with Apple, the value for the issuer (iss) claim in the user's identity token is https://appleid.apple.com. Additionally, if your clients use the Sign in with Apple REST API, the following endpoints should be used for each request: https://appleid.apple.com/auth/authorize https://appleid.apple.com/auth/token https://appleid.apple.com/auth/revoke https://appleid.apple.com/auth/keys This issue with the /.well-known/openid-configuration file was resolved the same day. Use the URL below to confirm the expected subdomain is provided, as needed: https://appleid.apple.com/.well-known/openid-configuration Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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327
Jun ’25
[Resolved] Sign in with Apple Service Outage: Wednesday, June 18, 2025 - Monday, June 23, 2025
On Wednesday, June 18, 2025, Sign in with Apple was impacted by a configuration issue which affected some developer accounts that created new app or Services ID configurations, or edited existing configurations, resulting in the following errors: invalid_client response error returned by the authentication, token validation/revocation, and user migration requests "Sign Up Not Completed" (or equivalent) error presented from the Authentication Services framework. On Monday, June 23, 2025, this issue was resolved. Please retry the Sign in with Apple flows in your Sign in with Apple enabled apps and websites to confirm your developer account configuration has been fixed. Please let us know if you can still reproduce this issue with your developer account. If so, follow the steps outlined in the post below: Gathering required information for troubleshooting Sign in with Apple authorization and token requests https://developer.apple.com/forums/thread/762831 Finally, reply (not comment) with your Feedback ID on either of the posts below: https://developer.apple.com/forums/thread/789011 https://developer.apple.com/forums/thread/789132 Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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Jun ’25
Email Delivery Issue for Private Relay Addresses
Hi Community, We've implemented Sign In with Apple in our application. Our domains are properly registered in the developer console, but we're experiencing inconsistent email functionality with Apple's privacy email service. Some domains work correctly while others show delivery problems, even though all domains have identical configurations. Apple's console displays green verification status for all domains, yet testing reveals that emails to privacy-protected accounts don't arrive as expected. We're using SendGrid as our email service provider, and all domains have valid authentication records (SPF, DKIM, DMARC) in place. Has anyone encountered similar inconsistencies with Apple's privacy email service? Would appreciate any configuration tips or troubleshooting guidance. Thanks.
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Jul ’25
Gathering required information for troubleshooting Private Email Relay with Sign in with Apple
Hi, Before I begin my investigation, I want to explain our code-level support process for issues related to Sign in with Apple—as the issue you’re reporting may be the result of any of the following: An error in your app or web service request. A configuration issue in your Developer Account. An internal issue in the operation system or Apple ID servers. To ensure the issue is not caused by an error within your Private Email Replay configuration, please review Configuring your environment for Sign in with Apple to learn more about registering your email sources and authenticated domains. To prevent sending sensitive message details in plain text, you should create a report in Feedback Assistant to share the details requested below. Additionally, if I determine the error is caused by an internal issue in the operating system or Apple ID servers, the appropriate engineering teams have access to the same information and can communicate with you directly for more information, if needed. Please follow the instructions below to submit your feedback. Gathering required information for troubleshooting Private Email Relay with Sign in with Apple For issues occurring with your email delivery, ensure your feedback contains the following information: the primary App ID and Services ID the user’s Apple ID and/or email address the email message headers the Private Email Relay Service or Hide My Email message delivery failure, and SMTP error codes Submitting your feedback Before you submit to Feedback Assistant, please confirm the requested information above is included in your feedback. Failure to provide the requested information will only delay my investigation into the reported issue within your Sign in with Apple client. After your submission to Feedback Assistant is complete, please respond in your existing Developer Forums post with the Feedback ID. Once received, I can begin my investigation and determine if this issue is caused by an error within your client, a configuration issue within your developer account, or an underlying system bug. Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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1.4k
Sep ’25
Phone heating problem after update iOS 26.0 (23A5297m)
As I had mentioned earlier, I was facing two issues after the initial update, but I’m happy to inform you that both of those issues have now been resolved. However, after updating to iOS 26.0 (23A5297m), I’ve started experiencing a new issue related to overheating. Since yesterday, my iPhone has been getting extremely hot while charging. It also became very hot after clicking just a few photos. The same heating issue occurred again today during charging. This problem only started after the latest update. Kindly look into this issue and advise on how to resolve it.
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102
Jul ’25
Apple SignIn configuration change from Group to Primary ID
I have two applications, and I recently decided to add the Apple Sign In feature. Initially, I configured it for one of the apps as the Primary ID for this feature. Everything worked well, and I decided to add it to the second app. I made a mistake and used the First app as Primary ID using the "Group with an existing primary App ID" flag. Now, when I sign in using the second app, I don't see it in the list of apps in iPhone Settings for Apple Sign In; I only see the primary app. And with that, I no longer see a prompt for sharing/hiding email, and I am unable to revoke credentials correctly. I decided to change the Second app's Sign-in config and set it as the Primary ID for the feature. I was hoping to get two apps independent for the SignIn. However, it doesn't seem to make a difference. The second app behaves the same way, as long as the first app used SignIn, the second one always thinks that the user has already used that feature and never shows the correct prompt. Is there something I missed after changing the Configuration?
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Jul ’25
Misclassification of Mainland China real-name anti-addiction verification as “Login Service” + Unfair/Mechanical Review Handling
a I am submitting this appeal because we believe our app was misunderstood and the review outcome and follow-up communication have been unfair and mechanically handled. 1) What happened / Outcome we disagree with Our submission was rejected under Guideline 4.8 – Design – Login Services, with the reviewer stating that our app uses a third-party login service but does not provide an equivalent login option that meets Apple’s requirements (limited data collection, private email option, no advertising tracking without consent). However, our game does not require or force any third-party login. The feature being treated as “login” is not a login service at all—it is Mainland China real-name / anti-addiction compliance verification. 2) Why we believe we comply with the App Review Guidelines A. The feature in question is compliance verification, not login Players do not need to create or log into any in-game account to play. The flow exists solely to satisfy Mainland China real-name/anti-addiction compliance requirements. Verification can be completed by either: Using TapTap only as a real-name verification authorization option, or Manually entering a Chinese ID number + legal name to pass verification and play. Because this is verification, not an account login, Guideline 4.8 “Login Services” should not apply in the way the rejection message assumes. B. There is no “playable account” to provide After we clarified the above, we continued to receive repeated, template-like requests to provide a “playable account.” This request does not match our product design: there is no account system required for gameplay, so there is no “review account” to provide. We have already provided the information needed to complete the verification path (ID + name for the compliance flow), yet the responses remained repetitive and did not reflect that the reviewer checked our explanation. 3) Why we believe the handling was unfair Even after clearly explaining that this is not a login system, the review communication continued with mechanical responses that did not address the clarification. This caused significant delays to our release timeline and appears to be unfair treatment compared with many existing App Store apps that use similar compliance verification flows. 4) What we are requesting from the Appeals Team Please investigate and correct the misclassification of our real-name compliance verification as a “login service” under Guideline 4.8. If the team still believes Guideline 4.8 applies, please provide: The specific guideline rationale, and The exact screen/step in our app that is being interpreted as “login.” Please advise what specific materials you need to proceed efficiently (e.g., screen recording of the verification flow, step-by-step review instructions, configuration notes). We are ready to provide them immediately.
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501
Activity
Mar ’26
Account security and passkeys
Could you tell me about account security and passkeys? Our service is considering implementing passkeys, and these questions are to understand how Apple protects accounts from third parties. ① Apple website states that two-factor authentication is mandatory for newly created Apple Accounts. When did this requirement come into effect? What are the conditions for users who do not have two-factor authentication enabled? ② Apple website mentions that a verification code may be required when signing into an Apple Account from a new device or browser. Is my understanding of the situations where a verification code is requested accurate, as listed below? Are there any other situations? Completely signing out of the Apple Account on that device. Erasing the device. Needing to change the password for security reasons. ③ If a user is already using a passkey on an Apple device, and then upgrades to a new device, will additional authentication, such as entering a PIN code, be required to use the passkey on the new device?
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1
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0
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759
Activity
Mar ’26
Issue with Private Email Relay Not Forwarding SES Emails
We are experiencing an issue with Apple’s Private Email Relay service for Sign in with Apple users. Our setup details are as follows: • Domain: joinalyke.com • Domain successfully added under “Sign in with Apple for Email Communication” • SPF verified • DKIM enabled (2048-bit Easy DKIM via AWS SES) • Emails are being sent from S***@joinalyke.com Amazon SES confirms that emails sent to users’ @privaterelay.appleid.com addresses are successfully delivered (Delivery events recorded in SES and no bounce reported). However, users are not receiving the forwarded emails in their actual inboxes. Since: SES shows successful delivery, SPF and DKIM are properly configured, Domain is registered in the Apple Developer portal, we suspect that the Private Email Relay service may be blocking or not forwarding these emails. Could you please investigate whether: Our domain or IP reputation is being blocked or filtered, There are additional configuration requirements, The relay service is rejecting emails after acceptance, There are content-related filtering policies we should review. We are happy to provide message IDs, timestamps, and sample relay email addresses if required.
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2
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917
Activity
Mar ’26
Sharing Apple Login Between Apps
Hello, We are building a new app that would be kinda extension of the other and we want to let our community share the same account in between. We use Apple Sign in and we want Appel sign in system to give the same identity when people use apple relay. One of our app is alreadey released, can we still do it to share the same Apple login?
Replies
1
Boosts
0
Views
712
Activity
Mar ’26
Sign In With Apple not Removable by Users
I've just implemented Sign-In-With-Apple and everything is working perfectly, but my app seems to be in some strange state where users are unable to remove it from the Sign-In-With-Apple section of their settings. Things I've tried: -- Deleting from Mac. (It just stays in the list) -- Deleting from the iPhone (It stays in the list) -- Deleting from account.apple.com (same issue) -- I've noticed in the browser inspector tools I receive a 200 on the DELETE request, but the app remains. -- Multiple users Also have tried: -- Revoking the token through the REST API -- I get an email saying the token has been revoked, but it's still working -- Same code, different app id (works fine!) It seems like maybe my app is in some sort of weird state? Has anyone come across this before?
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1
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0
Views
535
Activity
Sep ’25
Persistent "invalid_client" error on backend token exchange (Sign In with Apple)
Hello Apple Developer Community and Support, Our team is encountering a critical and persistent issue with our backend integration of Sign In with Apple, and we are hoping for some insights or assistance. Problem: We consistently receive an "invalid_client" error (HTTP 400 status) when our backend service attempts to exchange the authorization code for tokens at Apple's https://appleid.apple.com/auth/token endpoint. The error message from Apple's response is simply {"error":"invalid_client"}. Our Setup: Client Application: An iOS native application. Backend Service: A Go backend responsible for server-to-server token exchange and user management. Sign In with Apple Flow: The iOS app initiates the Sign In with Apple flow, obtains an authorization code, and then passes this code to our backend for token exchange. Extensive Troubleshooting Performed (No Success): We have meticulously followed all official Apple documentation (including TN3107: Resolving Sign In with Apple Response Errors) and industry best practices. Here's a summary of our verification steps, all of which currently show correct configurations and parameters: Backend client_secret JWT Construction: We generate a client_secret JWT as required for server-to-server communication. We've confirmed the claims in the generated JWT are correct: iss (Issuer): Our Team ID (e.g., XXXXXXXXXX). sub (Subject): Our Service ID (e.g., com.example.service.backendauth). aud (Audience): https://appleid.apple.com. kid (Key ID): The Key ID associated with our .p8 private key (e.g., YYYYYYYYYY). We have performed rigorous verification of the .p8 private key content itself, ensuring no corruption, extra characters, or formatting issues in the environment variable. Our backend logs confirm it's parsing the correct PEM content. Token Exchange Request Parameters: The client_id parameter sent in the POST request to /auth/token is correctly set to our App Bundle ID (e.g., com.example.app.ios), as this is the identifier for which the code was originally issued. The redirect_uri parameter sent in the POST request to /auth/token is precisely matched to a registered "Return URL" in our Apple Developer Portal (e.g., https://api.example.com:port/api/auth/callback?provider=apple). Apple Developer Portal Configuration (Meticulously Verified): App ID: Enabled for "Sign In with Apple". Service ID: Enabled for "Sign In with Apple". Its "Primary App ID" is correctly linked to our App Bundle ID (e.g., com.example.app.ios). Its "Return URLs" exactly match our backend's redirect_uri (e.g., https://api.example.com:port/api/auth/callback?provider=apple). Key: Our .p8 key has "Sign In with Apple" enabled. Crucially, in its configuration panel, the "Primary App ID" is correctly linked to our App Bundle ID (e.g., com.example.app.ios). We've ensured this key is specifically created for "Sign In with Apple" and not other services like APNs. We have performed multiple full revocations and meticulous re-creations of the App ID, Service ID, and Key in the Apple Developer Portal, ensuring correct linkages and using new identifiers to bypass any potential caching issues. Network & System Health Checks: Network connectivity from our backend server to https://appleid.apple.com (port 443) has been confirmed as fully functional via ping and curl -v. The incoming TLS handshake from our iOS client app to our backend server's callback URL (https://api.example.com:port/...) is successful and verified via openssl s_client -connect. There are no longer any TLS handshake errors (EOF). Our backend server's system clock is accurately synchronized via NTP. Request for Assistance: Given that all our visible configurations, environment variables, and request parameters appear to be correct and align with Apple's documentation, and network connectivity is confirmed, we are at a loss for why the invalid_client error persists. Based on TN3107, this error typically implies an issue with the client secret's signature or its validity for the given client_id. However, our logs confirm correct iss, sub, aud, and kid, and the private key content. Has anyone encountered this persistent invalid_client error when all checks pass? Are there any less common configurations or troubleshooting steps we might be missing? Could this indicate a caching or propagation delay on Apple's servers, even after waiting periods? Any insights or guidance would be greatly appreciated. We are prepared to provide detailed, anonymized logs and screenshots to Apple Developer Support privately if requested. Thank you.
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260
Activity
May ’25
How to use SignInWithAppleButton as one-time login in iOS app?
I would like to make an app that uses Sign in with Apple to provide the users with a very convenient way of authenticating their (anonymous) identity. I'm using the identityToken that the SignInWithAppleButton provides to the onCompletion closure to build an AWS Identity Resolver that will be used to access AWS resources for that user. At the moment, everything works fine, except that the identityToken eventually stops working (I think after 24 hours) and is no longer usable for AWS identity resolvers. Is there a way to refresh the identityToken, or to generate a new one, without user interaction? I don't mind at all, if in some situations (eg logout from another device, deletion of account, etc), it cannot refresh the token, and it directs me to take further action by giving an error. Most importantly, I don't want the user to be forced to deal with the SignInWithAppleButton every time that they interact with web services. From the user's point of view, I would like the experience to be that they simply confirm that they agree to use SignInWithApple on first use (maybe once per device), and are never inconvenienced by it again. P.S. Sorry for posting this here. I tried to set the topic to "Privacy & Security" and ran into form validation errors.
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152
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Jun ’25
Apple Sign in Freeze
I was experiencing a weird sign in error when using apple sign in with my app and wanted to put it here for anyone else who might experience it in the future, and so apple can make this requirement more clear. I was using CloudKit and apple sign in. If you are not using both this probably does not apply to you. Every time I would go to sign in in the iOS simulator I would enter my password, hit "sign in", and everything just froze. The very odd reason for this is if you are using iCloudKit and apple sign in you need to go to specifically the "identifiers" in the "Certificates, Identifiers & Profiles" menu (https://developer.apple.com/account/resources/identifiers/list). And from there you specifically need an App ID Configuration with apple sign in enabled. From there you have to have the same exact bundle identifier in Xcode under project settings(not an upper tab just click your project in the left panel). And that should allow you to both pass validation and have your sign in work. Hope this helps!
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234
Activity
Jun ’25
account.apple.com not showing in-app sign-in modal
Hi, preivously on appleid.apple.com, navigating to this page on safari would show the in-app modal to continue with Apple. Now with account.apple.com, this is not the case. We are not seeing the in-app modal to continue with Apple
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183
Activity
Jun ’25
APP ID's indentifier not updating
When implementing Sign In with Apple I created an App ID and a Service ID for my app. I didn't configure the Server-to-Server Notification URL properly there and token revocation didn't work. Later on I updated the url config and the name of the identifiers. However, when I Sign in with Apple in my app I still see the old identifier name in my iPhone Settings->Apple Account->Sign in with Apple. I would assume that if the name doesn't update, the configuration doesn't update either. I'm using automatic Xcode signing, I have deleted all the profiles locally, cleaned project, bumped versions, waited for a week, nothing worked. Token revocation for account deletion doesn't work properly I would assume because of the initial misconfiguration. I want to mention that this is working fine for my development build (another bundleID, AppID, ServiceID) What am I missing here?
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138
Activity
Jun ’25
How to resolve invalid client
I've been fighting this issue for 3 days now. After several failures, I created a new app id and service id yesterday. I checked and entered domain, callback, and login usage clearly, but it keeps returning an error. Can you help me figure out what's wrong? https://appleid.apple.com/auth/authorize?response_type=code&client_id=com.smoothmail.signin&redirect_uri=https%3A%2F%2Fsmoothmail.store%2Fapple-auth&state=4157daa763&scope=name+email&response_mode=form_post
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5
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212
Activity
Jun ’25
Sign in with Apple ends unexpectedly with code 1001
We're integrating Sign in with Apple into our iOS app The Apple ID login UI appears correctly on real devices, but after tapping Continue, the system immediately stops and shows code 1001. This issue happens across multiple devices and Apple ID accounts, even with no prior login history. We’ve confirmed the following Sign in with Apple is enabled in both Developer Portal and Xcode Capabilities Automatic signing and provisioning are set correctly Device is signed into iCloud and system time is synced Performed clean build, app reinstall, and other standard debugging steps We suspect that the sign in handshake process may not be completing properly due to some kind of account or server-side restriction, and we’d appreciate any insights into this behavior.
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193
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Jun ’25
apple sign in error
I am asking about the apple Sign in implementation. ▫️ problems eas local build or test flight, I get a “Could not complete registration” message. When I check the console, I see the following error message. akd SRP authentication with server failed! Error: Error Domain=com.apple.AppleIDAuthSupport Code=2 UserInfo={NSDescription=<private>, Status=<private>} ▫️ Assumption ・Developed with Expo ・"expo-apple-authentication":"^7.2.4" ・Two apps are developed at the same time, using supabase, firebase, but both have the same error ・On Xcode, on app ids, apple sign in capability is turned on ・Service ids is set to domain, return url ・keys is created ・Internal test of testfligt is set to deliver
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88
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Jun ’25
[Resolved] Sign in with Apple Service Outage: Thursday, June 12, 2025
On Thursday, June 12, 2025, Sign in with Apple was impacted by an incorrect subdomain defined in its /.well-known/openid-configuration file. The JSON returned incorrectly provided https://account.apple.com instead of the expected https://appleid.apple.com. For Sign in with Apple, the value for the issuer (iss) claim in the user's identity token is https://appleid.apple.com. Additionally, if your clients use the Sign in with Apple REST API, the following endpoints should be used for each request: https://appleid.apple.com/auth/authorize https://appleid.apple.com/auth/token https://appleid.apple.com/auth/revoke https://appleid.apple.com/auth/keys This issue with the /.well-known/openid-configuration file was resolved the same day. Use the URL below to confirm the expected subdomain is provided, as needed: https://appleid.apple.com/.well-known/openid-configuration Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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327
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Jun ’25
[Resolved] Sign in with Apple Service Outage: Wednesday, June 18, 2025 - Monday, June 23, 2025
On Wednesday, June 18, 2025, Sign in with Apple was impacted by a configuration issue which affected some developer accounts that created new app or Services ID configurations, or edited existing configurations, resulting in the following errors: invalid_client response error returned by the authentication, token validation/revocation, and user migration requests "Sign Up Not Completed" (or equivalent) error presented from the Authentication Services framework. On Monday, June 23, 2025, this issue was resolved. Please retry the Sign in with Apple flows in your Sign in with Apple enabled apps and websites to confirm your developer account configuration has been fixed. Please let us know if you can still reproduce this issue with your developer account. If so, follow the steps outlined in the post below: Gathering required information for troubleshooting Sign in with Apple authorization and token requests https://developer.apple.com/forums/thread/762831 Finally, reply (not comment) with your Feedback ID on either of the posts below: https://developer.apple.com/forums/thread/789011 https://developer.apple.com/forums/thread/789132 Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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388
Activity
Jun ’25
Email Delivery Issue for Private Relay Addresses
Hi Community, We've implemented Sign In with Apple in our application. Our domains are properly registered in the developer console, but we're experiencing inconsistent email functionality with Apple's privacy email service. Some domains work correctly while others show delivery problems, even though all domains have identical configurations. Apple's console displays green verification status for all domains, yet testing reveals that emails to privacy-protected accounts don't arrive as expected. We're using SendGrid as our email service provider, and all domains have valid authentication records (SPF, DKIM, DMARC) in place. Has anyone encountered similar inconsistencies with Apple's privacy email service? Would appreciate any configuration tips or troubleshooting guidance. Thanks.
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193
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Jul ’25
Auto-fill of name and email address with Sign in with Apple doesn't work in reviews
We implemented a feature to receive name and email address after Sign in with Apple, and it works perfectly in our testing. However, during the app review, they says it doesn't work, and the app is rejected. Why does it work differently?
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350
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Jul ’25
Gathering required information for troubleshooting Private Email Relay with Sign in with Apple
Hi, Before I begin my investigation, I want to explain our code-level support process for issues related to Sign in with Apple—as the issue you’re reporting may be the result of any of the following: An error in your app or web service request. A configuration issue in your Developer Account. An internal issue in the operation system or Apple ID servers. To ensure the issue is not caused by an error within your Private Email Replay configuration, please review Configuring your environment for Sign in with Apple to learn more about registering your email sources and authenticated domains. To prevent sending sensitive message details in plain text, you should create a report in Feedback Assistant to share the details requested below. Additionally, if I determine the error is caused by an internal issue in the operating system or Apple ID servers, the appropriate engineering teams have access to the same information and can communicate with you directly for more information, if needed. Please follow the instructions below to submit your feedback. Gathering required information for troubleshooting Private Email Relay with Sign in with Apple For issues occurring with your email delivery, ensure your feedback contains the following information: the primary App ID and Services ID the user’s Apple ID and/or email address the email message headers the Private Email Relay Service or Hide My Email message delivery failure, and SMTP error codes Submitting your feedback Before you submit to Feedback Assistant, please confirm the requested information above is included in your feedback. Failure to provide the requested information will only delay my investigation into the reported issue within your Sign in with Apple client. After your submission to Feedback Assistant is complete, please respond in your existing Developer Forums post with the Feedback ID. Once received, I can begin my investigation and determine if this issue is caused by an error within your client, a configuration issue within your developer account, or an underlying system bug. Cheers, Paris X Pinkney |  WWDR | DTS Engineer
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1.4k
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Sep ’25
Phone heating problem after update iOS 26.0 (23A5297m)
As I had mentioned earlier, I was facing two issues after the initial update, but I’m happy to inform you that both of those issues have now been resolved. However, after updating to iOS 26.0 (23A5297m), I’ve started experiencing a new issue related to overheating. Since yesterday, my iPhone has been getting extremely hot while charging. It also became very hot after clicking just a few photos. The same heating issue occurred again today during charging. This problem only started after the latest update. Kindly look into this issue and advise on how to resolve it.
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102
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Jul ’25
Apple SignIn configuration change from Group to Primary ID
I have two applications, and I recently decided to add the Apple Sign In feature. Initially, I configured it for one of the apps as the Primary ID for this feature. Everything worked well, and I decided to add it to the second app. I made a mistake and used the First app as Primary ID using the "Group with an existing primary App ID" flag. Now, when I sign in using the second app, I don't see it in the list of apps in iPhone Settings for Apple Sign In; I only see the primary app. And with that, I no longer see a prompt for sharing/hiding email, and I am unable to revoke credentials correctly. I decided to change the Second app's Sign-in config and set it as the Primary ID for the feature. I was hoping to get two apps independent for the SignIn. However, it doesn't seem to make a difference. The second app behaves the same way, as long as the first app used SignIn, the second one always thinks that the user has already used that feature and never shows the correct prompt. Is there something I missed after changing the Configuration?
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179
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Jul ’25