Prioritize user privacy and data security in your app. Discuss best practices for data handling, user consent, and security measures to protect user information.

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App Attest server unreachable – DNS or firewall issue suspected
Hello, We are working on integrating app integrity verification into our service application, following Apple's App Attest and DeviceCheck guide. Our server issues a challenge to the client, which then sends the challenge, attestation, and keyId in CBOR format to Apple's App Attest server for verification. However, we are unable to reach both https://attest.apple.com and https://attest.development.apple.com due to network issues. These attempts have been made from both our internal corporate network and mobile hotspot environments. Despite adjusting DNS settings and other configurations, the issue persists. Are there alternative methods or solutions to address this problem? Any recommended network configurations or guidelines to successfully connect to Apple's App Attest servers would be greatly appreciated. Thank you.
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137
May ’25
Sign with apple
I have been working on integrate sign in with apple. I failed for a while. So I download the demo app from this link: https://developer.apple.com/documentation/authenticationservices/implementing-user-authentication-with-sign-in-with-apple And change the bundle id and add it to my paid apple developer account team. Then run it and test it on my all device. It always failed with showing sign up not completed and the log like below: Authorization failed: Error Domain=AKAuthenticationError Code=-7003 "(null)" UserInfo={AKClientBundleID=com.shuaichang.testsignin} LaunchServices: store (null) or url (null) was nil: Error Domain=NSOSStatusErrorDomain Code=-54 "process may not map database" UserInfo={NSDebugDescription=process may not map database, _LSLine=72, _LSFunction=_LSServer_GetServerStoreForConnectionWithCompletionHandler} Attempt to map database failed: permission was denied. This attempt will not be retried. Failed to initialize client context with error Error Domain=NSOSStatusErrorDomain Code=-54 "process may not map database" UserInfo={NSDebugDescription=process may not map database, _LSLine=72, _LSFunction=_LSServer_GetServerStoreForConnectionWithCompletionHandler} Failed to get application extension record: Error Domain=NSOSStatusErrorDomain Code=-54 "(null)" ASAuthorizationController credential request failed with error: Error Domain=com.apple.AuthenticationServices.AuthorizationError Code=1001 "(null)" authorizationController error: The operation couldn’t be completed. (com.apple.AuthenticationServices.AuthorizationError error 1001.)
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97
Jun ’25
Receiving Apple SignIn profile info again after deleting account
We are currently trying to fix a bug when using SignIn with Apple. It appears that on some occasions we are not receiving a user's profile info (name, email) when a new account is created. After doing some investigation we believe this bug is due to the same Apple login being used as an already deleted account. ASF only appears to send profile info the very first time an Apple login is used. If that account is deleted and another is created with the same apple login we won't receive the profile info. As a result we are not in compliance with Apple's guidelines requiring that we use the provided profile info with Apple SigIn, and need to prompt users to enter it again. Is there a process in place to properly "clear" a user after their account is deleted in our system, so that the next time a user creates an account with the same Apple login, we receive their profile info again?
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417
Mar ’25
Sign In with Apple fails: Error -7003 (AKAuthenticationError) and 1001 (ASAuthorizationError)
I'm developing a Unity iOS app using the official "Sign In with Apple" Unity plugin (v1.5.0), and I'm encountering persistent errors during authentication. Here’s the full context: App Info: Unity version: 6000.0.32f1 Bundle ID: com.pfcgaming.applesignin Sign In with Apple enabled in the Apple Developer portal Real iOS device, not simulator Error Logs: txt Copy Edit Authorization failed: Error Domain=AKAuthenticationError Code=-7003 "(null)" UserInfo={AKClientBundleID=com.pfcgaming.applesignin} ASAuthorizationController credential request failed with error: Error Domain=com.apple.AuthenticationServices.AuthorizationError Code=1001 "(null)" Description: The operation couldn’t be completed. No credentials available for login. What I’ve Done So Far: Verified "Sign In with Apple" is enabled under the App ID in developer.apple.com. Provisioning profile has been regenerated with correct entitlements. Xcode project has the “Sign In with Apple” capability added. Tested on multiple real iOS devices with iCloud + Keychain enabled. Tried both PerformQuickLogin() and LoginWithAppleId() approaches in the plugin. My Observations: These errors started occurring right after enabling "Sign In with Apple" in the developer portal. Based on some community feedback, there may be a backend propagation delay after enabling SIWA (Sign In With Apple) which might cause these errors. Questions: Is it expected to receive error -7003 or 1001 immediately after enabling SIWA in the Developer Portal? How long does it typically take for entitlement changes to fully propagate? Is there any Apple-recommended workaround to test during this wait time? Any insight or confirmation would be helpful. Thanks in advance!
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67
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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157
Jun ’25
Question about revoke the token in 'Sign in with Apple'
News link: https://developer.apple.com/news/?id=12m75xbj If your app offers Sign in with Apple, you’ll need to use the Sign in with Apple REST API to revoke user tokens when deleting an account. I'm not good English. I'm confused about the above sentence Do I have to use REST API unconditionally or can I just delete to the account data?
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168
Mar ’25
appleid.apple.com response servers IPs
Developers of our e-shop are preparing to enable Apple Sign In for account login. Apple ID verification is conducted via the domain appleid.apple.com, and the responses should be coming back from the following two Apple IP addresses: IPv4 Address: 17.32.194.6 IPv4 Address: 17.32.194.37 Question is whether these addresses are correct and if they remain unchanged over time. Alternatively, it is existing an official list of IP addresses that may be used for Apple Sign In verification response? This is necessary to ensure precise network communication settings and protection by F5 security solution. Thanks a lot for answers.
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162
Mar ’25
Sign In by Apple on Firebase - 503 Service Temporarily Unavailable
Hello everyone, I'm encountering a persistent 503 Server Temporarily Not Available error when trying to implement "Sign in with Apple" for my web application. I've already performed a full review of my configuration and I'm confident it's set up correctly, which makes this server-side error particularly confusing. Problem Description: Our web application uses Firebase Authentication to handle the "Sign in with Apple" flow. When a user clicks the sign-in button, they are correctly redirected to the appleid.apple.com authorization page. However, instead of seeing the login prompt, the page immediately displays a 503 Server Temporarily Not Available error. This is the redirect URL being generated (with the state parameter truncated for security): https://appleid.apple.com/auth/authorize?response_type=code&client_id=XXXXXX&redirect_uri=https%3A%2F%2FXXXXXX.firebaseapp.com%2F__%2Fauth%2Fhandler&state=AMbdmDk...&scope=email%20name&response_mode=form_post Troubleshooting Steps Performed: Initially, I was receiving an invalid_client error, which prompted me to meticulously verify every part of my setup. I have confirmed the following: App ID Configuration: The "Sign in with Apple" capability is enabled for our primary App ID. Services ID Configuration: We have a Services ID configured specifically for this. The "Sign in with Apple" feature is enabled on this Services ID. The domain is registered and verified under "Domains and Subdomains". Firebase Settings Match Apple Settings: The Services ID from Apple is used as the Client ID in our Firebase configuration. The Team ID is correct. We have generated a private key, and both the Key ID and the .p8 file have been correctly uploaded to Firebase. The key is not revoked in the Apple Developer portal. Since the redirect to Apple is happening with the correct client_id and redirect_uri, and the error is a 5xx server error (not a 4xx client error like invalid_client), I believe our configuration is correct and the issue might be on Apple's end. This has been happening consistently for some time. My Questions: What could be causing a persistent 503 Server Temporarily Not Available error on the /auth/authorize endpoint when all client-side configurations appear to be correct? What is the formal process for opening a technical support ticket (TSI) directly with Apple Developer Support for an issue like this? Thank you for any insights or help you can provide.
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357
Sep ’25
Not receiving Sign in with Apple Server-to-Server Notifications despite correct configuration
I received a notification stating that we need to register a server-to-server notification endpoint to handle the following three events: Changes in email forwarding preferences. Account deletions in your app. Permanent Apple Account deletions. However, even though we have registered the API endpoint under our Identifier configuration, it appears that we are not receiving any API calls when these events trigger. I honestly have no idea what’s going wrong. I’ve checked our WAF logs and there’s no trace of any incoming traffic at all. Is it possible that Apple hasn't started sending these notifications yet, or is there something I might be missing? I’m stuck and don’t know how to resolve this. I would really appreciate any help or insights you could share. Thank you.
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196
2w
Not receiving Sign in with Apple Server-to-Server Notifications despite correct configuration
I received a notification stating that we need to register a server-to-server notification endpoint to handle the following three events: Changes in email forwarding preferences. Account deletions in your app. Permanent Apple Account deletions. However, even though we have registered the API endpoint under our Identifier configuration, it appears that we are not receiving any API calls when these events trigger. I honestly have no idea what’s going wrong. I’ve checked our WAF logs and there’s no trace of any incoming traffic at all. Is it possible that Apple hasn't started sending these notifications yet, or is there something I might be missing? I’m stuck and don’t know how to resolve this. I would really appreciate any help or insights you could share. Thank you.
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145
2w
iOS 26.1 iPhone 15 pro max 偶现冷启动,文件系统挂载失败?
冷启动后我们读文件,发现:"error_msg":"未能打开文件“FinishTasks.plist”,因为你没有查看它的权限。 是否有这些问题: 「iOS 26 iPhone 16,2 cold launch file access failure」) 核心内容:多名开发者反馈 iPhone 15 Pro(iOS 26.0/26.1)冷启动时读取 Documents 目录下的 plist 文件提示权限拒绝,切后台再切前台恢复,苹果员工回复「建议延迟文件操作至 applicationDidBecomeActive 后」。
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238
3w
Which in-app events are allowed without ATT consent?
Hi everyone, I'm developing an iOS app using the AppsFlyer SDK. I understand that starting with iOS 14.5, if a user denies the App Tracking Transparency (ATT) permission, we are not allowed to access the IDFA or perform cross-app tracking. However, I’d like to clarify which in-app events are still legally and technically safe to send when the user denies ATT permission. Specifically, I want to know: Is it acceptable to send events like onboarding_completed, paywall_viewed, subscription_started, subscribe, subscribe_price, or app_opened if they are not linked to IDFA or any form of user tracking? Would sending such internal behavioral events (used purely for SKAdNetwork performance tracking or in-app analytics) violate Apple’s privacy policy if no device identifiers are attached? Additionally, if these events are sent in fully anonymous form (i.e., not associated with IDFA, user ID, email, or any identifiable metadata), does Apple still consider this a privacy concern? In other words, can onboarding_completed, paywall_viewed, subsribe, subscribe_price, etc., be sent in anonymous format without violating ATT policies? Are there any official Apple guidelines or best practices that outline what types of events are considered compliant in the absence of ATT consent? My goal is to remain 100% compliant with Apple’s policies while still analyzing meaningful user behavior to improve the in-app experience. Any clarification or pointers to documentation would be greatly appreciated. Thanks in advance!
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154
Jun ’25
Why won't my AutoFill Credential Provider show up in the context menu of a generic textfield?
I noticed, that even though my AutoFill Credential Provider Extension works with Safari for both Passwords and Passkeys, it doesn't work in context menus inside arbitrary textfields, meanwhile the same is true for the Apple Passwords app. This is a great hit to AutoFill productivity, as my extension is unable to fill textfields by just going to the context menu and clicking AutoFill > Passwords.. Is this a feature only available to Apple via private APIs, or is this something I can interface with? I checked and the Passwords app does use some undocumented but non-private entitlements: [Key] com.apple.authentication-services.access-credential-identities [Value] [Bool] true I also checked the responsible executable for some hints (AutoFillPanelService) however found nothing that would lead me to believe this is a public extension point. Another idea I had was trying to use a macOS Service for this, however Services in the "General" category won't show up in any context menu, only in the Application's Main Menu.
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105
Dec ’25
Is it possible for an iOS app extension to support App Attest?
From watching the video on App Attest the answer would appear to be no, but the video is a few years old so in hope, I thought I would post this question anyway. There's several scenarios where I would like a notification service extension to be able to use App Attest in communications with the back end(for example to send a receipt to the backend acknowledging receipt of the push, fetching an image from a url in the push payload, a few others). Any change App Attest can be used in by a notification service extension?
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81
Dec ’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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61
Jun ’25
Apple Sign-In Fails with Mysterious 404 Error on Non-Existent /appleauth/auth/federate Endpoint
I'm implementing Apple Sign-In in my Next.js application with a NestJS backend. After the user authenticates with Apple, instead of redirecting to my configured callback URL, the browser makes a POST request to a mysterious endpoint /appleauth/auth/federate that doesn't exist in my codebase, resulting in a 404 error. Tech Stack Frontend: Next.js 16.0.10, React 19.2.0 Backend: NestJS with Passport (using @arendajaelu/nestjs-passport-apple) Frontend URL: https://myapp.example.com Backend URL: https://api.example.com Apple Developer Configuration Service ID: (configured correctly in Apple Developer Console) Return URL (only one configured): https://api.example.com/api/v1/auth/apple/callback Domains verified in Apple Developer Console: myapp.example.com api.example.com example.com Backend Configuration NestJS Controller (auth.controller.ts): typescript @Public() @Get('apple') @UseGuards(AuthGuard('apple')) async appleAuth() { // Initiates Apple OAuth flow } @Public() @Post('apple/callback') // Changed from @Get to @Post for form_post @UseGuards(AuthGuard('apple')) async appleAuthCallback(@Req() req: any, @Res() res: any) { const result = await this.authService.socialLogin(req.user, ipAddress, userAgent); // Returns HTML with tokens that uses postMessage to send to opener window } Environment Variables: typescript APPLE_CLIENT_ID=<service_id> APPLE_TEAM_ID=<team_id> APPLE_KEY_ID=<key_id> APPLE_PRIVATE_KEY_PATH=./certs/AuthKey_XXX.p8 APPLE_CALLBACK_URL=https://api.example.com/api/v1/auth/apple/callback FRONTEND_URL=https://myapp.example.com The passport-apple strategy uses response_mode: 'form_post', so Apple POSTs the authorization response to the callback URL. Frontend Implementation Next.js API Route (/src/app/api/auth/apple/route.js): javascript export async function GET(request) { const backendUrl = new URL(`${API_URL}/auth/apple`); const response = await fetch(backendUrl.toString(), { method: "GET", headers: { "Content-Type": "application/json", }, }); const responseText = await response.text(); return new NextResponse(responseText, { status: response.status, headers: { "Content-Type": contentType || "text/html" }, }); } Frontend Auth Handler: javascript export const handleAppleLogin = (router, setApiError) => { const frontendUrl = window?.location?.origin; // Opens popup to /api/auth/apple window.open( `${frontendUrl}/api/auth/apple`, "appleLogin", "width=500,height=600" ); }; The Problem Expected Flow: User clicks "Login with Apple" Frontend opens popup → https://myapp.example.com/api/auth/apple Frontend proxies to → https://api.example.com/api/v1/auth/apple Backend redirects to Apple's authentication page User authenticates with Apple ID Apple POSTs back to → https://api.example.com/api/v1/auth/apple/callback Backend processes and returns success HTML Actual Behavior: After step 5 (user authentication with Apple), instead of Apple redirecting to my callback URL, the browser makes this unexpected request: POST https://myapp.example.com/appleauth/auth/federate?isRememberMeEnabled=false Status: 404 Not Found Request Payload: json { "accountName": "user@example.com", "rememberMe": false } Network Tab Analysis From Chrome DevTools, the call stack shows: send @ app.js:234 ajax @ app.js:234 (anonymous) @ app.js:10 Ee.isFederated @ app.js:666 _callAuthFederate @ app.js:666 The Ee.isFederated and _callAuthFederate functions appear to be minified library code, but I cannot identify which library. What I've Verified ✅ The /appleauth/auth/federate endpoint does not exist anywhere in my codebase: bash grep -r "appleauth" src/ # No results grep -r "federate" src/ # No results ✅ Apple Developer Console shows only ONE Return URL configured (verified multiple times) ✅ Changed callback route from @Get to @Post to handle form_post response mode ✅ Rebuilt frontend completely multiple times: bash rm -rf .next npm run build ✅ Tested in: Incognito/Private browsing mode Different browsers (Chrome, Firefox, Safari) Different devices After clearing all cache and cookies ✅ No service workers registered in the application ✅ No external <script> tags or CDN libraries loaded ✅ package.json contains no AWS Amplify, Auth0, Cognito, or similar federated auth libraries ✅ Checked layout.js and all root-level files - no external scripts Additional Context Google Sign-In works perfectly fine using the same approach The mysterious endpoint uses a different path structure (/appleauth/ vs /api/auth/) The call appears to originate from client-side JavaScript (based on the call stack) The app.js file with the mysterious functions is the built Next.js bundle Questions Where could this /appleauth/auth/federate endpoint be coming from? Why is the browser making this POST request instead of following Apple's redirect to my configured callback URL? Could this be related to the response_mode: 'form_post' in the Apple Passport strategy? Is there something in the Apple Developer Primary App ID configuration that could trigger this behavior? Could this be a Next.js build artifact or some hidden dependency? The mysterious call stack references (Ee.isFederated, _callAuthFederate) suggest some library is intercepting the Apple authentication flow, but I cannot identify what library or where it's being loaded from. The minified function names suggest federated authentication, but I have no such libraries in my dependencies. Has anyone encountered similar issues with Apple Sign-In where an unexpected endpoint is being called?
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400
2w
SignIn with Apple: Primary App Id of Service ID
Hi, I'm trying to implement web-browser SignIn with Apple with my new app. I'm trying to "Associate your website to your app" like described in this doc: https://developer.apple.com/help/account/capabilities/configure-sign-in-with-apple-for-the-web So I created a Service ID for this specific login. I want this login page to display my app icon and name when presented to users. My issue: When I associate my new app the the service, the link is somehow not working. The login page show the "service" login (with a generic apple logo and the Service ID's name) instead of the actual App name. I'v been able to link my new service to older apps succesfully !!! (the login page correctly shows the old apps icons and names) Why is my new app not associated with the service ? I am missing something here ? is there an additionnal step that I need to take in order to link the service to my newest app ? Thanks !
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79
Nov ’25
Apple Attestation unknownSystemFailure error
Hi, I’ve added attestation to my app, and everything worked as expected during setup. However, after deployment, I noticed some unknownSystemFailure entries in the production logs on New Relic. Could you help me understand what typically causes this error? The documentation suggests issues such as failing to generate a token. What scenarios could lead to that?
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95
Nov ’25
Screen recording detect in MACOs Apps
Hi, My MACOS app has sensitive content and dont want user to take screenshot or to record the screen. I tries window.sharingType=none. With this user can still record the screen. I know that user can record with external device. But we dont want him to record using screen capture. Can you please tell me how to detect when screen recording is active in MACOs apps? or how to prevent screen recording in MACOs apps. Thanks
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398
Feb ’25