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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Secure WS requests
Hello, I would like to secure the exchanges between my application and my webservices to make sure requests are only made by an authentic application. By searching the internet I discovered that App Attest from Device Check framework exists but it looks like there are some limitation about it : App Attest doesn't work on most App Extensions (like Share extension) We are limited by the requests count made to the App Attest webservice (only when generating the Apple certificate, one time by device / application). The problem is I need this security on my app extension because I have a Share extension sending e-mails. Do you have advice to secure the exchanges between my app and my webservices ?
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448
Oct ’24
appleid login TypeError
hello. I am using the app with webview. When I log in to Apple, a typeerror appears. How can I solve this? TypeError: this.attr(...).serialize is not a function at u.get (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:691:77511) at t.getValueAndBind (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:145:1485) at e.Compute._on (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:311:3608) at e.Compute.<anonymous> (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:311:2378) at e.Compute._bindsetup (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:145:3277) at e.bindAndSetup [as bind] (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:131:200) at e.Compute.temporarilyBind (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:311:3888) at e.Compute.get (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:311:2827) at Object.u [as compute] (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:117:194) at u.___get (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:59:1930) TypeError: Cannot read properties of undefined (reading 'serialize') at u.inserted (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:691:116897) at HTMLElement.<anonymous> (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:187:673) at HTMLElement.dispatch (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:248:39204) at v.handle (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:248:37199) at Object.trigger (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:248:67752) at Object.trigger (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:224:258) at e.inserted (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:290:412) at t.each.e.fn.<computed> [as append] (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:224:2129) at O.fn.init.<anonymous> (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:248:46985) at W (https://appleid.cdn-apple.com/appleauth/static/jsj/N1506946403/profile/app.js:248:28565)
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865
Nov ’24
How to programmatically stop passkey in my app
I am using Auth0 as a login manager for our app. The way Auth0 handles login is that their SDK will create a web view where the login is actually handled. Once the login is finished the session will end and the app will gain control. We are not set up for passkeys in their system and can't set up quickly to do that. Unfortunately with the new iOS "passkey is the primary login" way iOS is set up now, users are asked to use passkey when it's not supported on the backend. I don't have direct control of the login screens. Is there any way, at the app level, to tell the app to not use passkeys so that it quits showing up as an option for the users? I can't find any documentation on doing this. How can I stop passkey in my app entirely?
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286
Feb ’25
Statistical Data Collection in an SMS Filter Extension.
I am currently developing an SMS filter extension and would like to clarify certain aspects of App Store policies and Apple's privacy guidelines regarding data collection. In my extension, SMS messages are filtered using the deferQueryRequestToNetwork method to perform server-based filtering. While I understand and respect Apple’s prohibition on transmitting or storing sensitive data such as message content or sender information, I am considering collecting non-personally identifiable statistical data related to the filtering process, such as: The total number of messages filtered via the extension. Hourly statistics of filtered messages. Category-based statistics (e.g., promotion, phishing, transaction). This statistical data would be: Fully anonymized, ensuring no personally identifiable information (PII) is collected or stored. Used exclusively for providing users with aggregated insights, such as daily or weekly filtering statistics, and improving the filtering process. Given that the filtering occurs via the deferQueryRequestToNetwork mechanism, the data collection would involve the server but would remain strictly limited to anonymized statistics. Furthermore: Users would be fully informed about this data collection via a transparent privacy policy and in-app notification. Explicit user consent would be obtained before collecting or transmitting any data. Data transmission would be secured, and no raw message content or sender details would ever be stored or transmitted. Could you confirm if this practice complies with Apple’s policies? Are there any additional requirements or recommendations for handling anonymized statistical data collected via server-based filtering in an SMS filter extension?
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416
Nov ’24
Ajuda com identificação de usuário Apple nome email e Firebase
E aí pessoal, tudo certo? Estou desenvolvendo um app com React Native no front-end e Node.js no back-end, usando o Firebase como banco de dados (e possivelmente para autenticação também, dependendo da solução). Preciso implementar o "Sign in with Apple" e estou com algumas dúvidas em como integrar tudo isso. A ideia é: o usuário clica no botão "Entrar com a Apple" no app (React Native), o backend (Node.js) processa a autenticação com a Apple e, em seguida, armazena as informações necessárias (nome, email, etc.) no Firebase. Se alguém já trabalhou com essa combinação (React Native, Node.js, Firebase e Sign in with Apple) e puder compartilhar alguma experiência, dicas, exemplos de código ou até mesmo um boilerplate, seria de grande ajuda!
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375
Jan ’25
App Crash on Lock Screen During Biometrics Permission Prompt Using LAContext()
I am using LAContext(), canEvaluatePolicy, and evaluatePolicy in my project, and I've encountered a crash under a specific scenario. When the permission prompt appears asking, "Do you want to allow [App Name] to use biometrics in your app?" and the user locks the device without selecting "Allow" or "Don't Allow," the app crashes at that point. Has anyone else experienced this issue or tested this scenario? Any insights would be appreciated!
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448
Oct ’24
App Attest development server (data-development.appattest.apple.com) returns 403 for CBOR attestation request
Hi, I’m currently implementing App Attest attestation validation on the development server. However, I’m receiving a 403 Forbidden response when I POST a CBOR-encoded payload to the following endpoint: curl -X POST -H "Content-Type: application/cbor" --data-binary @payload.cbor 'https://data-development.appattest.apple.com' Here’s how I’m generating the CBOR payload in Java: Map&lt;String, Object&gt; payload = new HashMap&lt;&gt;(); payload.put("attestation", attestationBytes); // byte[] from DCAppAttestService payload.put("clientDataHash", clientDataHash); // SHA-256 hash of the challenge (byte[]) payload.put("keyId", keyIdBytes); // Base64-decoded keyId (byte[]) payload.put("appId", TEAM_ID + "." + BUNDLE_ID); // e.g., "ABCDE12345.com.example.app" ObjectMapper cborMapper = new ObjectMapper(new CBORFactory()); byte[] cborBody = cborMapper.writeValueAsBytes(payload); I’m unsure whether the endpoint is rejecting the payload format or if the endpoint itself is incorrect for this stage. I’d appreciate clarification on the following: 1. Is https://data-development.appattest.apple.com the correct endpoint for key attestation in a development environment? 2. Should this endpoint accept CBOR-encoded payloads, or is it only for JSON-based assertion validation? 3. Is there a current official Apple documentation that lists: • the correct URLs for key attestation and assertion validation (production and development), • or any server-side example code (e.g., Java, Python) for handling attestation/validation on the backend? So far, I couldn’t find an official document that explicitly describes the expected HTTP endpoints for these operations. If there’s a newer guide or updated API reference, I’d appreciate a link. Thanks in advance for your help.
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113
May ’25
Passkey authentication problem in some areas in mainland China
Hi team, We are experiencing an issue where some users in China are unable to create passkeys due to authentication errors. This is the UI flows The method we use to prompt users is passkey creation. Technically, this is implemented using Apple’s AuthenticationServices framework. We create an instance of ASAuthorizationController and conform to ASAuthorizationControllerDelegate to handle the results of the authentication attempt. In failure cases, we receive ASAuthorizationError.failed (code 1004), along with some additional details describing the nature of the failure. However, we are currently unable to determine the exact root cause of this issue or how to resolve it. At this point, we can only make assumptions based on the limited error information provided. Our current hypothesis is that due to network restrictions, Apple may be unable to reach the .well-known endpoint where we host the associated domain file. Alternatively, even if the file is successfully loaded and cached to Apple’s CDN, the system in China may not be able to reach the CDN itself. We would greatly appreciate it if you could help us understand what might be causing this problem and guide us on how we can resolve it effectively. Thanks, Hung
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90
May ’25
Getting 400 response for every time appAttestation url
The token is legitimate, however I keep getting bad requests (400). The payload may not be accurate. No document with the appropriate payload structure is visible to me. Receipt.bin was tried, but the file content could not be verified. Referring this URL: https://developer.apple.com/documentation/devicecheck/assessing-fraud-risk Here is my server side Java code: private static String sendAttestationWithPayload(String jwt, String keyId, String attestationData, String clientData) throws Exception { // Create JSON payload JSONObject payload = new JSONObject(); payload.put("keyId", keyId); payload.put("attestationData", attestationData); payload.put("clientData", clientData); HttpClient client = HttpClient.newHttpClient(); HttpRequest request = HttpRequest.newBuilder() .uri(URI.create(APPLE_ATTESTATION_URL)) .header("Authorization", "Bearer " + jwt) .header("Content-Type", "application/json") .POST(HttpRequest.BodyPublishers.ofString(payload.toString())) .build(); HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString()); handleResponse(response); return response.body(); }
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498
Dec ’24
Group with an existing primary App ID Change
Is it possible to change the Primary App ID set in the Group with an existing primary App ID to another Primary App ID within the same group If there is a change, whether the sub values of the token will be changed upon successful login If an app corresponding to the existing Group Primary App ID is deleted from the app store, ask whether or not other apps in the same group are affected and what effect it will have If anyone knows about the above, please let me know please
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73
Apr ’25
Inquiry Regarding NSNearbyInteractionUsageDescription Permission Behavior on iOS 18
After declaring NSNearbyInteractionUsageDescription in accordance with the official documentation, a permission prompt used to appear asking if the user wants to allow Nearby Interaction permissions. Additionally, I could see two related permissions in the app’s settings. This behavior was working correctly on iOS 17. However, after upgrading to iOS 18, the permission prompt no longer appears upon reinstalling the app, and the related settings are no longer visible in the app settings. I would like to confirm if there are any additional configurations required for iOS 18 to make Nearby Interaction permissions function as expected. Thank you very much for your assistance. https://developer.apple.com/documentation/nearbyinteraction/initiating-and-maintaining-a-session ios 17: visable, ios 18 : gone
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533
Oct ’24
Need support downloading key
I’ve been running into an issue for over a day when trying to create a Sign in with Apple key. Each time I attempt to download it, I’m redirected to a page that displays an error and provides no further guidance. I’ve contacted Support and haven’t yet received a reply. I’ve also tried across multiple browsers (Chrome, Safari, Firefox), including incognito modes. Any ideas on how to resolve this? We’re currently stuck and would appreciate guidance.
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83
Apr ’25
Can't send email to private 550 5.1.1 unauthorized sender
I have add my domani and email address to Configure Sign in with Apple for Email Communication (https://developer.apple.com/account/resources/services/configure) and it pass SPF already but when it send from server that i setup is had "Error Description : Permanament error. Please do not try again, according to the information returned by the other party to confirm the specific cause of the error. Cause:550 5.1.1 : unauthorized sender" a mail service is on Alibaba Cloud the email that i want to sending to is ending with @privaterelay.appleid.com it that have any solve problem or i missing any thing else ?
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443
Jan ’25