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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Change in the behaviour of SFAuthorizationPluginView in macOS 15
Hi, I've recently tested my custom AuthorizationPlugin on macOS 15 (Sequoia) and I'm seeing a significant change in rendering (or precisely not rendering) the control returned by my SFAuthorizationPluginView's subclass' viewForType method comparing to macOS 14. (I developed and tested my solution on macOS 14 earlier this year). I use SFAuthorizationPluginView to present a NSView (Custom view) which contains a NSSecureTextField and a NSImageView. I show my custom plugin after the user successfully entered username and password (or only the password if the List of Users is configured in System Settings) into the builtin fields provided by loginwindow:login, so injecting my plugin:mechanism pair into the system.login.console after loginwindow:success. (I need to run my mechanism after builtin:authenticate,privileged since my plugin relies on the authentication result coming from my custom PAM module). This setup now however doesn't seem to be working: after entering the (username and) password, the circular spinner appears and my NSView never gets rendered. I've found a workaround to place my plugin:mechanism pair after loginwindow:done, so in the end of the whole authorization chain. I tried to run the good old NameAndPassword bundle, injecting it into the place of the loginwindow:login. Controls are being rendered correctly, but if I place it even right after loginwindow:login it doesn't get rendered as my custom plugin. Is anybody aware if there's anything has intentionally been changed in macOS 15? Or may it be a bug? I guess the original intention of the SFAuthorizationPluginView class was to overwrite/redefine the UI instead of the builtin username + password field, so if I look at it that way it's expected that the view it contains only gets rendered if we use it instead of loginwindow:login. On the other hand this hasn't been the case until now. Thanks for any help!
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Dec ’24
"My App" would like to access data from other apps pop up
Hi All, I have a finder sync extension that passes data back to my main app. It currently writes to a plist file in my group container folder. Since updating to macOS 15, I have been getting this pop-up every time I trigger this writing to the plist after the finder sync extension loads. This is how I write to the plist from my finder sync extension: let appGroupDefaults = UserDefaults(suiteName: "group.team_id.Finder-Sync-Extension-Test-Project") let items = FIFinderSyncController.default().selectedItemURLs() DispatchQueue.main.async { let url = items?.first?.absoluteString var file = items?.first?.lastPathComponent if let defaults = appGroupDefaults{ defaults.set(url, forKey: "targetURL") defaults.synchronize() } self.showWindow(with: NSExtensionContext()) } This is how I read the plist from my main app: if let defaults = UserDefaults(suiteName: "group.team_id.Finder-Sync-Extension-Test-Project") { defaults.synchronize() if let clickedUrl = defaults.string(forKey: "targetURL") { window = NSWindow(contentRect: NSScreen.main?.frame ?? .zero, styleMask: [.miniaturizable, .closable, .resizable, .titled], backing: .buffered, defer: false) window?.title = "My App" window?.makeKeyAndOrderFront(nil) textField.stringValue = clickedUrl window?.contentView?.addSubview(textField) } } It is fine if this popup happens once and the user's choice gets remembered. I just don't want it to happen every time. Any help on if this is the correct way to pass data between the finder sync extension and the main app or on how to get macOS to remember the choice of the user would be great. Thanks, James
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Dec ’24
Help w/ Access Itunes
I’ve come to discover over the course of three weeks of trying to gain access to my original iTunes account that because of the old security protocols I cannot get access to my music. Apple has said there is no way to access that data without being able to send a reset to the old deleted email attached to that data. That said Cox deleted all of my emails when they migrated over to yahoo so I cannot send an email to reset password to gain access and Apple does not have a protocol in place even though it’s very clear. The current account is linked to the old account. Any of your developers out there have an idea on how I can get past this because the birthdate and the username are not matching up to what they should be. Appreciate your brain muscle guys. It’s a lifetime of music.
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Dec ’24
Is there anyway to deny user copy file content
I'm developing a file access control system. In order to protect the file content copied out, I'm finding a way to deny user copy file content to other files. I know there are data transmission between the copied application and pboard service by XPC. But I don't know how to interrupt the data transmission. Or I can do something to stop the copied data send to the Clipboard. So is there any way to prevent the contents of a file being copied?
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305
Dec ’24
TouchID on the Mac when FaceID is called on iOS when using iPhone Mirroring?
When using Apple's Journal app through iPhone Mirroring, the user is allowed to authenticate via TouchID on the Mac instead of requiring you to unlock your phone, authenticate and then re-lock it to access it again in iPhone Mirroring. Any other app that's using a call to authenticate via FaceID can't do this under iPhone Mirroring. Is there a new API call for this, or is it still a private API for Apple only?
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Dec ’24
Screen Time API / Device Activity
Hello I am wondering how and if it even is possible to grab the amount of times a user has opened a specific app. Of course these apps will be selected for tracking by the user through the FamilyControls API, but is it possible to then list those selected apps and their amount of openings? I know Screen Time API is very strict with giving developers control of this information outside of just displaying a view so I don't know if this is possible. I saw that DeviceActivityData.ApplicationActivity has a value called "numberOfPickups" but I'm not sure how to access that value and display it in my app. Thank you
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Dec ’24
Are some backgrounded apps allowed to record phone calls but not others?
It’s been established that generally speaking background apps cannot record audio while the foreground app is already reading audio data from the microphone, but are there exceptions? For instance, is there an exception for certain Apple apps? If so, and there’s a special exception that most programmers don’t know about but some Apple’s engineers do and perhaps some hackers do as well, wouldn’t the mechanism that allows that eventually be exploited?
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Dec ’24
App Tracking Transparency Issue
Hello! I need to implement requestTrackingAuthorization into my app but I'm not exactly sure how, the engine I use handles all of the Xcode stuff for me so I'm not very experienced in that sector nor do I have an Xcode project for this app, any help?
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Dec ’24
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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Dec ’24
Sign in with Apple: domains to whitelist
We are developing a captive portal for a community Wi-Fi service that will be deployed to thousands of locations around the world. The service is a paid service that sells Wi-Fi connectivity by data volume rather than time. We want to enable our customers to Sign in with Apple without giving them full internet access until they have made a purchase. This requires us to whitelist domains and URLs to make this work. Where can I find a complete list of domains that are required for Sign in with Apple to function correctly? It’s not possible for us to whitelist *.apple.com because that results in significant (free) background network traffic during the sign in process. So far we have whitelisted: account.apple.com appleid.apple.com appleid.apple-cdn.com idmsa.apple.com gsa.apple.com mzstatic.com Our customers are still having issues with Sign in with Apple while interacting with our captive portal in the iOS pseudo browser. How can we debug this because we cannot use the Safari developer tools with the pseudo browser. Are there any logs when doing this on a Mac that we can check in the Console? If we kick the user out to Safari then they are able to complete the Sign in with Apple process, but that is not the user experience we want.
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Dec ’24
CryptoTokenKit
I am building a MAC app using crypto token. I have previously done this successfully for iPhone. In iPhone we found if something crashed on the token session while performing a sign (meaning the function wasn't able to return a value) the token or the keychain freezes and stopped returning keychain items at the query for keychain items it will return status 0. The only way to solve this was to reboot the iphone. In Mac something similar is happening, a crash at internet connection level made the extension get stuck and now event after restarting the mac it does not allow connection this query let query: [String:Any] = [kSecAttrAccessGroup as String: kSecAttrAccessGroupToken, kSecAttrKeyClass as String : kSecAttrKeyClassPrivate,kSecClass as String : kSecClassIdentity, kSecReturnAttributes as String : kCFBooleanTrue as Any, kSecReturnRef as String: kCFBooleanTrue as Any, kSecMatchLimit as String: kSecMatchLimitAll, kSecReturnPersistentRef as String: kCFBooleanTrue as Any] let status = SecItemCopyMatching(query as CFDictionary, &item) print("Status: (status.description)") This generates: Unable to connect to com.intereidas.dniMac.mac.TKExt:DniMac even after retries. Status: 0 Found items: 0 This does not get fixed after mac restart, how can we make the token extension work again?
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Dec ’24
Apple Login Not working.
I was referred to here, #102484182418 I'm trying to setup apple login on my community site but I'm having a hard time getting it to work. I keep getting "invalid_request​ Invalid client id or web redirect url." The last tech said she thanks its setup right but we could not get it to work. Here are my steps https://xenforo.com/docs/xf2/connected-account-apple/ I just someone to look at my Certificates, Identifiers &amp; Profiles and make sure I have them setup right.
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Dec ’24
Can backgrounded app record phone calls?
I'd like to know: Let's say there's a backgrounded app which has microphone access, such as Signal or SoundHound or Shazam. It's established that these apps are allowed to record audio in the user's environment even after being backgrounded, seemingly for as long as they want and even upload that sound data. But can they ALSO continue recording even while another app that is in the foreground is using the microphone, such as the Phone app or Signal?
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Dec ’24
Adding a sandboxed v2ray precompiled binary to my application
Greetings! I want to add my pre-compiled binary of v2ray to my application so I can activate it in background as a proxy and run stuff through it. I've codesigned it via: codesign -s - -i production.myproject.v2ray -o runtime --entitlements v2ray.entitlements -f v2ray Contents of entitlements file: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0"> <dict> <key>com.apple.security.app-sandbox</key> <true/> <key>com.apple.security.files.downloads.read-write</key> <true/> <key>com.apple.security.files.user-selected.read-write</key> <true/> <key>com.apple.security.network.client</key> <true/> <key>com.apple.security.network.server</key> <true/> </dict> </plist> Originally I ran it like this without sandboxing from my main target app: guard let v2rayPath = Bundle.main.path(forResource: "v2ray", ofType: nil) else { throw NSError(domain: "ProxyController", code: 1, userInfo: [NSLocalizedDescriptionKey: "V2Ray binary not found in bundle"]) } let task = Process() task.executableURL = URL(fileURLWithPath: v2rayPath) task.arguments = ["-config", configURL.path] // Redirect output for debugging let pipe = Pipe() task.standardOutput = pipe task.standardError = pipe``` And it ran flawlessly. Now it refuses to start. Any help, pointers or examples of such usage will be greatly appreciated
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Dec ’24
What purpose do shared web credentials in a Message Filter Extension serve?
I'm experiencing the same situation as this post from several months ago, which never received an answer to their follow up question. https://forums.developer.apple.com/forums/thread/759255 The documentation for adding a message filter extension says "you must set up shared credentials as described in Shared Web Credentials" (https://developer.apple.com/documentation/sms_and_call_reporting/sms_and_mms_message_filtering/creating_a_message_filter_app_extension) However credentials are not forwarded to the server and calling SecAddSharedWebCredential from within the extension isn't possible. So I don't understand why the documentation states Shared Web Credentials must be set up. After setting them up, then what is expected to happen with them, or what are you supposed to do with them next. The documentation just says to set them up, it doesn't say how/if they are used or how to use them in the specific context of a message filter extension
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Dec ’24