Error 3 is invalidKey. Under normal circumstances, you receive this error if something goes wrong with generating or retrieving the attestation key. Unfortunately due to a bug, there are some instances, where a user's instance of the app will constantly fail. If these subset of users have had their phones since iOS 17.0 or earlier, this would be explained by a known bug in earlier versions of iOS, which impacts an underlying dependency of DCAppAttestService and is fixed in iOS 17.1. While we don’t expect any new issues popping up from this point on, unfortunately any device that got stuck in this state from before 17.1 will not be automatically cleared. While there might be actions for the users to clear this error state, experience taught us that they are just as likely to make matters worse, so we are no longer recommending developers to reach out to their customers to resolve the issue. One solution would be to treat any app instance in this state which is running on an earlier iOS, or persistentl
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Privacy & Security
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General
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