MASWE-0044: Biometric Authentication is Event-bound
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Draft Weakness
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Check our GitHub Issues for MASWE-0044
Initial Description or Hints¶
It should be based on unlock platform KeyStore / crypto, use CryptoObject
Relevant Topics¶
- no use of CryptoObject
- keychain items protected with access control flags such as kSecAccessControlTouchIDAny or kSecAccessControlTouchIDCurrentSet
References¶
- https://developer.android.com/training/sign-in/biometric-auth#crypto
- https://labs.withsecure.com/publications/how-secure-is-your-android-keystore-authentication
- https://developer.apple.com/documentation/localauthentication/accessing_keychain_items_with_face_id_or_touch_id
- https://github.com/sensepost/objection/issues/136#issuecomment-419664574
- https://github.com/sensepost/objection/wiki/Understanding-the-iOS-Biometrics-Bypass