There is a slight difference. Keychain and NSFileManager have possible modes of "kSecAttrAccessibleAfterFirstUnlock" [0] and "NSFileProtectionCompleteUntilFirs

There is a slight difference. Keychain and NSFileManager have possible modes of "kSecAttrAccessibleAfterFirstUnlock" [0] and "NSFileProtectionCompleteUntilFirstUserAuthentication" [1] respectively that are (fittingly) in an open state within your app after you've unlocked the device. [0]: https://developer.apple.com/reference/security/ksecattraccessibleafterfirstunlock https://developer.apple.com/reference/security/ksecattracces... [1]: https://developer.apple.com/reference/foundation/nsfilemanager/1653059-file_protection_values https://developer.apple.com/reference/foundation/nsfilemanag...