SAMKeychain
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Unable to access keychain data within a locked device (iPhone 7 Plus iOS 10.1.1)
When i have the device unlocked, i can access the keychain data normally, but if the device is password locked (alphanumeric code, i don't know if this help), i am unable to access the data, always return nil.
https://github.com/soffes/SAMKeychain/issues/164
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