Closed henry-h closed 3 years ago
You should be able to unarmour and then parse the detached signature file to get the SignaturePacket. Then construct a LiteralDataPacket containing the data from the file. Finally make an OpenPGP_Message with the SignaturePacket first followed by the LiteralDataPacket. Now you should be able to treat this message as an attached signature and verify as per the example.
How to verify document with detached signature?