CanDecodeBase64 returns true if s is a valid base64.

CopyFile copies file src to dst.

CRC24 calculates the OpenPGP checksum as specified in RFC 4880, section 6.1.

FPto16 returns a 16 byte fingerprint for the specified fingerprint if len(fingerprint) < 16 it returns the same string in upper case.

GenerateTag generates a new UUID tag with - replaced by +.

IsASCIIArmored returns true if data is ascii armored.

SignatureFix recalculates the CRC.

TruncateFieldForDisplay truncates the field to display in log files.

DefaultTag represents a default tag to be used in logs.