On Fri, 2015-05-15 at 20:28 +0100, MFPA wrote: > > > How do I check if they are PGP2 keys? > > If they are, they will have a shorter fingerprint which is commonly > presented as 16 separate double hex digits. > <https://gnupg.org/faq/whats-new-in-2.1.html#text-nopgp2>; Then no, they are not PGP2 keys. fingerprint = 10 x 4 hex digits.