Gnu PGP my cheat sheet
How to import PGP public key? gpg --import 99242560.key gpg: key DB698D7199242560: public key "David M. Shaw <dshaw@jabberwocky.com>" imported gpg: Total number processed: 1 gpg: imported: 1 gpg: marginals needed: 3 completes needed: 1 trust model: pgp gpg: depth: 0 valid: 1 signed: 0 trust: 0-, 0q, 0n, 0m, 0f, 1u gpg: next trustdb check due at 2018-01-09 How to verify the file signature? gpg --verify paperkey-1.4-win32.zip.sig gpg: assuming signed data in 'paperkey-1.4-win32.zip' gpg: Signature made 09/06/16 02:01:14 GMT Daylight Time gpg: using RSA key FEA78A7AA1BC4FA4 gpg: Good signature from "David M. Shaw <dshaw@jabberwocky.com>" [unknown] gpg: WARNING: This key is not certified with a trusted signature! gpg: There is no indication that the signature belongs to the owner. Primary key fingerprint: 7D92 FD31 3AB6 F373 4CC5 9CA1 DB69 8D71 9924 2560 Subkey fingerprint: A154 3