-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-lxc-14.0-jessie-amd64-xen.tar.bz2.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-lxc-14.0-jessie-amd64-xen.tar.bz2 543303a90e4d265941a36cc70642cad0 $ sha1sum turnkey-lxc-14.0-jessie-amd64-xen.tar.bz2 0a22dba69e196b7aaa7120065cc1dcfd96cd86ad -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWnf6zAAoJEIXCXpWhbrlNITIH/i5O5N9huAPh3gUM4zznpRSV mE9qpNq2Bc2f8T2MfH23mBoQjXzTI3+wfWQnG36AvqFHFRZHJZdmjlXRO/JFuY6U zdJcB19Zx33oISssqpClSxrRL+g7l46/+2qB9e+c+dPh/H9PoN97NlGyFJzd1h6g R0VUC9WzUX9MM1x798BD6HmAkmsSKPrgge74HTJDNgfaOHFrzgB9HT2x9+PJt5Dp 5JH549MWaTft7Oj6EdBHMGQ5DGOJlnAoK+avpNW0UOz7JS17mz+SFwfGETIu96NI CdRU1OpGUXETr9H+0aG7iOcH7Ur/Ld4Hc/3zSC4H5dfM1rsISWdU45HmPMvVgvU= =U5GI -----END PGP SIGNATURE-----