-----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-lamp-14.0-jessie-amd64-openstack.tar.gz.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-lamp-14.0-jessie-amd64-openstack.tar.gz 350ced1ad4fedfa102d25a7073643650 $ sha1sum turnkey-lamp-14.0-jessie-amd64-openstack.tar.gz c2871ac0e81b025df7a62f8b146762c4645b97d1 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWXYG9AAoJEIXCXpWhbrlNwKgH/3298Nt25h+LRj6kjX7eA4ck wQGO8kwpgyIm+FxZNH5Q56RUkIyPaCPvr77kFiohUKu5mGoa5CcfXVA/HyGjPFtf 2BB6WwPzUyCCU2wx/wyr6KsLujfRhjFs/m+wQkAnhbROxk6QYkjRroSTJXyKr31s kvJUUhN5bldpR7cPMloG65mDK/OkNTJ3qFjYtmIyNapHVhLkBfgDWMqcB7H3Gals Mr0i5K4+c4ok0rlGFPvz3rGFfeg7H/C0eNUSmF9jwir7YHXngsBG7AGVOscCgVvl 727omECeSHoYAb/jLvaCJYGCl/TLb9nDg/KZZPHR1RcfdpyjtEkvfFm+pUd3nvw= =ELCf -----END PGP SIGNATURE-----