-----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 debian-8-turnkey-tracks_14.1-1_amd64.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 debian-8-turnkey-tracks_14.1-1_amd64.tar.gz def8bb00c13e28f038938d12588ebbb0 $ sha1sum debian-8-turnkey-tracks_14.1-1_amd64.tar.gz 3b16a161b19a75ef053a649dbf10388b0591c253 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnvAAoJEIXCXpWhbrlNdVMH/RRYISx5elhYkmjoKeMNPeyf CiImYp6aHGcyYWkPs6JGO8cjtblccRo9gHF9NimNNZ0T11kGrqZ8tfD8Ctx/sk+3 O9BwVQ7/40cEGr0dihCvOjGQ3AkXdiBqvUwj+UIrf9b/c+IC/3JI9KO6RVPZlQ6y iweMRF/g8emyXqaZ6Z3x62OALVBeJ72vssIQp5sobAEzMSeKu2eKT0+1UC3IU4FT u5dIpbPvdfvmpEy3mEq3nZncrBln5UJ/QPJ9/oRCBignEoKqMybVSXlKrRz6lLDr UxcvDyCtwk1ivIXcyFbJXCOUFI72i4xkSFeUr4jAybHz61vxsNe/skq2I7Un+OA= =ppAp -----END PGP SIGNATURE-----