-----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-lxc_14.0-1_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-lxc_14.0-1_amd64.tar.gz 580c88af3f20cf10d7a3cab24b016651 $ sha1sum debian-8-turnkey-lxc_14.0-1_amd64.tar.gz 0fe974a397884fb6acbd05acdc91672bb153bdbc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWnf6zAAoJEIXCXpWhbrlN3twH/R/RDAuxRyVesdtthAquiWPL YeYvlBs04Xzx+QVVDpS1nYwvKCEkRRW7BCbh/Cf9eQH45OYUXQGdewolFAoFEWQ6 pMF5g9kR/sgGdipUZ3WybtT/N5Cz+f7blre4/NmGqvJMeN5RC9Lte86yqTLfNExA KaGP0X+5qG3ubfE0qBoB4VMS3g2n/c5gCbhFvvnkvBrD6O7MC6vo3kDXUNdMT0IE e51Fa2f9FNg5OkLqbV911m9NDHoLhJ8otBTzozxAgOG2IyucQIERkq4CAOE4i/CP o45vYPopt4Ws34+1KWbBzae3CTyEiMjsdiXA74oWVyIZphPvtRZlu/v8VjBQG48= =6NPk -----END PGP SIGNATURE-----