-----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-ansible_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-ansible_14.0-1_amd64.tar.gz 260986ad06abc372e6fddf21b3155e4a $ sha1sum debian-8-turnkey-ansible_14.0-1_amd64.tar.gz 5e6d9acbaf5083e162747a2b65bf69b1b6304f24 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxRAAoJEIXCXpWhbrlNQu0H/3LR/eTE6uSMRTX/55nz85wF ykXEd6T+ATVYsGFOss0/LSNN33I4Npll8AxjthWrvBPAwI+RyCeoj4rGxHErQzbQ Q7uVIK0yahURzThQk13M+KA8WnYhwiz6Ssej5Z+i6yNM0y+/95X62N8s8VBzSawL P1R4APE7Y5+D8xjpbcgQtzHWdlhR3B3mhl5/4q1KPc6xz8UKraslAuOuyZwBMGhz /cvEXudt+3yww2WDtEGNCk7w9doCW6s8pYZP1PnRw1x59AVGQ58OGec8hzUrdHXe QJgV2HXRaf+uC1pw9NjDmnMCTDQ6xaArOTea/hrobZji4ZomguS8HCNaKgit7is= =nC1Q -----END PGP SIGNATURE-----