-----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-rails-14.1-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-rails-14.1-jessie-amd64-xen.tar.bz2 a951b2b6274c2fab12b9624774bf3781 $ sha1sum turnkey-rails-14.1-jessie-amd64-xen.tar.bz2 fde42b900643532826a14140806d3f72eddaab02 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn5AAoJEIXCXpWhbrlNzt8IAOY409CIz6i7YCi7gs52ysIZ jtGShZEUQ794IQKikzPnCiiuk8juNbD/8bG4QqTLBRAWceRP8E5FbQOLaRgy4WjC LQkZBP5oy1vlVdl+Jrm8yLmpnsoTl4IaMG+OU6ed1sjrIACj5YJSHxH9SVATgA/Y I1fV5cgHWyaROo5EKHojE5fHVow3XesoJlm+nhUg0mMUh/oMCAXnnV4OE1JvRk2+ kcjO1Wx+/sugAheX9z1MxhelITH3lH8pG0Te6ZRTyZJdUP67HxJ33SEflMIcPC7x KYTbCNVLi4q1VugIHkZVoWijw9jWWZ2qw5/0FoxRCrU9wJ1MXTjhpQv4f7RcTLQ= =qLbX -----END PGP SIGNATURE-----