-----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-foodsoft_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-foodsoft_14.0-1_amd64.tar.gz f3142ecdf04aa062195e7771d86e022f $ sha1sum debian-8-turnkey-foodsoft_14.0-1_amd64.tar.gz cd0acdb729bf3063e793e7f45c47ebfca7036721 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxSAAoJEIXCXpWhbrlNRUsH/i1QWVtNN9E6t4wNh3kMil0y oOm1w62VqXmq/tg9lP4tvwS10B285SJYJGMgLPwZbUoI2jYcOoBoWbfyJF0RMGa6 lq3DGhs4ZoN9IRVTkscRVOKGN9sAbh/lmXDjO1+vKPY2ipY6hoZKVcbDAZedWQ2H NIZ7PXuza29EGj6jhxcLcWx3wYvfvXsh+jTr2P0SUZUOiz9OVILtYRMPHAt3c3kR AaJYntNRae7YG3N5AQgjDqS/OAZV9Lyw5jLq1hGWpnXzSTsao7LIwGUDbeHER52h KKw14iZKR5Nr+krcLNbji7/zKJYLlbsZ+1pbo1enZ5+wAm3F0zN1y9Jo+HUWhdk= =cZlW -----END PGP SIGNATURE-----