-----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-cakephp-14.0-jessie-amd64.ova.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-cakephp-14.0-jessie-amd64.ova 2c4eddb7951230c75ac8b1eb2efb1d9e $ sha1sum turnkey-cakephp-14.0-jessie-amd64.ova ebe00cded9e66c3f8f647a9ee3879bead1a1cfee -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdVAAoJEIXCXpWhbrlNolgIAOoykUdMq1rlq+8fvtwOCHn3 nB07eCCPbLj6A6pbfCiI/ywSuO28PGNqugg1TuOPzyyUaHMmXCFmjaoqrYpVImZl z70wEjHQCM2DBFW0aAOfbIpHcCTyphK5d3DQXR2bTrfejCqz76YfyxoNNRMceQul rbjhLf1b9sdAXH2x7r4hnuIa6Adm+OXpNER8ICEIkTEb/BKGCdxLvwZO2P8JBmQC N1c3yOOZdxpaOhSSMQdLYTAWbChoxMa8AEnWgGPDJxGJzkogkZqAIUz3Ek4BQ1JE YyLMIg9ZzQd2y7SFUBdiUZ+8nGAYBh0tOL841ccfHtDM61BD/ZXDUKepF5ehHMI= =Cgc5 -----END PGP SIGNATURE-----