-----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-roundup-14.0-jessie-amd64-vmdk.zip.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-roundup-14.0-jessie-amd64-vmdk.zip 0439a04ddbe6ffb9bf047891f3382bcf $ sha1sum turnkey-roundup-14.0-jessie-amd64-vmdk.zip 2999a191c91b92c882d33f5c65466ebbc3be43d5 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWVyWqAAoJEIXCXpWhbrlNr4gH/Ax9GzuBqp++9NpSIXVZgYBA DARo4EcMk31eOBr4/Gv+Jf/N1i1SdY41TFcAxFeWx0C9teHUiP1AU/ygfwkoXADP uPdTzdI2IK2Q45tGAQYY3UeSPh4SRksemXXmA4EckqEnCYIjPSL7ZHPkaWa5k/KT S+gg2ZMdhOW6y/HISMzFMsKDTXMJ27+Hs+HAJ447QQkKx6/qlQCFzzc7F/5a/5t2 Ab++ty5BVQs72t1MgFqIauBnazbmhBLlJETz1qGUMboq3e2HJqRDSyCo0vxhXEl1 baavcA4/iT+pM/BOw1IuGzQKE63PKkCqlEK83Ha9rwgl0jn/unRZZ++95S2wiAM= =dmQN -----END PGP SIGNATURE-----