-----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-symfony-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-symfony-14.0-jessie-amd64-vmdk.zip 32cb0152804c1f462b03d70a3fc31f5f $ sha1sum turnkey-symfony-14.0-jessie-amd64-vmdk.zip c2e891eab58428293afdcd4cdb91cd91f351d8ba -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdaAAoJEIXCXpWhbrlNeokIAKkIno56R9MEzCoL99BRmjCo oGR1yg1v+NkbbPkmoonevsUdvwOCzOGMNQs6rlvMYLHMCD6J1DuOUt+0CwLyiNuf okeE4p/mAd5Mj8rXqskNN0Rcm+4QP9+49VNZOCG2egFwP9NI1S6rlUTJBeQcOp+O qR/zDgnzl+CFgFoq6knT9NvBhcauLNun45/q51qN/TvRh0mfleJpef7PaiEI2kCC h/sxop7kgBNHX+M1CEAcpZrBMAvnQEpGGBSuPyTZqyQ268hMJn7nBNjIc1qCvACx gD+xgNR2fQ6AWmvwAKYrCCC93Iy14yXHAqAfQImtFpBeW6eJwhBemIBOs09Hj2w= =54lX -----END PGP SIGNATURE-----