-----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-xoops-14.1-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-xoops-14.1-jessie-amd64.ova 501f5cbc50b749df652e32d66f64a4c3 $ sha1sum turnkey-xoops-14.1-jessie-amd64.ova 9c4b44d29454d5502b06e1064b2025bbe05cd621 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn8AAoJEIXCXpWhbrlNNH4IALyuTXR16j/eATtJDiiDLTF+ 6NO+jaMj4nUU64qaumriwD5N1qvbYzMpLmvyN9XjAJ+nrp9QTGfI8BA3bdl3RKl5 vLD2V8cnJG7hg6QIzof4w1u19n8KMbPzRv0/GLZ6rV1t/ywAbQaNT4Ev6dSI8jsu jA3Ph2wMKFHpLGuDi2braak25WEYt517uwYdoZOC6pnfavaApmox3U2zYic+wE9t Kea8P7d0CKyVVreXMCbtGmLNi7B7NXy4nQiOtOdr7sxdtCHmll/1UuQfnXrWzEtI YE/vHnrAOiZkutO+QPlS2mGcu0ydNQJZL67seaNBbqjCCDHVe99ppgXsDl7IwXM= =aZ4X -----END PGP SIGNATURE-----