-----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-revision-control-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-revision-control-14.0-jessie-amd64.ova 0ea718103879b0f11fe41a5085f9e737 $ sha1sum turnkey-revision-control-14.0-jessie-amd64.ova ed543c9a131314520a44f16e88838c9c5bc0dacd -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdZAAoJEIXCXpWhbrlN0W0IAJXn5aT5bIIRNLlkK42EgbCW kp2EclfD0cdeAm1E/W00Q0p9LSEcmhyUMt901Au34Y46iP69o19hZw7zyDb1a3Mn mlXG5iglXK+s38ckaJnZjxxzAV3hgv5A/V0qRWAWCIn+6yRn/42jkcnV8ePaVWqS kd+/Tooxo4p6aJce7A4obTaU+fgGF1us3pWSKlNcgiSdsglYY4iFtsJJygc6Y7Xc V/isZBiQBHscCLMoAFQhAe5HtWmEDaa1ouRO5Kftnimej0F2ljO3JtZTw51PIGYt fwRbivrsZymKWoTwdmST44M2FxLlO5AGZfIaaJiI1h5xEIfOk+g1oaLnhHuocAY= =iinS -----END PGP SIGNATURE-----