-----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-mibew-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-mibew-14.1-jessie-amd64.ova d7843e482979df782cdade4a46af1b5b $ sha1sum turnkey-mibew-14.1-jessie-amd64.ova c9f8bd13f333f41e0ff073cfdbe9a0238a118ecd -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn1AAoJEIXCXpWhbrlN1YQIAKoXA4CE0mvrCGj0WGuwS7GE vS3CghkY5nDzERg04vVeWX1j7fhua0he+K8E1scmu+PW+lWZbt6gixDOHLu3Q7+o M36w+EzPrzn2AoqQ3CMou6FQ28a7shbbnMbWtrBbXtCoj7OEhV5/+O9kL1OZbsYd xvCl5yLN0TD2z9w9HHA1r2YQHL3/ixNwvX8O6nmS4uVbWOXbk6OCfVriue+Zd8ym 8bQAjUtTVQzDuwBzfK5a8jFynQyVMRV5cluPbEA1knKz60tk3rx3c7UipnLshgEe SJuJfPVzk1rkTl2JSxCDzX9rcDa6KDxDCW2T6gHC5oGUAsCwNvVhwIcK9INXGPo= =ncLX -----END PGP SIGNATURE-----