-----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 debian-8-turnkey-e107_14.1-1_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 debian-8-turnkey-e107_14.1-1_amd64.ova 3a646820d1c495ab02125ce41eea8265 $ sha1sum debian-8-turnkey-e107_14.1-1_amd64.ova dfb3648f8469be8f279784d9c34840a7fb44ddb9 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnqAAoJEIXCXpWhbrlNXuoH+wRSV+zwlTfTsGYMsO3c4qgX H2a9uuspV5JFS3OAH50WIoT4JLUett5U2K1gHWY+hjkljuMoXOLtwynIod3S6zf3 PtDhJUplR9Ei6pMJMR6aF6ztzn94+wV3dpBZ5y/7sOGszCACn3PZ0AH7eYIkL8Oz IrTy/pD9Pr7MBOKPaJn1Xy8yVeDyaJCYTdMGVpW00O9hPpMfKht5tnfVCWPIAcNC qUjQXKuA32uit0FV3v40d4ETCyE/qDDm1aOPILoE4U2FvotH72WpmKTg9BuXGWf7 9OztJhhjDyYe3ZNrFOOuKt2JfrT28o2iyzLIOmLpw6lrY0hmewsZMgbSOcs18Y4= =04M4 -----END PGP SIGNATURE-----