-----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-prestashop_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-prestashop_14.1-1_amd64.ova 4a2ec77fd70e39455ef7d273664b838a $ sha1sum debian-8-turnkey-prestashop_14.1-1_amd64.ova c236e7cb8c07b43d3009d33b10ffa0c6e125ac90 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJntAAoJEIXCXpWhbrlNrWwIANp9Qnn18fOpfi6WflKusCu3 Ou45njLfnY5ESaJHAX+0sCkub2cNiMOE1/mbEpgWhnUhLSRKYi4955ETF2cHtDjF 2uDc70WKFp3hU17x81wguU0bQm52HaEq1GbEQp07eWK1fo0E2P8EDUjK83cUrMjl d6PYs78e/Fuhu69VcnCwKBmFgDzNk3un+RfVXdCSlGknt5okxQkposIpeWjqhQo9 N/84xlNc1mgFYlwXmmBjokus26w1K8ixC936qxM4jC6KIaNomKDcGSYmtYLVGLcU wVlnZISN0yTDqqfPOVibSXhqCLQmirWiXxhQJmnTXyDYbmCUEexqfd2KYsFkwKg= =R7Mj -----END PGP SIGNATURE-----