This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --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-prestashop-12.1-squeeze-i386-vmdk.zip.sig gpg: Signature made Tue Jun 4 23:23:01 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 47dce531f23c9f5742f6b515be84871547ba7094 * md5sum 2963a9f41185f31eaccd07143375d411 You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJRrnbIAAoJEIXCXpWhbrlNgPYH/3cdp+GeUcjzOs/X8TjVyvP7 MShuQZzYbA+6r1nF2GbDhIDxnYn1TOBhwopcRImkFqbiFzgeXBKJyDXabS2B9yTe epszi8dR0oayDwF5NWp9KHaOLYJA9JtxZgDh/x0gc8+liIdCyQu2gXf9Te2LFH93 RoxNbmhcf8f1tUu3w5sv79DPrQj+0Hn5s1qN/E+PY38kGsLM4116997vC4VtR0mr cYER+ab+0tlYA3LX0PF8gc58JUd49X6YYbwGBaN+0YRdMrkrYn3CNE2qVV9Wdo/T yvdUTnT81sPt1dqR1A7Rlhdh3wxHT5AGtaD1uV5jJRfeGYO5iMSGzvxJFBEI4DI= =HKLH -----END PGP SIGNATURE-----