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 debian-7-turnkey-prestashop_13.0-1_i386.ova.sig gpg: Signature made Tue Oct 15 18:12:17 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum dc98efe8f7e0c57990b1a9d6f2400097ae3e76d6 * md5sum e5053a078609eb5e8989d91a046df173 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 v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSXYV5AAoJEIXCXpWhbrlN+xUIAOh1AJ+0YTa0TZtIzGEzdpn5 Bkei5WTbXq6Mz1sUdmdqb/8fcZQZnJzepsSvef0iyzOT7WPqp7HdjeAYu+lWoD0V CEcIT0aRTGYAjKdkJFTnWx/27AA6rW2hUEErOVRF2nG+aKPn25S0ouAlHu9fzEnz +qFUB8OUhkj2oJNO8/r6JOrx7wNDgqtsElG24CGrkosQ9Phxiq3H1yKMKr4nGRwV QKf+ClUxSOfK9peL4HL4e22uHTL1SFCPldsj0mHtrBa1Cut0++yC9S64u0klqLLC iLCd5ZGx8nasF6uVHWmdsRPl5n0bYBVQOH5a9Mo/xW6JskeLmi9oIApMz+U6uME= =PmxE -----END PGP SIGNATURE-----