-----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-asp-net-apache-14.1-jessie-amd64-vmdk.zip.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-asp-net-apache-14.1-jessie-amd64-vmdk.zip 55c08d222f47217edf647954ef049076 $ sha1sum turnkey-asp-net-apache-14.1-jessie-amd64-vmdk.zip 17ace2766594b66e11e40af665e8820b2ef0be2b -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnwAAoJEIXCXpWhbrlNWXcIAMs/6GW/alVodqlugazU8Z12 TuDsA5We5zF+SZuSoKyHJQQL6YwrdbMN+t3Csuuo0yLWlG6PXcJt6Weet1xP8Eq9 iJIzN4a5L8XqSDo4mNJujQ3Ju21GX9+Yx1qXkZk9Lh2jwxPhWWez3yeUQjkAZXOh 7G60oomHZ8jAgH/bob0z3n4HIiHj1BfyXEQ6DsU0/hNxImimufZ9vLWYgmH/KXWw haJ/KNwiK/9pPRZBd0JDk7vkGt0KIlA95RPoNE5/MhhO1My8qESLYqd8vrEzMRZP +xpa6WzvDaBZxiDz/qlClbFOOYhClWpE37Cbpoq8o+xOrqCjhDyQAPTtnnJYmiU= =1S9S -----END PGP SIGNATURE-----