-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 To ensure the image has not been corrupted in transmit or tampered with, perform the following two steps to cryptographically verify image integrity: 1. Verify the authenticity of this file by checking that it is signed with our GPG release key: $ curl https://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import $ gpg --list-keys --with-fingerprint release@turnkeylinux.com pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] Key fingerprint = 694C FF26 795A 29BA E07B 4EB5 85C2 5E95 A16E B94D uid Turnkey Linux Release Key $ gpg --verify debian-8-turnkey-mysql_14.2-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " For extra credit you can validate the key's authenticity at: https://keybase.io/turnkeylinux 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-8-turnkey-mysql_14.2-1_amd64.tar.gz d8df2691d5ea5f9b7531d332b6480072107ee6aee9c4612e395de2a2b70d80de debian-8-turnkey-mysql_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-mysql_14.2-1_amd64.tar.gz bdba8534ca6c63be982e92991bdf3413cd7d6aa26253575d60294f3f872619c88eb311f7fb77c12e566938d0a39b174ee85b006d829c3a3b29c93918e417a8e0 debian-8-turnkey-mysql_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-mysql_14.2-1_amd64.tar.gz.hash debian-8-turnkey-mysql_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-mysql_14.2-1_amd64.tar.gz.hash debian-8-turnkey-mysql_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZBxkuAAoJEIXCXpWhbrlNkcsIAIeJwrc7USSfvOT/90GWdCHj df4Ju03dEh2RElP2cYfzuFC/lPmRkVh+uvr5egT9wQvCk7HJ7NVAxMHmSjeEbMyi a0A4vvPO2lotGL+u8/9r5x8QpNu2PLp+e4B2bpphW2zewnO25stNt3k1CZOwTqQk Gxk5gHOPAiiqyuaSKWzcPAtDriYkmGdMcjeqESaZlt3wFnmsrv146OU92ilB586K 30Sre5J+HQQ0EJap8ZqJ3JC5Du+eW8N4NtEwRu+Tae3BhkmhlVLsJfiF/T8rH9ed AWOrJoUKzGZSb4q0HSdL/MrauzC+Po+x/7toMmWrh1X4M5fJYClwugxxkl3ReAs= =pPzA -----END PGP SIGNATURE-----