-----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 turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso.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 turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso ee1ec8136542e0b115e733d70f5da613d27e1bc141429947eea4d3c55acab640 turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso $ sha512sum turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso e774ac72f7affcbe195b85ca36b811203daea8f54d2a0272eedb2e2ece27708b6fe01c7e24e6e06b7fdef67c18b0c410848ad4abf707252cc527de9bb432d69a turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso.hash turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso.hash turnkey-nginx-php-fastcgi-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAltMlTsACgkQhcJelaFu uU1QnggA00unnqqjhWCIzv+RnJ8WmWTVNmcKd1SHmwumqL8+Dr0e2K9ewn6S/E+F Qk8YM+MJqCmbiBaMPz9pzf4qZfAYubiGTD6YuYL4n2gS6GE6cK+FB649s3VlsAXj GA4YMjpr1KMQNZ89LV19+CfxKgA7wzqVUaQmUasdyqG9MkNgRp371m9uZKIZOnKe M124mC/25VI/2GMTdZ9g+xjH1SOULQCL7z/midN8erfjcQlB/mCTOs/1B8cKN/dk gBGrtcvecFMSd2UHgfCMLqP5Sq2bqNi5/wJv5TB3g4ADw/IKmYPDqHHxByTwUeub /YwjT3jBS5ZCl0/djpHi6ekHRXVruw== =u1JW -----END PGP SIGNATURE-----