-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-suitecrm-16.1-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-suitecrm-16.1-buster-amd64.iso 765737db52ce48f1d75fdaa00bfd94a2be0a5169bc2c30c5b3e0494bb4ce009c turnkey-suitecrm-16.1-buster-amd64.iso $ sha512sum turnkey-suitecrm-16.1-buster-amd64.iso 4a67d81873c4b89439338b82be358f33389a3a8c4908e5b7ddd9cb0e94d34542df7dc3b9ce9bc363c33de34fa3d43c4db3a5536209e166dbcbb62a4f2fb9cc22 turnkey-suitecrm-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-suitecrm-16.1-buster-amd64.iso.hash turnkey-suitecrm-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-suitecrm-16.1-buster-amd64.iso.hash turnkey-suitecrm-16.1-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b58ACgkQrF6wBJPl vBwGsQ//YLf62VrvOs3QVXqiDBrE4G/+Lo5pXKCiC6Gen3t6Wqh1f9Lr3FeZyCmm oOZuPTtH0qH7McIu63r0m1eGEIosUpCkRDNOamw2sxFwLWaZFi6wNPQC7f/46dGi owDtF6bs2/oR8r34pTS6ktecdRBbgC2YE7czgV3TACquxs7lil1dJbiNqWz2bWe9 PdH8+TjmChlwACmfaA1zFu8VUk3EbqzlCRPEckmx4dWDQsfbekykdSrv3u8ct4p/ Xykxp/NYu+mpS0O2odYaL6+ZG8hejxonCfJkW7y5IDTDTr0tpzOR9nn5xy0jMMlI wR35XXyGOe3UJlImIMO9H0vhDHvnf2xYMcKOHT+VdS4RwgIsjigcjIwefo35TbGm 7gERZooCRi/y4qVVjXIFQhO6uUI3OFSOideaypX1uRxTcZxfLFIqysLOXubcTTMA ifW+pRhqZ2fKa3jUKG/ZJrdPR9pl5kNtQO0jfkYmMdbAXYxP7iDIDUu7TsAUpb0M GqpgGRbhGbc21X8y6IwUkFF7QT65lV+r048Ov2tA5rdebpvFh3WxKc3Boszo91qt SsJsiSLBV8wcTIIyt3fQK6ObczRcuWwlxGUP+FPNcwijiQOvf4Zh8Wqv0HxEiNBA bK5qvrxqp//aCQpvtqPyxPgBkcyROL0pjJuWHC0iKSh658v+BEQ= =osBk -----END PGP SIGNATURE-----