-----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-9-turnkey-suitecrm_15.2-1_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-9-turnkey-suitecrm_15.2-1_amd64.tar.gz d3f90da5f58a52d44885739cc902e041d62331d119ab496d7304df4e8303c6ef debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz $ sha512sum debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz 3b547de8145d930afd4642501f381e1dd8dd1f30b27176b5c7bbe4e4b28b8abcf88dfa484c5e4c9fba3a5c97469846c6a42a1360a1e31c1e11056cef6d212de8 debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz.hash debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz.hash debian-9-turnkey-suitecrm_15.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phMACgkQhcJelaFu uU1HewgAozYmnvuN40TpMBV09V8Z5ODEt4Imjdwrjr59XAbKiHj50lTxKqZuChAn IJXIakmQSVEPtPCwCMLmGbryVIYQnbKy1zH3VZKJR5XwnlW72KvmDvaubUeueGYF UEzMM4SP0tQdwYNlqw2BJnYFR9nVneSLbppg72dIiBzO6ARBgwSAXljtJzzcE/Kl IR9Oje6FoC4LPKzgV0FzDriruLFAIx61CTQKpDRSXMilTiHaFbqd7QFWZt2C41uP 0W10+W1D/i/JXPNg80iakS6S2XoLKR6Be/mD1QDb6D/tv7H5Dn1bq+pCcbYifljC zMbazhRCbxuN5XIRNo8+NJ1lbAMvRg== =+cam -----END PGP SIGNATURE-----