-----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-openldap_15.1-1_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-openldap_15.1-1_amd64.tar.gz 96dd9e6542bd059695f010d306e93358b247960e1e0d5c89cfbb029e01c401f5 debian-9-turnkey-openldap_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-openldap_15.1-1_amd64.tar.gz 134ce58541695e6829fc1fc19f630b20412be4289adfc993584b0f4991fbd7be064ee4a9c6eda1707e9a338d9820546e30dd4448ec96945afa88ed2f36b3922b debian-9-turnkey-openldap_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-openldap_15.1-1_amd64.tar.gz.hash debian-9-turnkey-openldap_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-openldap_15.1-1_amd64.tar.gz.hash debian-9-turnkey-openldap_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl0TG/wACgkQhcJelaFu uU17nwf/Sffu+fEI03aUb0Vi/5IfT5duz2/2bZ2CRoFv3aCjUa8oj+6ntBSbFc6W szzXMnOKpP05uDetoUkkULM8vj9VnptR06GUSkvRHQxgF/8n4MzdEGDtNJjgjJoi NZTDl9gaKllDzYZuSahZh9lbLhdz338eNpdQsRMxbCHHMjkIZLP58tXR4NWL13S/ drb3pEZxvJj7B5VxdnEVISCyCifSQTMVRm28QEvHkmShh8F9KKhHQL7wNzrw/u2u 21yvfgaY12+AJHT+kMpKnWqrnmxfKqh34M331FdclK9qvGgNYDEVv1vQL/vgk4rw TNRrXJehNk0jmyZ1HL9PO36OXw/KPw== =agdz -----END PGP SIGNATURE-----