-----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-mayan-edms-15.0-stretch-amd64-xen.tar.bz2.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-mayan-edms-15.0-stretch-amd64-xen.tar.bz2 677063394039bc4bf44da977bc3d4f005441fda0e22604bfaba0eab8f7df9373 turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2 6b631924845bbdde80487ef89d3da2badda65a6b1913672cd31dfb2e5ce29dc991575ebfedca63129ef8ae20f6f226db84b6cd756d9833c4d4195ecb318b2047 turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-mayan-edms-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITPcACgkQhcJelaFu uU2xMwf+Jjnz8y0TLys6wQp3dO2UEO+bYp7jZMyvSCTBWsrUh5rCFAalOE3oYktd rYuYGR7fmP0eJ3dkAnhOcvOpN+KTXPsIuqsFfxDG2Cj3/er/AAe5seHirB85unCA c3HDn7504NUDIcxcu0GDLuHv0woR8iz4wsB1PrJTEBVvQRtrSOCTw8Ozoi5jKoS7 HnUBc0DPoLsojf1Iubu1FiEA/xS+xqA5ZxMjf/qT7xxSwt5GPE/U5ZIKa5sHkxZq tvpXkFaUKhW0Vqxqof4ow5Dyvas9doGKL3BmAyCMHfLrBpELsdcrvEerfvQ0k/Fl TXSpHflu76SqyRWpopnhqYHFwok+fg== =92ms -----END PGP SIGNATURE-----