-----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-silverstripe-14.2-jessie-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-silverstripe-14.2-jessie-amd64-xen.tar.bz2 96f02823045ba9abde3aaad8ec911d8241ab2e704d9534cbc6da2808591c928f turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2 $ sha512sum turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2 d9bb659e5994a08d2600f63229c2bc0afea0c937c5627047b1144dadcbedfb726c264c584c35cab2362761c0edc2a28d675ad5d8972b92381cdf4c79b0aadd41 turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-silverstripe-14.2-jessie-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZBxkvAAoJEIXCXpWhbrlNSRQH/A6ULr4JYQDMHg2OI3WT6O9E yB/VZx8ANOphu/ia6+P4STPhf64jEKUuoFH8T4aqI8bGxH/goKxpDaAv1m1HkwtT 0h8pxLPdGKDZPY32U973SKVrKTiOqmDcrqprRqiQod/z3Xz+P/lF09NRl746HZZW dNb/CLStIO+seYEV0lS9QqfEz29PiL6DgAEURh6uf/6THeT/gqAbI3QwChf5df/h rRkFtDxXShDxsJIRT5RsjT1VOImN6PqwsaB+AemkVRx3Ld6368V1c0rte5dWQq2/ 9L6jXHDezXWs1HB1mKvbyMDnDIjI6vWkdMvwc3eolTQe2gGQn1fwusp8r6pMh4E= =waCg -----END PGP SIGNATURE-----