-----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-moodle-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-moodle-14.2-jessie-amd64-xen.tar.bz2 8cfcf86a031bbf1c348af026e949c519ef07260accf400f0a61fc2cce9e9c597 turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2 $ sha512sum turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2 5ec5d91911bef8d6636b39ff42c71723e05d056a1b8c1c3748deab8dc6b2a5bbd519686347a5033b08d4e1e0a070490809549bebb4e86e08e80a7ebb56141b26 turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-moodle-14.2-jessie-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZBxkvAAoJEIXCXpWhbrlNTxAH/AiRpCmHqzcS5QUHAFZC5Ib0 wb3B7vt4kTz/DrWTqukTk5vVIc6JqktTjJMdD4iOYYOUBtkUxo+5n2Mbd+5UwB0L 45IVTEJrYbjEKTiuHY9PJbbU+p8JvYMdu4YgNDY0ZE0hTeSG9uCn91D/PaJgiqRM y42pkuVidcq4qvkT4rpF05NWEMXXA78TjMbWjGLv5GnnGxVyY3ep/b0WAONlDPzp N5VBCXy8eIljvqY3LwvY3fiAju8b2u34q+T3VclRaVFtY3sK7EhmS7eb/2EyzjR+ m5giDG9I0HdmyhFTZ7x5k8U3Y7QYvekkuaVW73bSFig7Ola3HZm1wrz/fJF1ozs= =6EAE -----END PGP SIGNATURE-----