-----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-codeigniter-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-codeigniter-15.0-stretch-amd64-xen.tar.bz2 a21561d6445cda2f5d113e32acd9e5ddc5aba8b177427be6c738bfcc4accca55 turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2 651b98ccd48dcba0c1565d50159695b3efcdb5bf8cd26165fdcf10d58c74b2331f64f3301ebbee5c7daee24689ee7a378d38142b521c92b4e4635bc4d1b43773 turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-codeigniter-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte118ACgkQhcJelaFu uU3Tzwf/W6yCnVFFU/xRgBybBO7yNyR45mj/6r8FhUYLEWxvHLs0yN4lZpaCfF2A Oc/z/TR2uG2VkwUSVIR4tqoKVOLhlSZE94E/H3nAtmSaoEqV0Ij0+05Ss+5x9bo4 6Zg2n12UYaU4wOjx2HEbvnoEOp6e97rxnxm/TaBebz+ao6XoF+UtsUIjIP9OpJ1z xhuvaEIUaylJbNguYXNyGtkbgcvkdmgiMPWCjAbpJwCt6mEYZNSMPMRDdiiVRJZn y037KFIDymcXubybnjFdc9gv8XuXmyxmaC11k5TwJKA4C4a+ao+PRkESrhAGJZg3 G7vrZrhjHjdUNPSU8yr2kVPI2zT1hg== =QJz4 -----END PGP SIGNATURE-----