-----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-tomcat-15.1-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-tomcat-15.1-stretch-amd64-xen.tar.bz2 b30f63cd41cd1e09efc9a24b3164467f00fb98ca0b46fa88cd4255ffabe294f5 turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2 e439229709b231d77a4860b47ceaae44c3328e7d9d8557ede03caa5cc15d61895833a241b7d6478a3a1b8b8fd1c92afeecf1379783896c16c4ab6a77370688f9 turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-tomcat-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjsACgkQhcJelaFu uU0GdwgAr8ixSpCydTYt3f0mOaOUCzROIrSDGxM8872npltvFDAq1OxqaO/EbF9b 5d1w9Uq8RuI1TxUf8mJa+3rUYKKGxJYKalMBLLg1zJq1PBURJyMx2mwZ3j3SXuJ7 qkd5BM7krDeQ/n+todd2Jm9usPcFuGVn6ESlu4iD6RtKDQ8cX9I29dliw7i8XeP0 W5+F2F0ou+Su53t5GiDAN/hqZaGbcu7qJ7CUYzmvoRhaE4nHntqRlDlKixcEz8Xo 7uoHFR8aXEiUpAGkbkwBFxORtC8E+2o1poXg9UIIkxlJ3M9fSMQ/ohzG+sFe8fjM sGnnnZL9keCCrWn6aSeL2SxuiHMmXA== =n2RG -----END PGP SIGNATURE-----