-----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-apache-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-apache-15.1-stretch-amd64-xen.tar.bz2 a840fb30d00b4006059a3b74e63d1606e5fafab26223b9e2725b01a41a0276d1 turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2 65bbd9ca63128d51bdd71dea3cf083bfaa3dfd5d85c6919299aee63d9b20dcfe62d2c93aeeebcdadfc311f401fec8cdedbdfe88d18dbae5980b8bb4d6529c4f9 turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-tomcat-apache-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjsACgkQhcJelaFu uU21Dgf+PFHSwAwTrLl683XUasxjkCpJOUvlLMI6G0QdPRzL3FuSYAIxDJrgDcFh L/VFcDM3S5Wpb/skeHDPTDDBsGiGGg2xnhHLDAfeSux0fsk6Gn7wo2i3ELa9Dvml 0sZtYhzQX1XJ9LQfXm/GxtaVOcCDok4dAL3J58vziUbOC7b1SFW8dMkRTzT2cpRE 7w4F5UitLIsyQGirBzBnJWLa7jDlVIDMo2sPSy2/ecf1wKozja2HeWfHG9WS+5c2 VEknFqkcheIoQ/R8AUUzc4NjyiLXkL4MqKB2iBSe0qylSF+tBD1ONehxqKe122f0 T1Vild5qUCBdvCJBljNMWkYC4EUaxQ== =xc32 -----END PGP SIGNATURE-----