-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-redis-16.2-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-redis-16.2-buster-amd64.iso 3d4343bed824eb16a3b4c2c9fb09bc4ff4a6336f9b9a2150f89e19bf596ce707 turnkey-redis-16.2-buster-amd64.iso $ sha512sum turnkey-redis-16.2-buster-amd64.iso a2ce48574575405dbbc5c7e4308d301671b43d06cfdd5b93444e052b220207ccf8ca1416c76465d534123eb20c59643b5c2b3a4390996514c712ab77235c7c12 turnkey-redis-16.2-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-redis-16.2-buster-amd64.iso.hash turnkey-redis-16.2-buster-amd64.iso: OK $ sha512sum -c turnkey-redis-16.2-buster-amd64.iso.hash turnkey-redis-16.2-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b54ACgkQrF6wBJPl vBwzKQ//VY8jHz34Okc+14f4zr6hHsttgGLAc62OibQhPnUQZN2jgcZIDBP6/GRp ENg4FaZ9UC9MpYB7Qm9BuEqZgpF4ucp8L1CPmjKmVpllJayLfooVUSoYJhLovkDv utEy9Po0QGJeSp02tEW/m9wCJCWFUR4fU83WPqXMRpb5vAAdxVR7u/TI70o8qPqt 0rROSczBwhVRFq+qjq4rYneN37uMOFPCKrMVFqAmTsmaNzm24MeyvJfIFo+lsNN8 m1+mzNSLVWC1N6RSGP7t5b25jE7Xn7Bditnl4UD4S0vWB7wXYFdUJREGcpAjQxMe +PtF5Pdj6HHoZsSnl5Q2hsF/WmDv50ayw2TsUrBJkK1USOzVxbiaptgjlE7a9kzA k6ZS4Y7SiAQ30ZdCwGTbBx8ZY/enjajJsrFSh+53aEL0+/TPEkCogLju0n+x+/7B o09PEy9JkKJhfnLpQSBPYHY2XKUAlTufJCu5Kum3HvjxuDX2NRVM4p4/I8WeQ/Ck U4doIB0ONwbdmnEdOAYgoiDkIS/DK0rGMU4+mRJG28wOgVI2IYQviul2I9zwVwUP m6FFNjUhyzL+gAO7RfixisRNKW3m7x9p8hTA3RnT+jIJEa9vF/XuaRB0Ap9ziQAw WXK/EdHYR3qMLdxNdDuLVLXWVpBWnltxAOmNMsssCynpG6oyXk8= =5nUQ -----END PGP SIGNATURE-----