-----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-zoneminder-16.0-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-zoneminder-16.0-buster-amd64.iso cb322dfb4099421de0e30f6981834ef51f981687b3dc70c84e0e7c7cd8ad8f74 turnkey-zoneminder-16.0-buster-amd64.iso $ sha512sum turnkey-zoneminder-16.0-buster-amd64.iso 990b7651612d0ed0683b3c698afe498aad8719fd34e81855f888a6dd8a394e75a0ee83cceadca5d42d3e70bbac0aca53e4d38ade9feaf93659695fa06e38c70e turnkey-zoneminder-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-zoneminder-16.0-buster-amd64.iso.hash turnkey-zoneminder-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-zoneminder-16.0-buster-amd64.iso.hash turnkey-zoneminder-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl9LYOoACgkQrF6wBJPl vBxsiQ/+KbiZE5q8M8um786/SSi6ZZLWnm7PyWJgIAgS5vRaTPor/QMjInbx1MG9 tU/zpcPr4c9pBTiV9dyPDjK+Q/dICoftVJuih9KE0z2K6c0dIWEzSUSXWcAJMIX2 0+gkUmb8hNcL3qCqKUQ1wFN1n5DB48zRwWurub1vDb3equZ1Hw+r0z7BIkODQsZc 66iewG6/PXx5wdRNhX2w3JDtzpoeDcoe/aUqxAaUuCH1ZUJbw1iO1Djv22kpTofo F7W1J5hgBJnNWpiYf3/sMRRttoF4x8Un+oJOvcNQCAHV0Zkzu7EVs1MSNCgB2Lt0 ViTksAuBhGSykNvjdi5E2lNFsl37hwaVFh4BkS7/TmivoVuKP6P7txBeR5InnXqs yJRffZvtQJhT0J3L5HdseSA5vbYmio/T6bTYVUVlAYVRlOA/7uGlce/5sZbJk8C6 Dz5IwNmUrg/ZzkdwxYL5IvwA9g9cR7zt/FCeN8nT+hE148Ht2Mt0suy8WM2hVRvA aQGbHPksRoP4nDPNXusiKWIQVyLtlQWdHmbITK8kmTG6gqhAP3tV3UYp9jvcT4Mf FkNp8Yb8RbPrs7mJknJAjXt2TBHWDuJHuAaJH45DH8AP5G+Fyp81hjaUgjpJN85V xn1IhPtsqBNHLOqoqEXAFHCtq1GgZ+Jz6VcRdsD+bFcbHgx8ImQ= =OWDJ -----END PGP SIGNATURE-----