-----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-canvas-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-canvas-16.2-buster-amd64.iso 07b1ea97eb2349d86ef6b50a5bccab0ec06239e7b9975e4a2eb6218f51d4e599 turnkey-canvas-16.2-buster-amd64.iso $ sha512sum turnkey-canvas-16.2-buster-amd64.iso 57f22326491dcf9753b6ff01b1615c5e567394a6c4b6ced4ed6135f1dcbcf3d64f58ee21b11023f88a08ba2a9a4f1f5f21d53b5de2ced007105802bf163e28e8 turnkey-canvas-16.2-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-canvas-16.2-buster-amd64.iso.hash turnkey-canvas-16.2-buster-amd64.iso: OK $ sha512sum -c turnkey-canvas-16.2-buster-amd64.iso.hash turnkey-canvas-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmCzPrcACgkQrF6wBJPl vBxjNg/+LmXWLchFQnU4sfgCUTPDLpWotomSs0wRmOr1dt62yEk6EEugkbd/iRvq ArePmYB8yk16N74sgXS82WJL5hVpEX3qZYZIQD5VDjFdXmEy+STuDW3Chz5zrIzm PylDr7+KbkF7XGTd+AQYnasO6Y8cwsIucCPr2TuIeu7LGXIoJCPdJv0Ng8bXzATv 7wubzR+EDrkdWBzhmCgfyESjF+jXyyBQT4KFjR5jmLgGB4Y9zLzts0caI3ny4da7 H9ZpC56Y3ut7XjhpxaTLzyf1S95hpY7EvRmOO7Rsgy6WnY/2QpL+mfhnFS7U6Gat ukpJUE40qxjzbcHmEF1D4hLpsa2d/nJGDf4/PLCpS7kxcuF4y+Sfo8ZaaBsAWPRh B/N+yGUoBzAc0VYv/NZ9cVPxBgo8uTt+qLnSDg42FZBplrslLz8j/4nT3f1jssxP zDNSUNgmlQbNJ1LB3SpA0+UluyzY3x+PZlHP9E5Xn7AcRWiQQeRPV0PE8M0MP2tC DxAsA57VGZK1V/lhxx1sJez5MtN5y1wHilPHGSV5VOBetE4ceBh0D1iAUrFvYsO/ IoVmNw1SvXpNoSO8AIYXBTPYSowByKt2Xit4U3tFJJOHutJgUlC8oPsO4ERaJNDC 43WlZSVEvQDfhfTiAkAW92P7gi4UtF1qSCKNYDFDNgajrYBEI9M= =1/CE -----END PGP SIGNATURE-----