-----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 debian-10-turnkey-observium_16.1-1_amd64.tar.gz.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 debian-10-turnkey-observium_16.1-1_amd64.tar.gz 0db5296f25b87c6cb293d42aa0e0b842d4bb6d22c56a4de61114f7d04965a5bd debian-10-turnkey-observium_16.1-1_amd64.tar.gz $ sha512sum debian-10-turnkey-observium_16.1-1_amd64.tar.gz 2a528b7adb822c86445dfb5c9662159a6f4fb71cc28e83356b85b16ef69d7f81acefa8f72c0f2bbe0e6a0a1dc1984ecf97dfecfced86f850932017536090ff85 debian-10-turnkey-observium_16.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-observium_16.1-1_amd64.tar.gz.hash debian-10-turnkey-observium_16.1-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-observium_16.1-1_amd64.tar.gz.hash debian-10-turnkey-observium_16.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2NMACgkQrF6wBJPl vBzv9RAAlOIXx4o/9fin5nP5RJn/w/AXyWSfjQlr0WNRhf+1Oa+UhpmL7bOscmIF Hr2xEK+yQmbZ9sTLWiRNxsD1ftjnHSJ3MJt+jKhieT3PmGGYuPb/kWm9dkpzlANH /vqZxC2lRUlVKv1HgDKAOhQmNLL+IubdBrYqtZybg98fR/4htbM0gibnfdxWUyuZ VeYSNpL2SOM4nA0FZaZ+x2j2eqEwks2f9SUeFj8+avR6jUR5qFQVuJPiQGl4dsYo WSe5FWIduh81Rn2rycMzAELWKtbYMDQVcm5S45ZZpm2g7VuhByEtkWn5AbOk7yLw tC2W+aJFtbHQrihYuSScA01cxa8ukxaiKyt82RhCg3k2kkdOunKAMy7aOnULFiI+ NM0p4nXwI2F2lsaYymJZ4yptklFjsWU6lIPrAiUgdeyDe6U7SWgz2UosLl0vQ3eU bX1ADvmnCj4idMWUEsi0O22z2SbE6JScMsdC/lre7SVFIoXaxkkfuB+CtOeWnrgs fhLweLVnZK+4onzLvFnuwVMKaxkwUm1C9tmj+SOk1CC0ce1I/j21MBVho4s/HWgq tMl8HHBQIX2ejTBOkQqzBr5EPzOgh6tOhlhjgglqonUHUNLai21gPtDLTi+ycXOY APqgLpdJAvCi5JP86+tBklkYQI/5HumNvhVc2nbV99xrJUiZJAU= =vBgZ -----END PGP SIGNATURE-----