-----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-jenkins-15.2-stretch-amd64.ova.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-jenkins-15.2-stretch-amd64.ova dcbd08f2d7a7d86ddb2e66daefb11ea006790c3f6c5180405c4d75d41d11b5fc turnkey-jenkins-15.2-stretch-amd64.ova $ sha512sum turnkey-jenkins-15.2-stretch-amd64.ova af0ad0e247b9ab194d4f24b39e335e0dd6e9f5c5278ae1565e00075a70edba619e851fdacea1f257f4c90223a332442b72e15d3cedfff9d9eb64857364fec99f turnkey-jenkins-15.2-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-jenkins-15.2-stretch-amd64.ova.hash turnkey-jenkins-15.2-stretch-amd64.ova: OK $ sha512sum -c turnkey-jenkins-15.2-stretch-amd64.ova.hash turnkey-jenkins-15.2-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITPQACgkQhcJelaFu uU2OfQf+NcDkV9qJdzf3nagGT4DbEkdZMGzJQjzqpBM/5OoHlz9N8VR1IGkImEAg ezxQWuev4BYDmcFp/15iqYh/fbniAc0EOCF3o/6yn3d2w1k9ux9RSK/LRUASN0Jz AjFFUS704Ju8b/RbL6bJ7MuOeOmNv+7nuOsbaQ2nDApZxQbaEyfnXg+aETmRyhYX JrWTAnuz6ZYXuhPYZSBTEPHbN/GAKuT2AUfTp/sqhpDUUnQXfDOydtNWhnc+Wi32 qIOTI50Ax81gbfAk5HoQ46gCOZJa/n0M42udwcKDEaTMbqoGuzoAMmuoWw1urmig ec3YkRj95YjI/0zuNuF/lpdZl5gVuQ== =vecF -----END PGP SIGNATURE-----