-----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-nodejs-15.0-stretch-amd64.iso.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-nodejs-15.0-stretch-amd64.iso 8ee6e7fb6ad9a97341df393af21439ce3a1fa0f03cb35ed365fac42addef1a19 turnkey-nodejs-15.0-stretch-amd64.iso $ sha512sum turnkey-nodejs-15.0-stretch-amd64.iso abe93b47dda6d4e47767084f6d3f8c61e1a80f97093914733745203edc8b7481a98b09a41f4a6eb0976cbd805bb5020bdf7c6651054b71f7636f1faf3b7739d8 turnkey-nodejs-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nodejs-15.0-stretch-amd64.iso.hash turnkey-nodejs-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-nodejs-15.0-stretch-amd64.iso.hash turnkey-nodejs-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluD9TsACgkQhcJelaFu uU3GGwf7BM/RYMZJxVaeSn0Xy/HmaHEBdxU/eC9gIEpECzrA+Nq8fd5ND7aY71o1 ZKe9bgfPNTt7fQm8XYF11E6ftFhccO4Z5kJ2qSgW0PLaipnUHtd/hmdMnRxNi8BW SiZsbhuN1cITfYB+t8oYEtOrmxZWHZe0RHsprSu2610hvG/imXRap7nVjjwjpBfo m/FwV/4hBZ7mD/6edJuGsl8KS0R+oc69C/WogQ5oSBOWSOhkwsDib4PHh6bnqfDi unUvV6WyDnUp83x38CCnNlin6b0GHIfEcmX4cJ7D2Gxsewdr+a3drRj8UHZ7fIdo lhNq692DYLWou0w3esQJzpzRoCxP+g== =vMID -----END PGP SIGNATURE-----