-----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-14.2-jessie-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-14.2-jessie-amd64.iso 664f4741f2c052ef09707932fe27255ecefb964e886dba7ef8cec36e2bc51c98 turnkey-nodejs-14.2-jessie-amd64.iso $ sha512sum turnkey-nodejs-14.2-jessie-amd64.iso ec18e2488181b6eb8201dd4eeb4f1d8110a73dea4518f1cd692042a57e653235f8a0547e0e773726e6665208c81ca74f9a589c8a3fd8e6919f4c6b2c380402b6 turnkey-nodejs-14.2-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nodejs-14.2-jessie-amd64.iso.hash turnkey-nodejs-14.2-jessie-amd64.iso: OK $ sha512sum -c turnkey-nodejs-14.2-jessie-amd64.iso.hash turnkey-nodejs-14.2-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZVQkpAAoJEIXCXpWhbrlNdJ4IAIPsmLCLlfaen5a1LxZTQ2tn rP4Xl5wCLou58sp6ZojYWrttxhwSSGtkY4NmqYAKVzRJQPLOzKpr4+vHzA1I4/IZ ktSfUPJWr9ir+XPVtBVXXb9olzoHfPNnlHzt4hIj+HVbCTne8wkluwCfoDTZProJ 1i0B/UC4bOQkbKitT8hHwBe5WAv2ZUH3PumXRcpGPDDbZrGbTM78oWbJRZel/wu6 xpYFlJmPvVubbDYeTaWTgUucJW/YLXU47XIs8n5q/ecgoPBVk5vZjKmnBhh0fDZU 0EpbRqay8EUTUl/sRhg63iaMX+/HWqIvUyo7Sxjyni5OHgkEAhqEF95b1hF3Ra8= =FYK1 -----END PGP SIGNATURE-----