-----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-typo3-14.2-jessie-amd64-vmdk.zip.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-typo3-14.2-jessie-amd64-vmdk.zip a6c87a8d41bc864f0a417be4f42d90cb57fe9d6716133f18359e379959c7caf2 turnkey-typo3-14.2-jessie-amd64-vmdk.zip $ sha512sum turnkey-typo3-14.2-jessie-amd64-vmdk.zip d187ca94c059811c2b95ebac22cf95c98100922187f20b2f8a18101c813c699069485df7dd2c31f883708c4618c70d7541e273aa957e46f1ffc53318f5c6e56b turnkey-typo3-14.2-jessie-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-typo3-14.2-jessie-amd64-vmdk.zip.hash turnkey-typo3-14.2-jessie-amd64-vmdk.zip: OK $ sha512sum -c turnkey-typo3-14.2-jessie-amd64-vmdk.zip.hash turnkey-typo3-14.2-jessie-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZfb15AAoJEIXCXpWhbrlNQs8IAKTylXyF2VSlpVzdx+PiYqir fx/OJwUgMlcbJCTO7FM7ihsnSETqGV2w93V2LZIHn48xnLlaIsRkAIRdRX+Nnpwa Jq5sb7QisOQBHT5tecW7jU5g4lZNlHzkDcXOm6a7dgvfs3Oxi/ixJNfPSb+0Gkbr mVivqS5Ppwo1KEy/zK1EUqSE+MWqGcVD0kPzOJClR0RwJuOxfSC+olyECBz9ynlG yj2O9mUbHrK+FxNatwXLM4Hl97o5f2L+ZLkfHV3VvF9sRWLcJ0h6KRXuO5Syv+5n lH3XhAOH1U7uvPKOwNnOnZrBjCw1eboTt/v/sDIh1BD93BW0CuPTp/QM/fO2Dnk= =zJB2 -----END PGP SIGNATURE-----