-----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-collabtive-15.2-stretch-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-collabtive-15.2-stretch-amd64-vmdk.zip 624606ac65baab4bf9db94a91fa42241a6acc465bea066e471891a2dc15ed49d turnkey-collabtive-15.2-stretch-amd64-vmdk.zip $ sha512sum turnkey-collabtive-15.2-stretch-amd64-vmdk.zip 820efbcaecbce27f3749f5deeddc972b9af5bbb73a1036aceab0b714d0ca791d7307d5026262b851b651d6f17f977930031a56369c758315359f3d865598af66 turnkey-collabtive-15.2-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-collabtive-15.2-stretch-amd64-vmdk.zip.hash turnkey-collabtive-15.2-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-collabtive-15.2-stretch-amd64-vmdk.zip.hash turnkey-collabtive-15.2-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phkACgkQhcJelaFu uU1cTQf/cud7++8Bg0HseLtG4RkgfnI7ACTkrBlS2Xbo475QIlj2T3VYK3ondNA6 ib/udmT97Qc9X6hl1hxcYy15IhLAwlelltjSAQVnquljrwxsD0PE2UCxV8UCP27I eomvkJpOzqp11CHKOHKlvg/+DT6HUpUjO8SWntM4hn3I1QnbFFR26nYXw6iN0Z+b mHFU6EW4ufjccPMumuYKahg8mWfMyCY55vQQxHV2VeWa0s6MzgzEo6smPPfbcTnO jclUMnGbjNlhaNC9YMZ/7yFxiz2pRT/Pn+c3eNysSKwejSawk5VB09twAWBOstwy tEtTes5eyrsc2kxgX6PnOnWn3/dt4w== =957g -----END PGP SIGNATURE-----