-----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 debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz.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 debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz 6d7387793b15c89791e5b39d459264fcf9e8ef4f8cec97f6e84f69bbd5a77876 debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz 8cdbd075a3745dc8b3251d27bab4538d4ae9f0276af4abd17af408153507a2af282def0bf98c5f69cb66f541e103253cc43f3bb0583c81dbba27d7918a5d35b3 debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz.hash debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz.hash debian-9-turnkey-orangehrm_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phEACgkQhcJelaFu uU26TggAx/F0it3v8ZSUP9ooc+e4HGw2rFIjLKL653VFWcrqxVyraeFbqpFWxZWA 1WkGhfOOEeXCbYrVihc3AM9zLuC/KaQsl6cpcYYkndJ38b1QcZ0JC/oV2ufwL0tN 8rSxKNy+syRfT0giGmK9Hpu89ndAt0KEKWDG8OdRZ1hOjHwEA3qpjBr0NH5lqdFm TZBC/DTN0BnVVPHzgZ56VuwUwI5Dc5TW8BKhf+ZoabARzzcGNn2E31UVu9NppKLc q/JmQNlD74lLpNHchj4KMKpt5VNARyYQ9/6txOLL5Qee6WOIWzIxa59zVYi1N56O hFvtFh/SKbRWVgNldVJ7GT3CstKeXg== =1UnG -----END PGP SIGNATURE-----