-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-yiiframework-16.1-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-yiiframework-16.1-buster-amd64.iso aad7a14a1b5fa2abcd71ce0ee19ed80c2364627a39fb016b9acbe72086a4887e turnkey-yiiframework-16.1-buster-amd64.iso $ sha512sum turnkey-yiiframework-16.1-buster-amd64.iso 04b6c36b8d0c4958f3bcd1a6d5e04ecde684b1a1e8f85c40661d04489338dfc1e3113f3bca155fffb2c1ee42646d9720a473fb24ab596d9726418ad8fafdd272 turnkey-yiiframework-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-yiiframework-16.1-buster-amd64.iso.hash turnkey-yiiframework-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-yiiframework-16.1-buster-amd64.iso.hash turnkey-yiiframework-16.1-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmB729UACgkQrF6wBJPl vBzZQQ/8D7jR/E2unj0ANw6jps+usxbafrUDqf+PktmjaR8UJQlVVUZqMJRfNw8V sBVe1Rr/NlfdR0scZXwJjWrird4SUfAGaW+8BEal7H4qJ16mk/M5oADxNlpotP/i VaWkRXVtJY+OS8Gi0b4a7l/w2XF0cUF3kAy7YTuq+sEsGi74VJlf8DvUMZj9ujUi vWUbDWrWtFi0OTCvR0BQ3CbQrwNU0UDgtlmiG0alWd5GVveQxsQhnOP+C2iKr+ql BpTzfc5igTTa9Rck5Mt2osxw9XLMEXinHiMWu01sxToElv6QtJ9tfv8v2V/tOnwW /279avdfo8+PxKN7d/0GR+GTMRXPQtG/dDgKKIpM90haxHs6QTDLT107ReYxgvGi T368nhWF0cHn2/KHFmHT7QQG7uozkCobC84yEmUg7JER33b4ePUWoXhsg8vqw9vI HD6uX6+KY6ynAVJzZ2mpmJ3WZXrBgddmdD8Yq8azhyHFtZJ8G3tvOdS4U+h6z3Y0 kgZnCpKcQ4zXoxFB1vJXDQlP80NwkWUIiIRYZV/0/QtoY5qrH3AwVolXtwjyM33g HC+we2IaDl0C7vG23kqTbbf9eto9ODW0S+25oRcf1WCLGGxYoTWErshXluibeGAW dfDkkxKjk94rUTBJK0Rgm8ZjVeDv83u9uANs4nXTq2rKaf2Y8es= =C/7X -----END PGP SIGNATURE-----