-----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 debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz.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 debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz 624823ceb086f75b06dc68eca285390a973765e014fbecb6b589f32927c71214 debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz b8749351a1b16972f26c5d0f47d5a0037a520ca2d6bad8bef6ffa4b51ff03dc25c723c9876d59403f514e6e02cd447cdb0c8b2a902f090d1abcceb6b0da8c4f2 debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz.hash debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz.hash debian-10-turnkey-mediawiki_16.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl66q5cACgkQrF6wBJPl vBxKmQ//eXWYQPwO6orE/+R9V2MQt7Niy0+4gkZGg7s85aVzV6h/+4QEKmYeG3aL U3aM9DkwjYjQnG4Y1FR0lfGKzh4RlSQTmnKQ6IxrEdMAS13Y3bY1n8C4IH6n/Vvc NbKxq8QKYdVN1lTm506gFPJN831BEvWBI4GySDmg9hM/Agu4jI7kJ7TXLnbes0eG m110sQ9KkLLWjmcIUvoukntMqRw6SZEjfSYizdmCeOFtWcj1sZ1jyADTnbbcaHxt zBM0MVH325BmSlk6HcpTJ+hXWPLL41X/KHTJ15Nq7zdlKBMMEaS9k99EFndLB5dO pH8H0NqejoIG5Vlt0ZHI90s0+6luHXzzS/nAGr2DL2TnzzPSZedM0OFXpBGh1zD6 /FPAvyuVvDoWiiekIbmNuSyxolxdt9R8AZ0SuYevhsl2wHAH0OQIJq/L3ougeT6u 34lzdkWCbbbBK3opLzcX8yf0JpyWoe5zFWuCQOwVHcEkHTljX3uABYzB+L9f7hA2 mJ7k1Olq8lo8C5kFQ+JLqyomzgneOug/MED1oO31/4K38iPkZfS4bLm6QB36ksJ4 iArSEdsxPoGvzTYTlQQZ2zhcVYb8VmZPW+Ey9HjVb+xGUz9dKyZVFxTebIi4jnlA IWl4XLNceseJCxDOoZ7fJ8AthVK7ZAPjFi66r48Vgh+B30EISRc= =7sZL -----END PGP SIGNATURE-----