-----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/19.x/keys/tkl-trixie-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-trixie-images@turnkeylinux.org pub rsa4096 2025-10-07 [SC] [expires: 2045-10-02] DEE9 0D99 70AE 35D5 5B7C 6C2D C6D2 54B7 6A9D 9430 uid [ unknown] TurnKey GNU/Linux Trixie Images (GPG signing key for TurnKey Linux Trixie Images) sub rsa4096 2025-10-07 [S] [expires: 2045-10-02] $ gpg --verify debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID DEE90D9970AE35D55B7C6C2DC6D254B76A9D9430 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz 1f0a051b628948c8ec82e63840f2dc6814cd3ac5eccbe89ff7db492aa80a02b3 debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz $ sha512sum debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz ac99dc850869f9f4a1586c78778627e4ca223d5dda9ede3d006f7fc4f10d424d22063f73cdde1833220d42ab2335f8bae1b9835682ce9b648b15224f8142e404 debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz.hash debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz: OK $ sha512sum -c debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz.hash debian-13-turnkey-tomcat_19.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEIfzl/y7GQTGNnqj32fx1wp0KAzsFAmrgIIEACgkQ2fx1wp0K AzuCfw//XeBNwWSBjRqwKiAhbP4seVZndiqLzKHZxo7nHvskVqzvynajBYJSNYjr C/7M0gEhINzf05sNuMX66yH/ElM/wQNolbbNZ4zJs4nkXtnx00AhAV49TCF3vwch Dc3dNUryO8L1javEK4YvS4eHMKQevye6sdhovGqhpAVmPigE1gjocBnmMkTzKaQH VMTmOuCbdf1p+bozpcYRJrxl5cZKdaLcCYzDtD0oaq5KyuSfsF5XV1/3XdhLoCv5 EkLwWQD39GkmU5axblEVq6gkObQ+fpCgX+s3A2cbZopsRbfdi9Lf8lOKpr7x+4O+ PGED5g+72P5LNLTzlzRSno7xxjtk5RLOyjC1v1HtVakhZDbbelQhKkFUcFU16fhJ 9dgU2RukG0vWYMOB9uTheJGNQ7DQhyeeZw3iUHQdaZZw/h/GxbKQZyo1auFJW7XO 35b55rBt1iBbP3tiDWBJqDBwa/h8/JUxLeiOfalHD8Tu9gdIMhrUEcasi+iyNThj tIiQJWKTOXYbUzXm5rK703oTRXy4216ybCg3rxjDnRcvcPSudvPy7MjOP+0RK8le HMqGV0SKCYSM30eFJLpVlllRWR3UlUQMvVHQWNKZxAJUi6o0yQCHKlInTCa3Ytnv Zvo5woWA/4qmNQcDz0ak1AQe1HiuZMh4V2/2XsB/vdVtlGJUGhI= =youC -----END PGP SIGNATURE-----