Description of problem: The Download page gives the followinf command line to verify the signature of the sha512 sum associated to Mageia-9-x86_64.iso : "gpg --verify Mageia-9-x86_64.iso.sha512.gpg Mageia-9-x86_64.iso.sha512" But when run, the command failed to verify the signature : $ gpg --verify Mageia-9-x86_64.iso.sha512.gpg Mageia-9-x86_64.iso.sha512 gpg: not a detached signature It seems that the right command is : $ gpg --verify Mageia-9-x86_64.iso.sha512.gpg gpg: Signature made Thu Aug 24 23:26:08 2023 CEST gpg: using RSA key B21076A0CBE4D93D66A9D08D835E41F4EDCA7A90 gpg: Good signature from "Mageia Release <release@mageia.org>" [unknown] gpg: WARNING: This key is not certified with a trusted signature! gpg: There is no indication that the signature belongs to the owner. Primary key fingerprint: B210 76A0 CBE4 D93D 66A9 D08D 835E 41F4 EDCA 7A90 Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3.