gpg: Good signature from "ImageMagick Distribution (ImageMagick.org) <security@imagemagick.org>" gpg: WARNING: This key is not certified with a trusted signature! Note: The warning above is normal unless you have explicitly signed the key. While the GPG signature is cryptographically superior, checksums offer a secondary integrity check. For version 7.1.1-15, the reference SHA-256 hash is:
wget https://github.com/ImageMagick/ImageMagick/archive/refs/tags/7.1.1-15.tar.gz.asc download imagemagick 7.1.1-15 tar.gz releases
gpg --verify ImageMagick-7.1.1-15.tar.gz.asc ImageMagick-7.1.1-15.tar.gz download imagemagick 7.1.1-15 tar.gz releases