-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-drupal8-14.0-jessie-amd64-openstack.tar.gz.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-drupal8-14.0-jessie-amd64-openstack.tar.gz 4e28c4d4700676076291089ded979345 $ sha1sum turnkey-drupal8-14.0-jessie-amd64-openstack.tar.gz a83ce8d0234f74a4b031a312ed8b2f4f57ba7d4a -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWXYG9AAoJEIXCXpWhbrlNe5IIALrXeMco2F4HwlfEZPqPdLHk Z0/cfSrPxMN/8Kr0plt2b7QgWn7x1DJ8mtIn5rtiZdLJcaieJNQSan6ZJbhL+NXS LBymdOvmSXcqwBOr15fvL/LTKQpxbS4KK9qnruayfB5trJX/ZZ7g2VJI1JYQcXBg dFvMvBZwt5/g75HNptVTZByOcGQqYrefWlLXtucJ8DNyLj35E0O6raSKfq1S79tm 8LTztAavjRHENDXTjz94LyRAeCdZc3yvlvx8dYsYqDXRgF39D3TL2B0jxc+52P5q AlslYCvjPMwI8UhDOOR9jdPb0Ab3rP0EqQqsgYZD+ahntkTh1zk3T2/BRYSUqkk= =dbhA -----END PGP SIGNATURE-----