-----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 debian-8-turnkey-suitecrm_14.1-1_amd64.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 debian-8-turnkey-suitecrm_14.1-1_amd64.tar.gz 37f21b28cb096a15a4dd9caaa9f556e2 $ sha1sum debian-8-turnkey-suitecrm_14.1-1_amd64.tar.gz a7f98e793cdfd5f3f00f841ceb083fa5e1557143 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnuAAoJEIXCXpWhbrlNCUUIAM0uqLkfbX8AUlJLp9rReRf3 9A4zUc8RM8YZB4CKU0/iLWyBljdSRvPfuODj80ZK/A/w8W8xr3lSTXoyCAKvN+zt 8kgq3eCnFV2SxeymuzgH8UKVafBDRoEyhBGjBzwd9GOpmvUnwzthaoSq9w0HFYFF 1VR2WtXFQzS3xPzT0NIvY8VuTA9vvoUTzIp8gH5MINhfXZL0P1dt5UP7MZzRocDJ 40D1XFDprukdAKDYBLZBgBnRg3i8mjOTcQvJ0iVnFyMhBkqKDpo1aWHlssacGagW qbVaqGZjp5ccmUzfefyshr0SrIE8+ii1KrJKW+rJBR+Wo9AbSAqkEBVFmbxT8fs= =TyTj -----END PGP SIGNATURE-----