-----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-nodejs-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-nodejs-14.0-jessie-amd64-openstack.tar.gz c74d568518c3c0828e6f94bb57cb19f5 $ sha1sum turnkey-nodejs-14.0-jessie-amd64-openstack.tar.gz b77a457fede74cf06554d660a2f1309c736e481d -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWXYG+AAoJEIXCXpWhbrlNt3cH/3RtCkN5acAF5lNBvNMGRFVS 0ewhZRyM/dKaGsrWbLw2CyEhZSjp+9iwvSBKuwWgPqxrLChRi4khqyIu54ezXVKg 83ho/wKgKV/Q21Cz1BSlRT7Je7KLsXse0M+nxzBNtC/Te/Ga5/dVjV3kR7sUcHpZ Shk09SIVD5hYQt62CsuOtvmRWPi90y2F6jKMHch9gum/uK6o1ow93/bcfRl15xSg OYSbKXIFtQWV2/6C9+2o8A4KH1iwkXGgcjR4/iNn+zW3TujxOr7Tq99BYzmaieGk k63nGRTo05ThNSEsLTG90l1oTeSaopIJsbUETb0Iw7tSrHQS6QtJx6FL3IdbPQo= =zyng -----END PGP SIGNATURE-----