-----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-nodejs_14.1-1_amd64.ova.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-nodejs_14.1-1_amd64.ova a482edf415ab72ec136b1de7f8f17826 $ sha1sum debian-8-turnkey-nodejs_14.1-1_amd64.ova fc58ecf6fc40a35647ddc55c1997e577298cb73a -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnsAAoJEIXCXpWhbrlN9JkIAI0nUBaLnU6p413+uF/KI6p4 ZHxuLltNQXWj9E1bqjD5d5YDUGMZYtJ335TM7ArcD5ZjsiplTJF3+1eeTXIf8+XE uXk8/6c5LE1yooRlyXz7MdBStQhx39iUC9dKR5v6ypZyNDYDtp5o1bRXu4Cw8ft7 MFTfjNA+BsK/zAlKqesQZ/cuS1U1JQcl8AdLAKtBvigRLnbze72m+i+nhayw0oJV yuLRT2darLYXil8J+y3itOLmo07fGgE4HkeXH0LcUWU474NmoO83/p66WHLZYwQs 2XVHFYNPnXr2ZF/UdHjOPLFfauONLKi3ff6F1OwNUulayzzbMlvByZs2bwPvJV8= =DqoL -----END PGP SIGNATURE-----