-----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-openvpn-14.1-jessie-amd64-vmdk.zip.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-openvpn-14.1-jessie-amd64-vmdk.zip 988cb23087273282228100da466451af $ sha1sum turnkey-openvpn-14.1-jessie-amd64-vmdk.zip d44724eb5dc9b93021107e8f6da2e5069391b93e -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn3AAoJEIXCXpWhbrlNbnoIAJ90zuPVrzv7l2bYmbvJov7m fbRyO9lmGTjQmNGbhjCqFcOOAWsfNFjUBp1x22FOWy/rq1AFbJc5m+s+/Y7BzNWS u9BzYnSsjMFmTQ5l1Em0epxpKlMLimZWg+Tby30xN1HntPSmopnIgCum00Uhn87A WNLsBnDRoJj9oaLGjkc2s6vmd0c9iEZp0Q4p2dbQi/oqiA7qCixbVEgNePMS9Xhb AM9PJfDPidmWgrKOQ34+9oIgR9fusAR4aR9+pdVbcba4D12OgPfYajgQy1nczxDp uB4qiW6ixmHlzfAIxLolrVbJaBJX2ur/dQ5spDnmrozDk3kKBMNuOBiE8Wy1q0o= =nGW6 -----END PGP SIGNATURE-----