-----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-moinmoin-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-moinmoin-14.1-jessie-amd64-vmdk.zip 4dcd0bcf5b26994b41a1e41bbdd26c26 $ sha1sum turnkey-moinmoin-14.1-jessie-amd64-vmdk.zip b794b4df20108f38aef836cbbbcdada22a909962 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn1AAoJEIXCXpWhbrlNwt4H/3CXESfI3MA37mOmNUOMO8sd hbDzKfDvY25BSjrKyD8q3BtCfpGAtzN/BeVS1MX+/YzYwESnpBSjyLQQp93eaaR1 VNHJPQbtsqp4j8ZggRidXuY0GzTaEmSHT+MNmakYCSk8wJrYciwMv1PtRWdJR4eR 2Q7VAWCpUwulAm40b1gP/UwPJYgRxb8gQ6N5yCimUcced/zoIvrsMX+mOeIYBNqh jBQv+fJM5LCIsTua+WqXXzfEaJSsLNAu5G6T6tpLlsYg8SYJ6NOtTjUa/rsCxut1 n30dXd7uHvnFlbh8VNvc0A/yGN+5yLx20zTvfsB/NMOm2zRV4XOpB4uiKchVqLk= =fIKI -----END PGP SIGNATURE-----