-----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-ushahidi-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-ushahidi-14.1-jessie-amd64-vmdk.zip 43aae2338e8d1a332fcaa5041e11b5fc $ sha1sum turnkey-ushahidi-14.1-jessie-amd64-vmdk.zip 5f4abaee9b6b0dc36e08353670aa8eb028517b67 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn8AAoJEIXCXpWhbrlN7FcH/2qlIO8T/D4NnEIeUlZBwgfY dX86OlWOgrjs427OeSWf3iy4ZdeUucYCUnZnAoKB7HXxJvrGHEyYgD8N9tf+GlnE OGgNaeRzj7uk0t+UPyShWTZgA5cW0EaFvAYWMVxUbVZ/9OT4PcHbyY/PLLWPrnrL xGmmbMpjmihElRN7oLNbqXvHVeMiAeFqyrzbnyhR1XW1sU2uF2pGVba/uXAe0Tx6 ls881Q1pwimq2xIkCx0JQePtpLXBEjHXWiKnDrJlEmrusTJYN0T4YLZysApGXH/Q bAHVWe1J3dFozvE14ZVLT/iwDggZuJoCCsNFGb4zheVrPFi/IobGriMumn7/T7U= =q0Vh -----END PGP SIGNATURE-----