-----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-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-ushahidi-14.1-jessie-amd64-openstack.tar.gz 9e4fbb0d076f643414df28974ecd8ed4 $ sha1sum turnkey-ushahidi-14.1-jessie-amd64-openstack.tar.gz b968312433c3a622e2b2a40cf409eb14cc8eae61 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn8AAoJEIXCXpWhbrlNt5wH/jM3v0/jFfLjAeUrFAB6S5zB BHT24IG0/wiU+GkEWOXQiquN7hBTQPcAQW466x1acoRzhEq/1QL1Y+5kSqldwmHT F0+RDva1k48c39KMpNrQA+ncPLxFUfmY0Tz31TYWPMhSdqeLkxwavojnQygYCv1I 7zqlKvnTTOyUlndNLKVxaGmfyBBF6OdAScSOichGwzULuz22PpTuRTF0q1vkbCK9 NYV0Mu8Jb3ECCKEp20FT1mz5VR5xnrLBCvO7h4xyA0zh7F11HRCm8GW9jo8nxH3C jjMV3AYXOxPBKhF9ONts7+D4y2AnlDOmpLqT3djnFfrrocq04eAsIeT4UDa57kQ= =x5QK -----END PGP SIGNATURE-----