-----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-icescrum_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-icescrum_14.1-1_amd64.ova a294743f42edae930c2ee15baca698bf $ sha1sum debian-8-turnkey-icescrum_14.1-1_amd64.ova eb23b78a7aac2892e029d3a3c0c0282a9eb7fa07 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnrAAoJEIXCXpWhbrlNRE4IAJTm5FYLWAWJiyMwOOR9YSDQ Y4TsAa7M/Sv1Powp/42xBIiQY9YWz7LPzPVqTjqK6ZgAdVapx3woAJQEqaNGCF1/ 1YpBd1E8V66pSb9R2dVTM4ODTc+nnF7LfOKQUMEZetliZM/hb+YMfy4e4G/DMXkb WKy8tBpMRsY1EnBUvRdq9oLuybYxA5v9BSySVXforITnCzeenQstXfIwvOwsZqEs F9IGs3oLXfHVxvgqDgaTeQnFRaTSd75+J9ZwcE2WlkFkWt1/vxRAZnipsT+gMlGa 4yxClByextPUs/VOqJyE02dJjZc10VIqjSAAc1yMerugNAyl2nd+be0B9S4AkuA= =6KDG -----END PGP SIGNATURE-----