-----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-canvas-14.1-jessie-amd64-xen.tar.bz2.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-canvas-14.1-jessie-amd64-xen.tar.bz2 f14be62ae39c96276de8d0735de53ac9 $ sha1sum turnkey-canvas-14.1-jessie-amd64-xen.tar.bz2 672dbf53dbbdee51e7c22eca5f59cc3ce5d058df -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXRb5nAAoJEIXCXpWhbrlNto8H/1gv0auzYdCEuRvQ78LRDwre wpEUA7qbVTbC5mjuH267OM5I2/I8DRPyRRqsw7r8ph0dPIkGOmzvYEY7h7C183h5 tKMBEES770d0J9VJG5BdtHF2yc+7vKZcoErmtdyzzdgNTe1jpNOJUTqN3CHVij1/ 2lZ1hviqZAj0Z3UIQRHWlrfinzEpBbZnuCk5HvdvWOvMUQxAcEtGx8mTCE86TR+D a409EZ9ZTGz2m9P6APh/bef6fvcvxMglMArFjg3XCpOFT/kh/air0AdqZQxYTzx1 QCxs3jk1GzUwbRxUC1elfXoufFR9Jz8Ja7Al6h6E5atRDy6HKXHCFUTMP7iQdiY= =WFzR -----END PGP SIGNATURE-----