This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --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-7-turnkey-ejabberd_13.0-1_amd64.tar.gz.sig gpg: Signature made Wed Oct 16 08:45:41 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum dde4eba3a9512f2224c9e19b38094b38bb89c410 * md5sum ef5e803f159ad88004eec1835ae198d5 You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSXlIvAAoJEIXCXpWhbrlNQwAH/0d/TEoQ+9o/XJ1rFUH3sXzN etNEEiVupFaaUNjtyX9Co+es4ubhii4R9sKzwu5MF7nxWQ2m1uQSqT9Hz7cGbqTY ML+VnwB4BUYh5iNl+xGPPtMSsrbDmofzvVNUOmlf1pvFw/I36zIAoGqLCrYMZcqZ J/WlTpi9OXxlXcZdKsaMmlaSoru/WM5Smmu5VWe7l/FPEIj/iZaicnocRRHi5Eeb HVqfBREsltT7xQN+Vrm0wLWhJTYHV3RjW/Be3gHEVjExDgFqbkoIAKe5wCbZXSTh NAqLCTuT1fg50wuexM8okNgcwvOnxi0IJoWtH/Fy/01jjEgYizTjEdcPGFaVhKM= =P3NZ -----END PGP SIGNATURE-----