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-6-turnkey-jenkins_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 21:27:15 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 7626e617c48e3fab2679015e5dcff15ff76853a9 * md5sum 4086e4dd65e2a919a4e1e6813262812b 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 v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJRrlugAAoJEIXCXpWhbrlNs9gIAL1x3HO4GhZvbRvfYjjDPMq1 WfuW8zVXjWe2rOoBMm2kTSlh7fllIrDghgPusZnnfFzN1Lp2526kZGtJ442TuUDC ek6khzxgqdLNC59Al8IMbWRuho2u1eYOq0czerjcvs/SwT7hvzo4M4AAmmOjSQqm ah4EQ2jp5SuvjMJ7GVBn2BJZxdqCdLy/VK+7jtAjH8xulFND3oWMZMzyG7aC4MVn bsCmWeG1dKnkzO39kzjEp1Zg9URcL26OmB+rCDRxKpssFfZ+xAsoeRPLKIvu4y5W 93eefOVC+VZoV7w/P7nOSjbWtnBDl/K0PLq3Q4jgiZnltZR8jXSII0WAPzsLJbo= =twAc -----END PGP SIGNATURE-----