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-plone_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 23:28:51 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum e0fc1759b4cf635524e2c0d7d3099b73dc608d05 * md5sum 10e3baca8623f40109e8c874f621c760 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) iQEcBAABAgAGBQJRrngnAAoJEIXCXpWhbrlNA3YIAMN9ZFibNKSk9/yaJyMwFzLp EafACVMhO4w9j3zmN45NLmbZ1XyXuSBNQpoxJqEOAdBY/3EnOBrxGpI/AsqN0N04 Mb7X3a3ZoccAFAO/1CKGO+D2AaIdjItSob3bnfwaexmUf7qs6Zwn59eAxWoj0CLj C/O18tttF5FcGDs3k9CBvLC1OD1Oan+pyJ52GayKPis1H/jYZfN/wWW/xiMC2DD5 qLD6kp/og7FZBtxUkCVppHFFwV78bpGWRfmAKc6WhIvD3JGH2GIJecYquJ/l9XY5 5GhPRD67X0l7tfjln34bMXn69xY6XmX56qmijw4D+zbhAXqNgoAcymyF41hXEr0= =atsh -----END PGP SIGNATURE-----