Updated: 090124
Clients
www.gnupg.org
The home of GnuPG, a complete and free replacement for PGP.
The PGP Corporation. www.pgpi.org
The International PGP Home Page. Here you may download the latest GnuPG and freeware PGP version for your platform.
Keyservers
sks.dnsalias.net
pgp.mit.edu
http://pgpkeys.pca.dfn.de/
www.nongnu.org/sks
Synchronizing Key Server pks.sourceforge.net
OpenPGP Public Key Server www.openpksd.org
OpenPKSD www.cryptnet.net/fsp/cks/index.html
CryptNET Keyserver http://www.earth.li/projectpurple/progs/onak.html
Onak Keysigning
Nyckelsignering
Local document (in Swedish) www.biglumber.com
Key signing coordination Keysigning protocols
Efficient Group Keysigning Method (Zimmmermann-Sassaman)
Manoj's Keysigning Protocol
Median Keysigning Protocol Mailing lists
cryptorights.org/lists/pgp-users
The PGP-USERS List is the long-running list for the community of PGP, GnuPG and OpenPGP encryption users. lists.gnupg.org/pipermail/gnupg-users/
A general [GnuPG] discussion and help forum. Misc
www.cs.uu.nl/~henkp/henkp/pgp/pathfinder/mk_path.cgi
PGP pathfinder & key statistics. www.lysator.liu.se/~jc/wotsap/
Web of trust statistics and pathfinder. thomas.butter.dk/gpg.php
MSD statistics for keys in the SCS.