Matters

Biglumber - key signing coordination "Welcome to biglumber! This site is designed to help expand webs of trust by coordinating key signings. You can look up a location to see who is willing to sign a key there, as well as any key signing parties that may be taking place nearby.

If you are not familiar with GnuPG, encryption, and webs of trust, please take a look at the
GNU Privacy Guard (GnuPg) page. You can also check out the links page once within the site."