Jim Basney’s PKI Page

http://www.ncsa.illinois.edu/People/jbasney/pki/

Building-managing-pki-solution-small-medium-size-business

http://www.sans.org/reading-room/whitepapers/certificates/building-managing-pki-solution-small-medium-size-business-34445

Building an open source PKI using OpenXPKI

http://events.ccc.de/congress/2006/Fahrplan/attachments/1214-OpenXPKI_23C3_slides.pdf