Security

DallasCon
Wireless security conference presents both annual information security conferences as well as security training seminars (such as WAP security) held throughout the year. Held in Dallas, Texas.
http://www.dallascon.com/

Diversinet
Passport Certificate Server Security software for wireless e-commerce applications.
http://www.diversinet.com/

iD2
PKI, public key infrastructure, smart cards.
http://www.smarttrust.com/

NTRU Cryptosystems
Delivers public key cryptography solutions to secure electronic media and wireless communications and content on mobile devices such as the Palm Pilot, or in any constrained environment.
http://www.ntru.com

WAP security - Frequently asked questions
WAP security frequently asked questions regarding sessions, cookies, user authentification and SSL/WTLS over WAP protocol
http://www.123wapinfo.com/faqs/security/

WTLS-webopedia definition
A concise, basic definition of WAP Transactional Layer Security
http://www.webopedia.com/TERM/W/WTLS.html