The search is on for teams to take part in the Capture the Flag hacking challenge – but the organisers want ethical hackers only. 

Capture the Flag (CTF) is an innovative new concept that is being brought to South Africa for the first time at this year's Futurex & Equip exhibition.
Security consultants, penetration testers and ethical hackers are invited to register for CTF and try to hack their way through seven layers of security.
The exercise includes systems set up with various security safeguards and a range of different databases and applications.
To register for CTF, send your details to Deadline for registration is 10 May 2007.
Futurex & Equip takes place at the Sandton Convention Centre from 15 to 18 May 2007.