The idea of red teaming, or looking at your IT security strategy from the point of view of the “enemy” attacker, is gaining popularity in the enterprise security world. Red Team/Blue Team exercises, where the red team attacks while the blue team defends, can be very effective in pinpointing weaknesses and shoring up security before the real bad guys launch their attacks.
This article shows you how to launch a successful red team attack and what you can learn from it.
http://www.zdnet.com/article/top-tips-to-launch-an-effective-red-team-enterprise-hack/