Last weekend I delivered a presentation in a new graphic way and I must say I got very good feedback. Here it is :     How to prevent another SONY PS3 Attack .prezi-player { width: 500px; } .prezi-player-links { text-align: center; } How to prevent another SONY PS3 Attack on Prezi

ArcSight tips and tricks

Dragos Lungu, CISSP

In the current DDOS attack on www.visa.com there might be obscure interests and classic botnets involved, but what strikes me is the first ever voluntary botnet made of thousands of home user computers running a bot which is controlled via IRC channels by the attackers.