The final phase of Operation Overlord, 4chan's loosely-orchestrated effort to bring down Tumblr, is on. And this time they're bringing their LOIC's. LOIC stands for Lower Orbit Ion Cannon, the nickname of a program that will DoS (Denial of Service) attack a targeted site.
After the jump, the full poster explaining the upcoming raid.
4chan and Tumblr both took each other offline Sunday evening during a double raid, and a 4channer posted the address of Tumblr founder David Karp's parents.]
Meanwhile, Tumblr is planning a reverse raid:
Source: http://www.urlesque.com/2010/11/12/4chan-ddos-tumblr-raid/