Back Orifice 2000 (often shortened to BO2k) is a computer program that is similar in function to Back Orifice. Back Orifice 2000 debuted on July 10, 1999 at DEF CON 7. The original code was written by Dildog. Whereas the original Back Orifice was limited to the Windows 95 and Windows 98 operating systems, BO2k also supports Windows NT, Windows XP and Windows 2000. Some BO2k client functionality has also been implemented for *nix-systems. In addition, BO2k was released under the GPL.[40] As of 2012, BO2k is being actively developed.[41]
Camera/Shy was the first Hacktivismo project released. It debuted in 2002 at the H.O.P.E. 2k2 convention in New York City. It is a steganographic tool that scans for and delivers decrypted content directly from the world wide web.[42]
NBName is a computer program that can be used to carry out denial-of-service attacks that can disable NetBIOS services on Windows machines. It was written by Sir Dystic and released July 29, 2000 at the DEF CON 8 convention in Las Vegas.
ScatterChat is an encrypted instant messaging client based on Gaim. It was written by J. Salvatore Testa II and released at the H.O.P.E. Number Six conference in New York City on July 22, 2006. It provides encryption as well as integrated onion routing with Tor, and secure file transfers.[43][44] Various flaws in the software have been elaborated by researchers.[45][46]
The Six/Four System is a censorship-resistant network proxy written by Mixter, a member of both cDc and Hacktivismo. It works by using "trusted peers" to relay network connections over SSL encrypted links.[47] Hacktivismo and the cDc further gained notoriety in 2003 when the Six/Four System became the first product of a hacker group to receive approval from the United States Department of Commerce for export of strong encryption.[48]