My Reference: List Of Hacker Groups - Best Computer Hackers

This is a partial list of notable hacker groups.

414s, named after area code; gained notoriety in the early 1980s as a group of friends and computer hackers who broke into dozens of high-profile computer systems, including ones at Los Alamos National Laboratory, Sloan-Kettering Cancer Center, and Security Pacific Bank.
AnonCoders is a group of hackers originating in 2015. Using defacements,denial of service attacks , database hijacking, database leaks, admin panel takeovers, social media accounts (Facebook,Twitter,Emails) and other methods, It mainly targets political groups and anti-islam websites including news organizations, institutions and other government,semi-government, military and educational websites around the world. AnonCoders first attack was leveled against several major Israeli websites. In February, it attacked numerous French websites in opposition to cartoons of the Islamic prophet Muhammad published in Charlie Hebdo Magazine. The group has vandalized sites in Israel, Europe, and the United States
Anonymous, originating in 2003, Anonymous was created as a group for people who fought for the rights for privacy. The group didn't accomplish that much, apart from giving a group of Black Hat hackers the idea to recreate anonymous as an idea free for all who wanted a private life. Therefore anonymous is not considered a group, but an idea
Chaos Computer Club, is based in Germany and other German-speaking countries. Famous among older hackers
Cicada 3301, a group of hackers and cryptographers that recruited from the public on three occasions between 2012 and 2014 by way of complex puzzles and hacking scavenger hunts.
Croatian Revolution Hackers, a now defunct group of Croatian hackers credited with one of the largest attacks to have occurred in the Balkans.
Cult of the Dead Cow, also known as cDc or cDc Communications, is a computer hacker and DIY media organization founded in 1984 in Lubbock, Texas.
CyberVor is the moniker given to a group of Russian hackers responsible for perpetrating a major 2014 theft of internet credentials
DCLeaks, claims to be a group of "American hacktivists who respect and appreciate freedom of speech, human rights and government of the people."
Decocidio#Ó¨ is an anonymous, autonomous collective of hacktivists which is part of Earth First!, a radical environmental protest organisation, and adheres to Climate Justice Action
DERP A hacker group that attacked several game sites in late 2013.
Digital DawgPound (DDP)
Equation Group, suspected to be the offensive operations wing of the U.S. National Security Agency.
Ghost Squad Hackers, or by the abbreviation "GSH" is a poliltically motivated hacktivist team led by the administrative defacto leader known as "s1ege". The groups prime intent and focus is embedded on anti-governmental/organization cyber protests within current involvements of media speculation and real life happenings in 2016 to present.
Global kOS was a grey hat (leaning black hat) computer hacker group active from 1996 through 2000.
globalHell was a group of hackers, composed of about 60 individuals. The group disbanded in 1999, when 12 members were prosecuted for computer intrusion and 30 for lesser offences.
Goatse Security (GoatSec) is a loose-knit, nine-person grey hat hacker group that specializes in uncovering security flaws.
Hackweiser is an underground hacking group and hacking magazine founded in 1999.
Honker Union is a group known for hacktivism, mainly present in Mainland China, whose members launched a series of attacks on websites in the United States, mostly government-related sites.
L0pht, was a hacker collective active between 1992 and 2000 and located in the Boston, Massachusetts area.
Level Seven was a hacking group during the mid to late 1990s. Eventually dispersing in early 2000 when their nominal leader "vent" was raided by the FBI on February 25, 2000.
Lizard Squad
LulzSec, a group of hackers originating and disbanding in 2011 that claimed to hack "for the lulz". Currently broken up.
Legion of Doom; LOD was a hacker group active in the early 80s and mid-90s. Had noted rivalry with Masters of Deception (MOD).
Masters of Deception, MOD's initial membership grew from meetings on Loop-Around Test Lines in the early- to mid-1980s. Had noted rivalry with Legion of Doom (LOD).
Mazafaka, financially motivated group and crime forum.
milw0rm is a group of "hacktivists" best known for penetrating the computers of the Bhabha Atomic Research Centre (BARC) in Mumbai.
NCPH is a Chinese hacker group based out of Zigong in Sichuan Province.
OurMine, a hacker group that compromised celebrities and YouTuber's Twitter accounts for "security" reasons.
P.H.I.R.M. The PHIRM was an early hacking group which was founded in the early 1980s.
RedHack is a socialist hacker group based in Turkey, founded in 1997. They usually launch attacks against Turkish government's websites and leak secret documents of Turkish government.
Shadow Brokers (The) (TSB), originating in summer 2016. They published several leaks of some of the National Security Agency (NSA) hacking tools.
Syrian Electronic Army is a group that claims responsibility for defacing or otherwise compromising scores of websites that it contends spread news hostile to the Syrian government or fake news
TeaMp0isoN is a group of black-hat computer hackers established in mid-2009
TeslaTeam is a group of black-hat computer hackers from Serbia established 2010
TESO, was a hacker group originating in Austria that was active primarily from 1998 to 2004
The Unknowns is a group of white-hat hackers that exploited many high-profiled websites and became very active in 2012 when the group was founded and disbanded.
UGNazi A hacking group best known for several attacks on US government sites.
YIPL/TAP - Youth International Party Line or Technological Assistance Program, was an early phone phreak organization and publication created in the 1970s by activist Abbie Hoffman.
Xbox Underground An international group responsible for hacking game developers, including Microsoft