Hacker groups

decentralized, internet-based protest movement which organizes cyber attacks and demonstrations for freedom and against various forms of grievance

LulzSec (a contraction for Lulz Security) was a grey hat computer hacking group that claimed responsibility for several high profile attacks, including the compromise of user accounts from PlayStation Network in 2011. The group also claimed responsibility for taking the CIA website offline. Some security professionals have commented that LulzSec has drawn attention to insecure systems and the dangers of password reuse. It has gained attention due to its high profile targets and the sarcastic messages it has posted in the aftermath of its attacks. One of the founders of LulzSec was computer sec

Germany based hackers organization

Israeli technology company

China PLA advanced persistent threat unit which is alleged to be sources of cyber attacks

series of coordinated attacks on American computer systems

Russian hacker group

group of computer hackers

group of computer hackers

LockBit is a cybercriminal group proposing ransomware as a service (RaaS). Software developed by the group (also called ransomware) enables malicious actors who are willing to pay for using it to carry out attacks in two tactics where they not only encrypt the victim's data and demand payment of a ransom, but also threaten to leak it publicly if their demands are not met.

computer hacker group that released sensitive NSA data

black hat hacking group

RedHack is a Turkish Marxist-Leninist computer hacker group founded in 1997. The group has claimed responsibility for hacking the websites of institutions which include the Council of Higher Education, Turkish police forces, the Turkish Army, Türk Telekom, and the National Intelligence Organization others. The group's core membership is said to be twelve. RedHack is the first hacker group which has been accused of being a terrorist organization and circa 2015 is one of the world's most wanted hacker groups.

American hacker organization

OurMine is a hacker group that is known for hacking popular accounts and websites, such as Jack Dorsey and Mark Zuckerberg's Twitter accounts. The group often causes cybervandalism to advertise their commercial services, which is among the reasons why they are not widely considered to be a "white hat" group. As of 2016, their commercial services included security scans and audits. Payments were collected through PayPal. The group states they do not change passwords of hacked accounts.

Belarusian hacktivist group

L0pht Heavy Industries (pronounced "loft") was a hacker collective active between 1992 and 2000 and located in the Boston, Massachusetts area. The L0pht was one of the first viable hackerspaces in the US, and a pioneer of responsible disclosure. The group famously testified in front of Congress in 1998 on the topic of ‘Weak Computer Security in Government’.

cyberwarfare

Lapsus$, stylised as LAPSUS$ and classified by Microsoft as Strawberry Tempest and more recently identified as or a part of ShinyHunters, is an international extortion-focused hacker group known for its various cyberattacks against companies and government agencies. The group was active in several countries, and has had its members arrested in Brazil and the UK in 2022. According to City of London Police at least two of the members were teenagers.

malware package

hacking group believed to be behind the Colonial Pipeline cyberattack

defunct internet trolling group

Computer hacker group based in Iran

group known for hacktivism, mainly present in Mainland China

American NSA cyberwarfare unit

REvil (Ransomware Evil; also known as Sodinokibi) was a Russia-based or Russian-speaking private ransomware-as-a-service (RaaS) operation. After an attack, REvil would threaten to publish the information on their page Happy Blog unless the ransom was received. In a high profile case, REvil attacked a supplier of the tech giant Apple and stole confidential schematics of their upcoming products. In January 2022, the Russian Federal Security Service said they had dismantled REvil and charged several of its members.

hacker group

data breach investigation

group of hack creators known for their work in the Nintendo Switch piracy scene

CyberBerkut (, ) is a modern organized group of pro-Russian hacktivists. The group became locally known for a series of publicity stunts and distributed denial-of-service (DDoS) attacks on Ukrainian government, and western or Ukrainian corporate websites. By 2018, this group was accused by western intelligence agencies, such as National Cyber Security Centre (United Kingdom) of being linked to the GRU, providing plausible deniability.

SiegedSec, short for Sieged Security and commonly self-described as the "Gay Furry Hackers", was a black-hat criminal hacktivist group/extremist group, that was formed in early 2022, that committed a number of high profile cyber attacks, including attacks on NATO, Idaho National Laboratory, and Real America's Voice. On July 10, 2024, after attacking The Heritage Foundation, the group announced that they would be disbanding in an effort to avoid closer scrutiny.

Russian hacking group

LulzRaft is the name of a computer hacker group or individual that gained international attention in 2011 due to a series of high-profile attacks on Canadian websites. Their targets have included the Conservative Party of Canada and Husky Energy.

hacker group active since 2023

US Secret Service computer crime investigation

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hacker group