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After several corporations and universities were targeted in cyberattacks, the US government arrests Timothy French for allegedly posting thousands of people's usernames and passwords online.
New Obama administration strategy says organizations such as WikiLeaks and hacking group LulzSec may conduct "economic espionage against U.S. companies."
As the computer programmer faces sentencing for the massive Stratfor hack, which revealed 200GB of government agency and private corporation data, thousands of supporters applaud his motives.
A member of now-disbanded hacking outfit LulzSec has defended the group's actions in an interview with the New Scientist, saying that it forced corporations to review their security.
Anonymous group AntiS3curityOPS says action is in retaliation for alleged police brutality committed during protests against NATO summit.
Despite shared concerns, pioneers in the movement say the methods of a newer generation abridge free speech and hurt the cause.
Hacktivists emerge as a big threat in 2011, targeting large organizations and stealing more records than financially motivated criminals, report finds.
Research from the University of Twente suggests that many of the members of Anonymous, the hacktivists who attacked PayPal and other sites that have constrained WikiLeaks' activities, are easily identifiable.
The hacktivist group claimed responsibility for the attack, which was in retaliation for PayPal's refusal to process payments for WikiLeaks.
A UK communications intelligence agency unit used a popular cyberattack method against hacktivist groups, according to documents Edward Snowden supplied to NBC News.