The influence of these "hacktivists" is far-reaching -- and destructive. A person wears a Guy Fawkes mask, a trademark and symbol for the online hacktivist group Anonymous, Feb. 25, 2012.

Two senators are demanding answers from the company Navigate360 after hackers exposed 8.3 million highly sensitive crime tip ...

"We don't forgive and we don't forget." A man wearing a Guy Fawkes mask said the Islamic State militants who claimed responsibility for the Paris attacks were "vermin" and Anonymous would hunt them ...

More details have emerged about how anonymous hackers in Silicon Valley were able to reprogram crosswalk signals in various locations to say prank messages in the voices of tech billionaires Elon Musk ...

SAN FRANCISCO — The Anonymous hacker collective has launched a campaign to add rainbow flags and gay pride slogans to Islamic State Twitter accounts in response to the Orlando gay dance club attack ...

The data breach that anonymous hackers claimed had compromised data for 1.2 million students, donors, and alumni at the University of Pennsylvania actually impacted fewer than 10 people, according to ...

It also posted a black and white graphic of a man wearing a Guy Fawkes mask, an image associated with the Anonymous movement, with a blindfold over his eyes and the words: "Failed Law. We Want Justice ...

Texas' controversial law banning abortions went into effect on Sept. 1. Two days later, self-described affiliates of the hactivist group Anonymous launched "Operation Jane," an initiative targeting ...

Software used for submitting anonymous tips in schools was hacked, exposing sensitive records on issues such as potential ...

The hacker group "Anonymous" through their Twitter account, @AnanymousMexi, has confirmed to have in their possession at least 25,000 names that include information of their government I.D. number, ...