Hacker group declares war on jihadists to avenge Paris attacks A NETWORK of hackers has released a video condemning the terrorist attacks in Paris and declaring war on jihadists. Published: 00:01, Sat, January 10, 2015 By Sarah Ann Harris IG Hacker group Anonymous declared war on jihadis in a new video Hacker group Anonymous released the clip through its Belgian account, labelling it "a message for al-Qaeda, the Islamic State and other terrorists". A figure appears on camera wearing a Guy Fawkes mask and a hooded robe. The figure, whose voice is warped, says: "We are declaring war against you, the terrorists." The video promises to find and shut down all social media accounts related to terrorists to avenge those killed in recent attacks. The group also released an online statement in which they offered their condolences to "the families of the victims of this cowardly and despicable act". It added: "Freedom of expression has suffered inhuman assault ... and it is our duty to react". Anonymous is an international network of hacker groups who characterise themselves as "hacktivists", defending freedom and democracy. Groups aligning themselves with Anonymous have carried out hacks on government departments of several countries, organisations including the Church of Scientology and Westboro Baptist Church, as well as corporations such as PayPal, Mastercard and Sony. Twelve people were murdered in Wednesday's attack on the office of Charlie Hebdo, including the magazine's editor, seven more journalists and cartoonists and two police officers. Charlie Hebdo's editor-in-chief Stephane Charbonnier and cartoonists Jean Cabu, Georges Wolinski and Bernard "Tignous" Verlhac were among those shot dead in the attack. REUTERS Crowds gather in memory of the Charlie Hebdo victims French economist and writer Bernard Maris was also killed in the attack. Police officer are understood to have shot dead two suspects, French-Algerian brothers Cherif and Saïd Kouachi, aged 32 and 34, after a siege in Seine-et-Marne near Dammartin-en-Goële. Amedy Coulibaly, 32, and Hayat Boumeddiene, 26, are believed to be responsible for the death of police officer Clarissa Jean-Philippe yesterday and at least one of them is the main suspect in the latest hostage-seize in a Jewish grocery. Four people died in that siege today as well as Coulibaly.