Government Communications Headquarters

Review: Hood’s study of Katharine Gun is an efficient, diverting exercise that will educate

European Court of Justice insistent that citizens are entitled to privacy protections

The bargain you make, again and again, with various companies is surveillance in exchange for free service

Lawyer Elizabeth Knight is fighting for user protection but fears new European laws won’t go far enough

Video

'Will the Government continue to award contracts to firms that have been complicit with the UK government in spying on our conversations?'

Snowden documents reveal how British intelligence target Irish internet traffic

Deputy editor details extent to which intelligence agencies tried to stop newspaper’s disclosures

Man who broke second World War Enigma code was chemically castrated for gross indecency

Opinion: It is surprising that so many people seem surprised by the extent of surveillance