Co-founder and former CEO Jack Dorsey backs Elon Musk's takeover of Twitter, as users and human rights group express concern
Controversial aerial surveillance program in major US city to reduce crime ended, after lawsuit and pressure from civil rights group
American Civil Liberties Union has filed a lawsuit against facial recognition firm alleging “privacy-destroying surveillance activities”
Two dozen California lawmakers flagged as criminals by facial recognition software, ACLU says
Travellers to the US are being increasingly ordered to unlock their smartphones and laptops for searches
This is the first time that a refusal to comply with a government surveillance directive has been made public