A tribunal is hearing a legal challenge by civil liberty groups against the alleged use of mass surveillance programmes by UK intelligence services.
Privacy International and Liberty are among those challenging the legality of alleged “interception, collection and use of communications” by agencies.
It follows revelations by the former US intelligence analyst Edward Snowden about UK and US surveillance practices.
The UK government says interception is subject to strict controls.
The case – also brought by Amnesty International and the ...Continue Reading