GCHQ admitted for the first time that government monitoring station in Cheltenham carries out persistent and non-persistant Computer Network Exploitation (CNE) against targets in the UK and abroad. The case has been brought in hearing at the IPT which deals with complaints against the surveillance operated by the UK intelligence. A four-day hearing is at the Rolls Building in central London. GCHQs lawyers for GCHQ explained that the activities carried on by GCHQ are proportionate”]
Source: https://securityaffairs.co/wordpress/42421/hacking/gchq-computer-network-exploitation.html