Communications Electronics Security Group

A security services body a a body that is now defunct, a elwir hefyd yn CESG

You only have a right in law to access information about the environment from this authority

The Communications Electronics Steering Group is now part of the National Cyber Security Centre (NCSC).

Nid yw'r awdurdod hwn yn bodoli bellach, felly ni allwch wneud cais iddo.