The BBC then appointed veteran journalist Colin McIntyre, its former UN correspondent and chief publicity officer, as the first editor of a news and information service which was broadcast using the same method.

BBC: Ceefax service closes down after 38 years on

The technology intercepted the flow of traffic from Libya's main Internet service provider and harvested information from the stream using a method known as deep-packet inspection.

WSJ: Spy-Gear Business to Be Sold