Despite advances in electronic surveillance, security service MI5 still relies on human ‘watchers’. Government documents ...

The guidance will feature in a new exhibition at the National Archives focusing on the work of the Security Service.

The documents, on display in the National Archives in Kew, West London, suggest the organisation was keen to dismiss any ...

That was the advice issued to rookie MI5 “watchers” whose job it was to covertly follow and report on suspected enemy agents.

Avoid false beards, carry plenty of spare change and know what to do when you need to tell a taxi driver "follow that cab!" - ...

The IPT, behind closed doors, is thought ... of the guidance governing how MI5 can authorise its agents to commit crimes During the tribunal, lawyers for the Security Service had said: "This ...

Mr Jaffey said MI5's policy amounted to the Security Service deciding for itself that it could brush aside criminal law. "They are trying to do by the back door what Parliament won't give them by ...