A Time investigation discovered that a Chinese spy has being using LinkedIn to target British officials.
“And people should know if you are a official in the UK and you have access to secret information and we find out that you have chosen to sell it ... you will face the full force of the law."
Speaking with GB News in April, she spoke about the measure MPs take to ensure their security.
“There are MPs whose children are taken to school by the police every morning,” she said.
“There are colleagues who are told that they need police protection at all times in their own constituencies, who have stalkers, who have people outside their offices in balaclavas.”
Sir David Omand, a former GCHQ director, wants a research body established to flag hostile people to academics.
“Part of what is needed to defend ourselves is to make it easy for anyone with suspicions about an approach that they have had to report it in confidence and receive reassurance or, where there are reasons for doubt, advice on the dangers,” he said to The Times.