Police in the U.K. have been put on alert they could be targets of an Islamic State kidnap plot after the attempt to abduct an RAF serviceman.
The National Police Chief’s Council said forces had been told of the “heightened risk” and to “stay vigilant to possible dangers”.
It would not reveal specific advice “as doing so would only benefit those who wish to undermine it”.
Police are now said to have the DNA of at least one of the two attackers who tried to drag an airman into a car at knifepoint at RAF Marham, Norfolk.
The married serviceman, in his late 20s, beat one of them so badly he was left with his blood on him.’
The married serviceman, who is in his late 20s, was out running when he was grabbed by a man, who tried to drag him towards a dark people carrier.
Military personnel have been ordered not venture further than a mile from their compounds alone following the incident, “keep a low profile” and not wear their uniforms in public.
Counter-terrorist investigators are determined to avoid a repeat of the murder of soldier Lee Rigby outside his Woolwich barracks in south east London three years ago.
The country’s most senior counter-terrorism officer last year said police across Britain would be given advice in briefings about their personal security.
Assistant Commissioner Mark Rowley said: “Every officer will be given a fresh briefing on their personal security.
“It is about common-sense precautions such as not linking in social media and your personal life that you are a police officer.
