To report an imminent threat call 999 or ring the Anti-Terrorist Hotline on 0800 789 321
Current national threat level: SEVERE Read more about threat levels >>
A new law setting out the powers available to police and intelligence agencies like MI5 to do their work received Royal Assent today.
MI5 Director General Andrew Parker addressed the Royal Society's fourth annual diversity conference, Mr Parker spoke about the rich mix of skills that MI5 needs to stay ahead of threats in a rapidly changing world.
September 2016 release of files to The National Archives.
More than 100 files of historical interest have been released by MI5 to the National Archives at Kew.
MI5 Director General Andrew Parker attended a meeting of the 30% Club to discuss the importance of gender and diversity in making companies stronger.
MI5 has been named in the top 10 of the Guardian UK300 Top Graduate Employers list.