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 >>
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 >>
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Introduction
“MI5 investigates threats to national security through the gathering of secret intelligence and by working closely with other organisations and government departments. We do this within a strict framework of legislation and oversight to ensure our investigative powers are only used where it is necessary and proportionate to do so.”
Latest News
view ALL NewsWhy MI5 was right for me
Why MI5 was right for me - Being LGBT+ in the Security Service
MI5 signs Race at Work Charter
We are pleased to announce MI5 is a signatory of the Business in the Community Race at Work Charter.
MI5 proudly supports Pride
MI5 is proud to fly the rainbow flag over Thames House in support of Pride in London this weekend.
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