MI5's mission is to keep the country safe
For more than a century we have worked to protect the UK from a range of national security threats.
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Security advice
The National Protective Security Authority (NPSA) is part of MI5 and offers advice to businesses and organisations to help keep them and their customers safe from a range of national security threats.
Find out more about the NPSA
Latest News
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MI5 publishes pay gap report for 2023
MI5, SIS and GCHQ publish pay gap reports. Source link
Mull of Kintyre 30th anniversary
Yesterday marked 30 years since the Mull of Kintyre helicopter crash, in which 29 people lost their lives including four members of MI5. Source link
Director General Ken McCallum gives threat update
MI5 Director General Ken McCallum gave his annual threat update at our headquarters in Thames House, London today. Source link
Director General Ken McCallum gives latest threat update
MI5 Director General Ken McCallum has delivered his latest update on the current national security threats facing the UK. Source link
Five Eyes launch shared security advice campaign for tech startups
Members of the Five Eyes intelligence partnership have launched shared security guidance to help protect emerging technology companies from a range of threats, particularly those
New MI5 Badge for His Majesty the King
MI5 has made a small change to its Badge to reflect the symbols of state chosen by His Majesty King Charles. Source link