News and Speeches

MI5 Director General Sir Ken McCallum gave his annual threat update at our headquarters in Thames House, London today.

We are saddened by the death of former MI5 Director General Dame Stella Rimington who died on 3rd August 2025.

On Tuesday, MI5 Director General Sir Ken McCallum and Saul Nassé, Chief Executive and Keeper at The National Archives, launched a major new exhibition on the history of MI5.

MI5 has made a small change to its Badge to reflect the symbols of state chosen by His Majesty King Charles.

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 from nation-state actors.

MI5 Director General Ken McCallum has delivered his latest update on the current national security threats facing the UK.

Yesterday marked 30 years since the Mull of Kintyre helicopter crash, in which 29 people lost their lives including four members of MI5.

The terrorism threat level for Northern Ireland related terrorism in Northern Ireland has been reduced to 'SUBSTANTIAL'.

MI5, SIS and GCHQ publish pay gap reports.

The heads of the Five Eyes domestic intelligence agencies today launched new advice to help organisations protect themselves against the security threats posed by nation states.