Discover how MI5 works to protect against threats to national security through intelligence gathering techniques, partnerships and legislation. Find out how you can play your part in …

MI5 (Military Intelligence, Section 5), [2] officially the Security Service, is the United Kingdom's domestic counter-intelligence and security agency and is part of its intelligence machinery …

The four main agencies are the Secret Intelligence Service (SIS or MI6), the Security Service (MI5), the Government Communications Headquarters (GCHQ) and Defence Intelligence (DI). …

2024年10月8日 · MI5 Director General Ken McCallum today gave his latest update on the current national security threats facing the UK. Speaking from the Counter Terrorism Operations …

英國安全局 （英語： Security Service ），別稱「軍情五處」（英語： Military Intelligence, Section 5 ，縮寫：MI5） [2] ，是英國的國家安全機關，在 聯合情報委員會 （ 英语 ： Joint …

2024年10月8日 · MI5 Director General Ken McCallum said his agents and police have tackled 20 “potentially lethal” plots backed by Iran since 2022 and warned that it could expand its targets …

2025年3月7日 · MI5, intelligence agency charged with internal security and domestic counterintelligence activities of the United Kingdom. It is authorized to investigate any person …

2024年10月8日 · MI5 Director General Ken McCallum has delivered his latest update on the current national security threats facing the UK. Speeches and statements | State threats | …

The Security Service, commonly known as MI5, is one of three British intelligence agencies. It is the security agency responsible for counter-intelligence inside the United Kingdom. It gives the …

2025年1月24日 · MI5's tips for spies and Cambridge Five confessions revealed The newly-declassified documents include details about some of the UK's most notorious spies. 14 Jan …