To report an imminent threat call 999 or ring the Anti-Terrorist Hotline on 0800 789 321
Current UK threat level: SEVERE Read more about threat levels >>

Can you solve this puzzle?

Intelligence isn’t always obvious and our engineers and analysts work hard to unlock it.

Intelligence isn’t always obvious and our engineers and analysts work hard to unlock it.

There's a clue in the image file below, if you can find it.

 

Coding challenge puzzle

 

Read more about our Technology Careers.

Apply online for our Software Engineer vacancies.

Fact or Fiction?

MI1-MI4 still exist in secret.

True False

Latest News

view ALL News

MI5 named as a best employer for race

MI5 has been named by Business in the Community as one of the UK's Best Employers for Race.

Read Full Article ›

MI5 named as a leader in gender equality

MI5 has been named as a leader in gender equality by being included in The Times Top 50 Employers for Women 2017.

Read Full Article ›

Director General Andrew Parker - 2017 Speech

MI5 Director General Andrew Parker addressed an audience in Central London today, in which he spoke about the...

Read Full Article ›