News for mi5 official secrets
Improvement work to our building continues
Work to replace the windows in the 1970s part of our building continues and from late Spring will move to the first floor. The work is due to be completed...
MI5: Official Secrets exhibition opens in the spring
Today, we can announce a groundbreaking exhibition in partnership with MI5 exploring the vital work of Britain’s domestic intelligence agency.
It...
Latest release of files from MI5
Today we have made available a selection of previously top secret files from MI5.
The records cover a range of subjects predominantly from the organisation's...
Read more about historic document releases from 2010-2016.
Read more about document releases since 2016.