MI5 (Security Service) not working or down today, 01.08.2026 in UK?

How to contact MI5 (Security Service) support?

Official website: https://www.mi5.gov.uk/contact-us

What happened to MI5 (Security Service)?

MI5 (Security Service) is a British intelligence and security agency responsible for countering intelligence threats, protecting national security, and defending the United Kingdom against terrorism.

Possible causes of disruptions:

• Technical works on servers
• DDoS attacks
• Internet connection issues with the user
• Browser malfunctions

Can't access MI5 (Security Service) website?

• Check your internet connection
• Clear your browser cache
• Try accessing the website from a different browser or device

Service not responding?

• Check your internet connection
• Ensure your browser is up to date
• Try accessing the website at a different time

Error in accessing sensitive information?

• Ensure you are using the correct login credentials
• Check for any system updates or patches
• Contact support for further assistance

Issues with data retrieval?

• Check your internet connection
• Clear your browser cache
• Try accessing the website from a different browser or device

Login issues?

• Check your internet connection
• Ensure you are using the correct login credentials
• Clear your browser cache
• Try accessing the website from a different browser or device