London councils probe cyber incident as shared IT systems knocked offline

In Data Breach News, Cyberattack
November 26, 2025

The Register reports:

Two London councils are scrambling for answers after declaring a cybersecurity issue that began on Monday.

The Royal Borough of Kensington and Chelsea (RBKC) and Westminster City Council (WCC) confirmed they are investigating an “incident”, admitting “we don’t have all the answers yet, as the management of this incident is still ongoing.”

The two local authorities share IT services as part of joint agreements, with the London Borough of Hammersmith and Fulham also using these shared services.

… At the time of writing, RBKC’s website availability is patchy, and the three authorities’ statements allude to various services being affected by the cyber incident, including phone lines.

Further information posted to the authorities’ social media accounts states residents are unable to contact them via phone or online reporting services.

Read more at The Register.