Cyber attacks in the last ten years

Request

1. The number of cyber-attacks your local authority has been subject to for each of the past ten years, beginning with 2015.

Decision

1. Lincolnshire County Council defends against large number of hacking attempts on a daily basis, these are unsuccessful. The last successful hacking against Lincolnshire County Council was in 2016, this was ransomware. Knowledge of this hack are already available in the public domain.

Reference number
15134737
Date request received
19 January 2026
Date of decision
16 February 2026