First American Financial Corporation, a title-insurance company, disclosed in an SEC Form 8-K (Item 1.05) that it recently identified unauthorized activity on certain of its information technology systems. On December 20, 2023, the Company elected to isolate systems from the Internet. The Company retained leading experts, is working with law enforcement, and notified certain regulatory authorities. Scope, data types affected, financial impact, and threat actor remain undetermined at the time of filing.