Landmark Admin LLC, along with multiple affiliated insurance companies, experienced a data security incident between May 13, 2024, and June 17, 2024, exposing the private information of an estimated 1.6 million individuals. The breach led to a $6 million class action settlement, with affected individuals eligible for claims of up to $2,500 for documented losses (e.g., fraud, identity theft, legal fees) or a $30 pro rata payment. The lawsuit alleged negligence, breach of contract, and failure to protect sensitive data, though the companies denied wrongdoing. Notifications were sent to impacted individuals, and claims must be filed by December 26, 2025. The incident highlights significant risks to customer data, financial reputational harm, and operational costs tied to legal resolutions and compensatory payouts.