Sabre Corporation (SEC 10-K Item 1C) discloses no specific cybersecurity incidents that have materially affected its business or financial condition. The filing details a comprehensive cybersecurity risk management program, including governance by the Audit Committee and a Cybersecurity Governance Committee, technical controls (EDR, firewalls, IAM), and third-party assessments. No breach, data exfiltration, or material impact is reported.