Korean Air has reported a data breach that has compromised the personal information of thousands of its employees. The incident occurred due to a cyberattack on Korean Air Catering & Duty-Free (KC&D), a supplier that was previously a subsidiary of the airline. While the exact details of the data exposed have not been disclosed, such breaches can lead to serious privacy risks for those affected. This incident raises concerns about the security measures in place at third-party vendors and the potential ripple effects on employee trust and company reputation. As companies increasingly rely on external partners, ensuring robust cybersecurity across the supply chain is crucial.