Air France-KLM has disclosed a data breach affecting its customers, which occurred through an external service provider. The compromised information includes personal data such as email addresses and details from the airline's Flying Blue loyalty program. The company has alerted authorities and is investigating the origin of the breach. Separately, Columbia University experienced a data breach that exposed the personal information of approximately 869,000 individuals, including current students and applicants. Both incidents highlight ongoing cybersecurity challenges faced by major organizations.