Spirit Airlines

Spirit Airlines, headquartered in the United States, operates as a passenger airline providing air transportation services to customers. The company facilitates ticket purchases for air travel, as indicated by the personal customer details involved in a known security incident. Its primary business involves the sale of airline tickets for passenger flights. The airline's operations are centered in the U.S. The organization's core function is tied to the aviation industry, offering commercial flight services to the traveling public.

On March 5, 2021, Spirit Airlines experienced a ransomware attack attributed to the Nefilim cybercriminal group. This incident resulted in the theft and subsequent unauthorized publication of sensitive company and customer data. Over 40 gigabytes of compromised information were leaked online, comprising more than 33,000 individual files. The stolen data included financial records belonging to the airline and personal details of customers who had purchased tickets. The breach exposed a substantial volume of confidential information, affecting thousands of individuals. The Nefilim group claimed responsibility, a detail consistent with their known tactics of data exfiltration and extortion. The publication of this data online represents a serious compromise of customer privacy and corporate security. The incident highlights the vulnerability of airline industry operators to sophisticated ransomware campaigns. No further specifics about the attack vector, duration of system compromise, or exact categories of personal data are provided in the summary. The event stands as a documented cybersecurity incident in the airline's recent history, with lasting implications for affected customers and the company's reputation.