Hotel Havoc: Data Breach Hits Top Chains, Exposes Half a Million Guests!
A breach at Otelier has exposed customer data from top hotel chains like Marriott, Hilton, and Hyatt. It’s a wake-up call for the hotel industry and a reminder that infostealer malware is getting too good at hospitality. Time to put those digital supply chains on a tighter leash!

Hot Take:
It seems like the only thing these hotels are checking out is customer data to unauthorized guests! Once again, the hospitality industry is proving to be the most welcoming host to cybercriminals. Time to consider a security upgrade that includes more than just mint chocolates on pillows.
Key Points:
- Otelier, a hotel management software provider, suffered a data breach compromising customer information from top hotel brands.
- Nearly half a million unique accounts were affected, with data including personal details and partial credit card info.
- Info-stealer malware is suspected to be the culprit behind the unauthorized access to Otelier’s systems.
- Threat actor “worry” allegedly sold the stolen data on BreachForums.
- Supply chain breaches in Q1 2024 have more than tripled compared to the same period in 2023.
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