With data breaches regularly plaguing many hotel chains, the latest bit of related news should serve as a lesson for hoteliers: Donald Trump’s hotel chain will pay a $50,000 penalty for not alerting customers quickly about a breach that exposed 70,000 credit card numbers. The chain did not disclose the breach customers for four months after recognizing the security issue, violating state laws that require quick notification. The chain has also agreed to revamp its data security policies. For more information, click here.