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Carnival Corporation, one of the world’s largest cruise operators, confirmed a data breach weeks after the ShinyHunters hacking group claimed it had stolen millions of customer records. Carnival acknowledged a phishing incident involving a single employee account and stated that it was investigating the scope of the unauthorized activity. “On April 14, 2026, the company’s IT security team identified unauthorized activity involving an employee’s account. An unauthorized actor used social engineering to deceive an employee … More →

The post Cybercriminals sail away with data from 6 million Carnival customers appeared first on Help Net Security.

Microsoft 365 Copilot and Copilot Chat (Copilot) have been recertified under ISO/IEC 42001:2023 by an independent auditor for the second consecutive year. Copilot first received ISO 42001 certification in March 2025. This year’s recertification recorded zero non-conformities and zero improvement observations, resulting in a second audit in a row. The certification evaluates the AI management system in areas including governance, risk assessment, data management, transparency, human oversight, and supplier management. Microsoft 365 Copilot is an … More →

The post Microsoft’s Copilot trust test: Zero findings, more models, wider oversight appeared first on Help Net Security.

In our latest Cyber Insight report, we analyze a politically motivated DDoS attack on a defense contractor. This was a Layer 7 attack, rather than a classic volumetric flood at the network level: it involved targeted pressure on the application layer. Each request must be evaluated by the WAF, involving rate limiting, session tracking, and […]

The post How Cloud Infrastructures Are Becoming Weapons of Attack appeared first on Link11.