Casio Hacked - Servers Compromised by a Ransomware Attack

Casio Computer Co., Ltd. has confirmed a significant cybersecurity breach after its servers were targeted in a sophisticated ransomware attack.

The incident, which occurred on October 5, prompted an immediate forensic investigation involving external security specialists.

Casio deeply regrets any inconvenience this has caused to customers and stakeholders. The investigation revealed that unauthorized access was obtained overseas, leading to system failures and the potential leak of sensitive internal documents.

Casio has issued a series of updates, including a prior notice on October 8 regarding the unauthorized access and its consequences.

Investigation Findings

Preliminary findings indicate that while Casio has taken considerable steps to enhance its cybersecurity posture in response to a rising wave of cyber threats, gaps in defenses against phishing emails and the security of its global network—including overseas offices—were exploited.

Fortunately, the investigation did not reveal any compromise of customer databases or personal information systems.

However ...