Nikkei Inc. Data Breach Exposes 17,000 Records via Slack Malware
On November 6, 2025, Nikkei Inc. experienced a high-profile data breach that compromised the personal information of over 17,000 individuals. Attackers exploited infostealer malware to gain unauthorized access to the company's Slack workspace, leading to the exposure of sensitive data, including names, email addresses, and chat histories. The breach stemmed from malware that captured employee credentials on a personal device, highlighting the vulnerabilities associated with using personal devices for work-related activities. This incident serves as a stark reminder of the need for robust cybersecurity measures, especially as remote work becomes more prevalent in today's workforce. Organizations must rethink their device policies and implement stronger access controls to mitigate such risks. For further details, see the full report at Cyber News Centre.
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