- Published
- Source
- Security Affairs
- Reported by
- 2 publishers
- Filed under
- Data breaches, Attacks
- Affected
- 1.8M records
Nikkei disclosed a data breach affecting over 1.8 million records after hackers used stolen credentials to access a cloud service for system development. Japanese media company Nikkei has disclosed a data breach affecting more than 1.8 million records. The company, known for its financial news publications, including The Nikkei and the Financial Times, said attackers…
Think your details were in it?
- Check your email address at Have I Been Pwned – it lists the breaches your details have appeared in.
- Change that service's password, and any other account that used the same one. A password manager makes every password unique.
- Turn on two-step verification, and expect scam messages that quote the leaked details to sound convincing.
More helpHave I Been Pwned (opens in a new tab)NCSC: top tips for staying secure online (opens in a new tab)
Also reported by 1 more publisher
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
Valid Accounts
Stealth, Persistence, Privilege Escalation, Initial AccessWhat a defender checks
- Review risky sign-ins: impossible travel, new devices, unusual locations.
- Reset credentials and revoke sessions for affected accounts.
- Put phishing-resistant MFA on admin accounts first.
Build the skillBlue Team Analyst · Identity & Access Monitoring
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