Stay informed on the latest data breach incidents and security breaches. Protect your information with our up-to-date breach news and analysis.
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Background for this topic.
Breach means unauthorized access to a computer system or network that exposes or steals sensitive data like personal details, passwords, or proprietary information. Attackers often exploit software flaws, weak passwords, or social engineering to gain entry. Breaches can also result from insiders misusing access or accidental data exposure.
Understanding breaches is crucial because they reveal weaknesses in security controls and can lead to data theft or operational disruption. Effective defenses include promptly patching vulnerabilities, enforcing strong authentication, and segmenting networks to limit attacker movement. Detecting breaches quickly through monitoring and logging helps contain damage and guide targeted remediation efforts to secure affected systems and data.
Ubisoft's Rainbow Six Siege (R6) suffered a breach that allowed hackers to abuse internal systems to ban and unban players, manipulate in-game moderation feeds, and grant massive amounts of in-game currency and cosmetic items to accounts worldwide. [...]
Trust Wallet is urging users to update its Google Chrome extension to the latest version following what it described as a "security incident" that led to the loss of approximately $7 million
The encrypted vault backups stolen from the 2022 LastPass data breach have enabled bad actors to take advantage of weak master passwords to crack them open and drain cryptocurrency assets as recently as late 2025, according to new findings from TRM Labs
Also: SudamericaData Leak, RaccoonO365 Arrest and Nefilim Conspirator Pleads GuiltyThis week: Spotify metadata scraped, Nissan disclosed third-party breach, millions of Argentines exposed to data leak, African police arrested hundreds in a cybercrime sweep, Nigeria nabbed a phishing operator, the U.S. DOJ charged ATM jackpotting ring and Nefilim ransomware affiliate pleaded guilty.
Healthcare data breaches are becoming more frequent but smaller in scale, targeting smaller entities and high-value credentials and records - and AI is reshaping both the attack landscape and fraud patterns, said Jim Van Dyke, senior principal of innovation at TransUnion.
Full Scope of Clop Ransomware Group's Oracle E-Business Suite Hits Still EmergingThe University of Phoenix is notifying 3.5 million individuals that their personal information was compromised in a data breach. The theft traces to the Clop ransomware group's supply-chain campaign against users of Oracle E-Business Suite, in which it wield two zero-day vulnerabilities.
A University of Phoenix data breach affecting nearly 3.5 million individuals has been claimed by the Clop ransomware collective
Nissan has revealed that over 20,000 customers have had personal information compromised in a third-party data breach
Baker University has disclosed a data breach after attackers gained access to its network one year ago and stole the personal, health, and financial information of over 53,000 individuals. [...]
Nissan Motor Co. Ltd. (Nissan) has confirmed that information of thousands of its customers has been compromised after the data breach at Red Hat in September. [...]
The Clop ransomware gang has stolen the data of nearly 3.5 million University of Phoenix (UoPX) students, staff, and suppliers after breaching the university's network in August. [...]
Coupang disclosed a data breach affecting 33.7 million customers after unauthorized access to personal data went undetected for nearly five months. Penta Security explains how the incident highlights insider credential abuse risks and why encrypting customer data beyond legal requirements can reduce exposure and limit damage. [...]
DXS International, an official partner of NHS England, said the breach has not affected its operations