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.
Cactus ransomware has been exploiting critical vulnerabilities in the Qlik Sense data analytics solution to get initial access on corporate networks. [...]
American office supply retailer Staples took down some of its systems earlier this week after a cyberattack to contain the breach's impact and protect customer data. [...]
Discount store chain Dollar Tree was impacted by a third-party data breach affecting 1,977,486 people after the hack of service provider Zeroed-In Technologies. [...]
Discount store chain Dollar Tree was impacted by a third-party data breach affecting 1,977,486 customers after the hack of service provider Zeroed-In Technologies. [...]
CISA (Cybersecurity & Infrastructure Security Agency) is warning that threat actors breached a U.S. water facility by hacking into Unitronics programmable logic controllers (PLCs) exposed online. [...]
Okta's investigation into the breach of its Help Center environment last month revealed that the hackers obtained data belonging to all customer support system users. [...]
American healthcare company Henry Schein has reported a second cyberattack this month by the BlackCat/ALPHV ransomware gang, who also breached their network in October. [...]