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.
Hackers stole partial payment information and personally identifiable data, including names and government-issued IDs, from some Discord users after compromising a third-party customer service provider. [...]
Hackers stole partial payment information and personally identifying data associated with some Discord users after compromising a third-party customer service provider. [...]
28,000 Customers, Including Banks and US Government Agencies, Appear to Be AffectedCommercial Linux distribution producer Red Hat has issued a security alert warning that attackers stole customer data from its consulting arm's GitLab instance. The hacking group, Crimson Collective, claims to have stolen one terabyte of data pertaining to 28,000 customers.
Customers of Renault and Dacia in the United Kingdom have been notified that sensitive information they shared with the car maker was compromised following a data breach at a third-party provider. [...]
The company likely failed to completely clean out attackers from a previous breach and now is a case study for the high cost of ransomware.
Open source giant admits intruders broke into dedicated consulting instance, but insists core products untouched What started as cyber crew bragging has now been confirmed by Red Hat: someone gained access to its consulting GitLab system and walked away with data.…
WestJet revealed that customer personal details and membership data were stolen in the June 2025 attack
Also, Cyberattack Disrupts Asahi’s Japan Operations, Halts ProductionThis week, FTC sued Sendit, another Harrods breach, Allianz data breach and a cyberattack disrupted Asahi's Japan operations. WestJet disclosed data theft. Hackers targeted Kido Nursery chain, a VMware privilege escalation flaw was exploited as zero-day, DarkCloud infostealer resurfaced.
Hospital Sisters Health System's 2023 Hack Affected Nearly 900,000 PeopleA network of 13 Catholic hospitals, community health centers and clinics in the Midwest will pay $7.6 million and implement improvements to its data security practices to settle consolidated class action litigation filed in the aftermath of a 2023 hacking incident affecting nearly 900,000 people.
A threat actor claimed 28,000 private repositories had been compromised, and the Linux software maker said it had "initiated necessary remediation steps."
Extortion emails name-drop Big Red's E-Business Suite, though Google and Mandiant yet to find proof of any breach Criminals with potential links to the notorious Clop ransomware mob are bombarding Oracle execs with extortion emails, claiming to have stolen sensitive data from Big Red's E-Business Suite, according to researchers.…
Forrester predicts agentic AI will be responsible for a major data breach in 2026
An extortion group calling itself the Crimson Collective claims to have breached Red Hat's private GitLab repositories, stealing nearly 570GB of compressed data across 28,000 internal projects. [...]
An extortion group calling itself the Crimson Collective claims to have breached Red Hat's private GitHub repositories, stealing nearly 570GB of compressed data across 28,000 internal projects. [...]
A ransomware attack at Motility Software Solutions, a provider of dealer management software (DMS), has exposed the sensitive data of 766,000 customers. [...]
Uncle Sam can't quit Redmond Exclusive The US Air Force confirmed it's investigating a "privacy-related issue" amid reports of a Microsoft SharePoint-related breach and subsequent service-wide shutdown, rendering mission files and other critical tools potentially unavailable to service members.…
Canadian airline WestJet is informing customers that the cyberattack disclosed in June compromised the personal information of 1.2 million customers, including passports and ID documents. [...]
Allianz Life has completed the investigation into the cyberattack it suffered in July and determined that nearly 1.5 million individuals are impacted. [...]
Allianz Life and WestJet lead the way, along with a niche software shop A trio of companies disclosed data breaches this week affecting approximately 3.7 million customers and employees across North America.…
Medication Tech Firm Says Hacking Incident Contained to One Employee Email AccountA Florida firm that offers medication therapy management services to health plans is notifying nearly 150,000 individuals that their information was potentially compromised in a phishing attack affecting one employee's email account for only about an hour. Why do users still fall for phishing scams?