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.
Agropur, one of the largest dairy cooperatives in North America, is notifying customers of a data breach after some of its shared online directories were exposed. [...]
Ticketmaster has started to notify customers who were impacted by a data breach after hackers stole the company's Snowflake database, containing the data of millions of people. [...]
RMM software developer TeamViewer says a Russian state-sponsored hacking group known as Midnight Blizzard is believed to be behind a breach of their corporate network this week. [...]
Geisinger, a prominent healthcare system in Pennsylvania, has announced a data breach involving a former employee of Nuance, an IT services provider contracted by the organization. [...]
The remote access software company TeamViewer is warning that its corporate environment was breached in a cyberattack yesterday, with a cybersecurity firm claiming it was by an APT hacking group. [...]
Luxury retailer Neiman Marcus confirmed it suffered a data breach after hackers attempted to sell the company's database stolen in recent Snowflake data theft attacks. [...]
CISA is warning that its Chemical Security Assessment Tool (CSAT) environment was breached in January after hackers deployed a webshell on its Ivanti device, potentially exposing sensitive security assessments and plans. [...]
A novel command execution technique dubbed 'GrimResource' uses specially crafted MSC (Microsoft Saved Console) and an unpatched Windows XSS flaw to perform code execution via the Microsoft Management Console. [...]
CoinStats suffered a massive security breach that compromised 1,590 cryptocurrency wallets, with the attack suspected to have been carried out by North Korean threat actors. [...]