Russian hackers wiped thousands of systems in KyivStar attack
The Russian hackers behind a December breach of Kyivstar, Ukraine's largest telecommunications service provider, have wiped all systems on the telecom operator's core network. [...]
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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.
The Russian hackers behind a December breach of Kyivstar, Ukraine's largest telecommunications service provider, have wiped all systems on the telecom operator's core network. [...]
Orange Spain suffered an internet outage today after a hacker breached the company's RIPE account to misconfigure BGP routing and an RPKI configuration. [...]
HealthEC LLC, a provider of health management solutions, suffered a data breach that impacts close to 4.5 million individuals who received care through one of the company's customers. [...]
Orbit Chain has experienced a security breach that has resulted in a loss of $86 million in cryptocurrency, particularly Ether, Dai, Tether, and USD Coin. [...]
The U.S. division of Xerox Business Solutions (XBS) has been compromised by hackers, and a limited amount of personal information might have been exposed, according to an announcement by the parent company, Xerox Corporation. [...]