Several hundred machines across a diverse set of organizations already compromised, Microsoft says.
Cisco warned that Chinese government hackers are exploiting a zero-day in some of its products. Researchers now say there are hundreds of vulnerable Cisco customers.
Two Chinese-nexus groups have been exploiting a newly discovered flaw to establish persistence and launch backdoors.
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The attack seems to have happened in October but the risk towards citizens is minimal.
Businesses are rushing to deploy AI, creating overly permissioned, misconfigured systems.
Researchers spotted multiple groups using the same technique and believe it’s only going to get worse.
TechCrunch looks back at the biggest data breaches, disruptive cyberattacks, and damaging hacks of 2025, from the raiding of U.S. government databases to a hack every month in South Korea.
Here are some ESET deals on Essentials, Premium, and Ultimate that are sure to blow your socks off.
Microsoft moves to disable RC4 after decades of exploitation, implementing AES-SHA1 encryption, tools, and network protections for safer systems.
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The agency plans to renew a sweeping cybersecurity contract that includes expanded employee monitoring as the government escalates leak investigations and casts internal dissent as a threat.