Cisco says hackers have been exploiting a critical bug to break into big customer networks since 2023

The U.S. government and its allies said hackers have been exploiting the newly identified bug in Cisco networking gear around the world for years, and urged organizations to patch.

Spyware makers sentenced to prison in Greece for wiretapping politicians and journalists

Tal Dilian and three other Intellexa executives were tried for their role in a scandal dubbed “Greek Watergate,” which dates back to 2022.

Treasury sanctions Russian zero-day broker accused of buying exploits stolen from US defense contractor

The U.S. Treasury announced it was imposing sanctions against a Russian broker of zero-day exploits, its founder and two affiliates, citing a threat to U.S. national security. Another affiliated zero-day broker in the United Arab Emirates was also sanctioned.

Marquis sues firewall provider SonicWall, alleges security failings with its firewall backup led to ransomware attack

Fintech giant Marquis is suing its firewall provider SonicWall, claiming that an earlier breach with SonicWall allowed hackers to deploy ransomware on Marquis’ network.

Conduent data breach grows, affecting at least 25M people

The number of people affected by a data breach at government contractor giant Conduent is growing, as millions of people continue to receive notices warning them that hackers stole their personal data.

VPN flaws allowed Chinese hackers to compromise dozens of Ivanti customers, says report

Chinese hackers allegedly broke into the network of an Ivanti subsidiary in 2021. The hackers exploited a backdoor in its VPN product, which allowed the hackers to gain access to 119 other unnamed organizations.

5 days left to lock in the lowest TechCrunch Disrupt 2026 ticket rates

Five days to save up to $680 on your TechCrunch Disrupt 2026 ticket. These lowest rates of the year disappear on February 27 at 11:59 p.m. PT.

Bug in student admissions website exposed children’s personal information

Ravenna Hub, which lets parents apply and track the status of their kids’ applications across thousands of schools, allowed any logged-in user to access the personally identifiable data associated with any other user, including their children.

This former Microsoft PM thinks she can unseat CyberArk in 18 months

Though crowded, the identity management market seems eager for new solutions, and Venice is finding traction.

Microsoft says Office bug exposed customers’ confidential emails to Copilot AI

Microsoft said the bug meant that its Copilot AI chatbot was reading and summarizing paying customers’ confidential emails, bypassing data-protection policies.