Cisco has seen double the trouble with a domain name system (DNS) issue affecting some of its switches, alongside a new ...

Multiple Cisco switch models are suddenly experiencing reboot loops after logging fatal DNS client errors, according to ...

On Wednesday, Cisco announced hackers are exploiting a critical vulnerability in some of its most popular products that allows the full takeover of affected devices. Worse, there are no patches ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. It only took 25 years, eight months and 13 days, but the stock of Cisco Systems finally hit a new record high.

Cisco Systems Inc., a bellwether stock of the dot-com technological revolution, has returned to a record after a quarter century, thanks in part to the artificial intelligence spending boom. Shares ...

Generative AI is making it even easier for attackers to exploit old and often forgotten network equipment. Replacing it takes investment, but Cisco is making the case that it’s worth it. Dubbed ...

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Cisco (CSCO) recorded over $800M in Q4 AI orders and $2B for fiscal 2025. Cisco expects security growth to reach 15% to 17% long term driven by Splunk integration. The company doubled its initial AI ...

Prosper data breach reportedly affected more than 17 million accounts. Microsoft revokes certificates used in Rhysida ransomware operation. Threat actors exploit Cisco flaw to deploy Linux rootkits.

In newly disclosed real-world attacks, threat actors are found exploiting a Cisco Simple Network Management Protocol (SNMP) vulnerability to gain remote code execution (RCE) and install Linux rootkits ...

A campaign that exploited a Cisco Simple Network Management Protocol vulnerability to install Linux rootkits on exposed network devices has been observed. The exploit, tracked as CVE-2025-20352 and ...

Cybersecurity researchers have disclosed details of a new campaign that exploited a recently disclosed security flaw impacting Cisco IOS Software and IOS XE Software to deploy Linux rootkits on older, ...