We have port-security enabled on the access switches across our enterprise. Until last month, we had aging timers also set, for 2 minutes, and all was well in the world. Last month those timers were ...

According to the researchers, the affected devices at risk from the exploit are Cisco Catalyst 9300 and 9400 Series Switches, and the legacy 3750G series, with both 32-bit and 64-bit switch builds ...

A new attack campaign, dubbed Operation Zero Disco by Trend Micro , exploits a vulnerability in Cisco's Simple Network ...

Older Cisco devices unpatched against a recent zero-day vulnerability have been infected with a rootkit in a new campaign.

The intro-level networking gear for SMBs could allow remote attacks designed to steal information, drop malware and disrupt operations. Cisco has flagged and patched several high-severity security ...

Threat actors exploited a recently patched remote code execution vulnerability (CVE-2025-20352) in Cisco networking devices ...

Cisco also stomped out a critical security flaw affecting its Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches. A critical vulnerability in Cisco Systems’ intersite policy manager ...

Thanks to AMD's Data Processing Unit, two new Cisco switches offer security functions in the data center that would otherwise be performed by a firewall. At its in-house trade fair Cisco Live EMEA, ...

Five things you should know about configuring a Cisco IOS switch Your email has been sent Once you're ready to make the jump to a more sophisticated switch, what do you need to know? Let's answer some ...