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 ...

Cisco Talos, the cyber-security division of US IT conglomerate Cisco, said today that hackers are abusing misconfigured Cisco switches to gain a point of entry into organizations across the world. The ...

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

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

A critical security flaw has been discovered in the Cisco Application Centric Infrastructure (ACI) Multi-Site CloudSec encryption feature, potentially allowing hackers to read or alter inter-site ...

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 ...

In a security alert published today, Cisco has advised owners of Nexus switches to disable a feature called PowerOn Auto Provisioning (POAP) for security reasons. POAP is currently enabled by default ...

Security is the name of the game at Cisco’s Partner Summit gathering this week with the rollout of a new firewall and added data-loss prevention (DLP) and passwordless authentication features to its ...

Cisco Systems has struck a deal to acquire Duo Security in a $2.35 billion cash deal that clears a new path for the networking behemoth into the market for unified access security and multifactor ...