Cisco finally fixes AsyncOS zero-day exploited since November

Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) ...
The Hacker News

Cisco Patches Zero-Day RCE Exploited by China-Linked APT in Secure Email Gateways

Cisco released fixes for CVE-2025-20393, a CVSS 10.0 zero-day RCE flaw in AsyncOS exploited by a China-linked APT via email ...

Cisco switches hit by reboot loops due to DNS client bug

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

Use the Cisco IOS archive command to archive your router’s configuration

Use the Cisco IOS archive command to archive your router’s configuration Your email has been sent David Davis introduces the Archive command in Cisco, which you can configure to log all commands on ...
TechRepublic

Cisco administration 101: Learn 10 commands to configure on a new router

Cisco administration 101: Learn 10 commands to configure on a new router Your email has been sent When it comes to configuring a new Cisco router, much of the configuration depends on what type of ...