An attempt to strike at a core Microsoft market comes up short. Update: Zeus Kerravala's take on Cisco's move is here In a noteworthy competitive development in its enterprise communications battle ...

Your email security appliance running Cisco AsyncOS could enter an endless loop of crashing and restarting if it attempts to process a specially crafted encrypted email. Cisco has disclosed fixes for ...

Cisco notified customers this week to patch a critical vulnerability that could allow attackers to bypass authentication and login into the web management interface of Cisco email gateway appliances ...

Chinese hackers are exploiting a critical Cisco email security flaw, gaining root access and installing backdoors. This zero-day vulnerability, CVE-2025-20393, affects specific configurations and ...

SAN JOSE, Calif. - March 3, 2009 - Cisco today announced new managed, hosted and hybrid hosted e-mail security services that provide the industry's most versatile set of e-mail protection offerings.