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 ...

Email has been around for 50 years, and while it's fast and efficient, it's not always secure. Best-in-breed security is essential for protecting companies from phishing and other cyberattacks.

The unpatched flaw affects AsyncOS-based Secure Email appliances, with Cisco investigating scope and urging rebuilds in confirmed compromise cases. Cisco has warned that a China-linked hacking group ...