Cisco has fixed a critical severity vulnerability that lets attackers add new users with root privileges and permanently crash Security Email Gateway (SEG) appliances using emails with malicious ...

Email remains the primary vehicle used by cybercriminals, with 90% of cyberattacks delivered via this attack vector. Email is also the most essential and widely used business communication tool.

Mirapoint last week announced a pair of e-mail gateway appliances designed to give small and midsize businesses and remote offices a high level of messaging security without a heavy administrative ...

Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) appliances since November 2025. Cisco warned customers today of an unpatched, ...