Email Security Gateway

Time to Sunset Email Security Gateway Appliances?
Barracuda Networks recently faced severe malware that affected their email security gateway (ESG) appliances. Because of the severity of the issue and the increase in advanced email threats, Barracuda recommended that customers ...

What a Mess: Barracuda Swaps Countless Appliances — Malware Can’t be Removed
ESG FAIL: Patching alone won’t cut it ...

Barracuda Urges Replacing — Not Patching — Its Email Security Gateways
It's not often that a zero-day vulnerability causes a network security vendor to urge customers to physically remove and decommission an entire line of affected hardware -- as opposed to just applying ...