What is Cisco ESA?

Cisco Email Security Appliance (ESA) is a comprehensive email security solution designed to protect organizations from email-borne threats such as spam, phishing, malware, and data loss. It provides advanced threat intelligence, multi-layered defenses, and content filtering capabilities to safeguard email communications and prevent malicious content from reaching users. It is commonly used to secure inbound and outbound email traffic, enforce email security policies, and maintain compliance with industry regulations.