Cisco ESA is a defense against phishing, business email compromise and ransomware, it is not a L4 firewall.
Cisco ESA has robust data loss prevention and content encryption capabilities to safeguard sensitive information.
ESA does not protect port 25, firewalls do that.
The Cisco ESA is a type of firewall and threat monitoring appliance for SMTP traffic (TCP port 25)
Cisco ESA is a defense against phishing, business email compromise and ransomware, it is not a L4 firewall.
Cisco ESA has robust data loss prevention and content encryption capabilities to safeguard sensitive information.
ESA does not protect port 25, firewalls do that.
Which product can be used to provide application layer protection for TCP port 25 traffic?
ESA
ESA protects mail traffic