7
Echo
Medium RiskTCP/UDP — System & Infrastructure
Port Overview
Port Number
7
Service Name
Echo
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Medium
Port Range
Well-Known (0-1023)
What is Port 7?
Echo protocol. Returns any data it receives back to the sender. Used primarily for network testing and debugging connectivity issues.
TCP/UDP
System & Infrastructure
Commonly Used
Security Considerations
Port 7 (Echo) is classified as medium risk. While this service is commonly exposed, consider using encrypted alternatives where available.
Recommendation: Keep the service updated. Monitor logs for unusual activity.