:1023
(TCP/UDP)
RFC-EXP1
Low RiskTCP/UDP — System & Infrastructure
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Port Overview
Port Number
1023
Service Name
RFC-EXP1
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Low
Port Range
Well-Known (0-1023)
What is Port 1023?
RFC Experimental Port 1. The last well-known port, reserved for experimental use. Also historically associated with the reserved port range boundary.
TCP/UDP
System & Infrastructure
Security Considerations
Port 1023 (RFC-EXP1) is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose.
Recommendation: Standard security practices apply. Keep software updated and monitor access.