530
RPC
High RiskTCP/UDP — Remote Access
Port Overview
Port Number
530
Service Name
RPC
Transport Protocol
TCP/UDP
Category
Remote Access
Security Risk
High
Port Range
Well-Known (0-1023)
What is Port 530?
Port 530 is assigned to RPC (Remote Procedure Call) as a registered port. RPC exposure has historically been associated with critical vulnerabilities.
TCP/UDP
Remote Access
Security Considerations
Port 530 (RPC) is classified as high risk. This port is a common target for automated scanning and brute-force attacks. If you must expose it, restrict access to known IP addresses.
Recommendation: Use firewall rules to whitelist trusted IPs. Enable rate limiting and intrusion detection.