:5432
(TCP)
High Risk
PostgreSQL
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TCP — Database
Port Overview
Port Number
5432
Service Name
PostgreSQL
Transport Protocol
TCP
Category
Database
Security Risk
High
Port Range
Registered (1024-49151)
What is Port 5432?
PostgreSQL database server. The default port for the advanced open-source relational database known for reliability, data integrity, and extensibility.
TCP
Database
Commonly Used
Security Considerations
Port 5432 (PostgreSQL) 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.