Port 5432 — PostgreSQL
Quick reference for TCP/UDP port 5432, used by PostgreSQL. Includes what the service does, security guidance and related ports.
What is port 5432?
PostgreSQL database.
What port does PostgreSQL use?
PostgreSQL listens on port 5432 by default.
Security guidance
High risk — do not expose to the internet
Port 5432 (PostgreSQL) is high-risk because the service it carries is a frequent target for credential attacks, brute force or unpatched-vulnerability scanning. Keep it bound to localhost or your VPN, never forward it directly on a router, and require strong authentication.
Related ports
Frequently asked
What is port 5432 used for?+
Port 5432 is the standard TCP/UDP port for PostgreSQL. PostgreSQL database.
What port does PostgreSQL use?+
PostgreSQL listens on port 5432 by default.
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