Curated port reference

Port 80: HTTP

HTTP commonly uses port 80 over TCP. Review its purpose, traffic direction and operational security considerations.

80TCP

HTTP

Unencrypted HTTP application traffic.

Typical use

Websites, APIs, health checks, redirects to HTTPS and internal service communication.

Traffic direction

Client to server

Security considerations

Do not send sensitive data without TLS. Prefer redirecting public traffic to HTTPS and constrain administrative endpoints.

HTTPWeb Servers