Port 8080 supports Alternative HTTP and http-alt (UDP reference coverage) across distinct transports. Review each protocol before writing firewall or monitoring policy.
Common alternate HTTP listener used by application servers, proxies, and development services.
Alternative HTTP endpoints in environments where this service is explicitly configured.
Client to server
The port does not imply a specific product. Identify the application, require authentication, and terminate TLS where appropriate.
http-alt (UDP reference coverage) is documented as a network service convention for port 8080 over UDP.
Use this reference entry when identifying or validating systems documented to use 8080/UDP.
Varies
Confirm the listening process and current vendor documentation before permitting traffic; a listed convention does not prove the active service or its security posture.