Port 5349: TURN-TLS

Port 5349 is STUN and TURN encrypted with TLS, used by WebRTC applications on networks that block plain UDP traffic. Wrapping the connection in TLS lets it travel over the same paths as ordinary encrypted web traffic.

TCPProxy & tunneling EncryptedIANA assigned
Port number5349
ServiceSTUN/TURN over TLS
ProtocolTCP
CategoryProxy & tunneling
Default encryptionYes (TLS/SSH)

Frequently asked questions

What is port 5349 used for?

Port 5349 is STUN and TURN encrypted with TLS, used by WebRTC applications on networks that block plain UDP traffic. Wrapping the connection in TLS lets it travel over the same paths as ordinary encrypted web traffic.

Is port 5349 TCP or UDP?

Port 5349 (TURN-TLS) uses TCP.

Is port 5349 secure?

Yes. Port 5349 carries encrypted traffic by default, so data in transit is protected.

Should I open port 5349 on my firewall?

Only if you specifically need TURN-TLS. Expose it to the smallest set of trusted sources, and never open database or Windows-service ports to the whole internet.