Should port 1935 be open on my firewall?

Port 1935 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 1935 use?

Port 1935 (RTMP) uses the TCP transport protocol and falls under the Streaming & Media category.

:1935 (TCP)

RTMP

Q: Is port 1935 (RTMP) dangerous?

Port 1935 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Low Risk

TCP — Streaming & Media

Port Overview

Port Number 1935

Service Name RTMP

Transport Protocol TCP

Category Streaming & Media

Security Risk Low

Port Range Registered (1024-49151)

What is Port 1935?

Port 1935 is the default port for Real-Time Messaging Protocol (RTMP), developed by Adobe for live video streaming. Streaming software like OBS Studio uses this port to push live streams to platforms like Twitch, YouTube Live, and Facebook Live. RTMP remains widely used for live streaming ingest despite being superseded by HLS/DASH for playback.

TCP Streaming & Media Commonly Used

Security Considerations

Port 1935 (RTMP) is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose.

Recommendation: Standard security practices apply. Keep software updated and monitor access.

Related Ports — Streaming & Media

322 RTSPS 420 SMPTE 453 CreativeServer 458 AppleQuickTime 466 Digital-VRC 534 MegaMedia-Admin 537 NMsp 545 appleqtcsrvr

Related Terms

Caching CDN CORS HTTP Status Codes Load Balancer REST API