420
SMPTE
Low RiskTCP/UDP — Streaming & Media
Port Overview
Port Number
420
Service Name
SMPTE
Transport Protocol
TCP/UDP
Category
Streaming & Media
Security Risk
Low
Port Range
Well-Known (0-1023)
What is Port 420?
SMPTE protocol. Used by the Society of Motion Picture and Television Engineers for media production workflows.
TCP/UDP
Streaming & Media
Security Considerations
Port 420 (SMPTE) 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.