:1883
(TCP)
Medium 风险
MQTT
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TCP — Messaging
端口概览
端口号
1883
服务名称
MQTT
传输协议
TCP
类别
Messaging
安全风险
Medium
端口范围
已注册 (1024-49151)
什么是端口 1883?
Message Queuing Telemetry Transport. A lightweight publish-subscribe messaging protocol designed for IoT devices, sensor networks, and machine-to-machine communication.
TCP
Messaging
常用
安全注意事项
端口1883（MQTT）被归类为中等风险。虽然此服务通常会暴露，但请在可用时考虑使用加密替代方案。
建议：保持服务更新。监控日志以发现异常活动。