Unverified50% confidenceFactExact time
Network discovery protocols UPnP and mDNS were originally designed for automatic device discovery and interconnection, but can also be used to collect device fingerprint information.
1
Sources
50%
Confidence
Long-term
Relevance
9/9/2026
First Seen
Sources
Related Entities
Related Claims
Unverified部分项目通过mDNS/Bonjour协议在局域网内自动发现设备以消除对外部服务器的依赖，但跨网络传输时仍无法回避信令问题69% similarUnverifiedSmart TVs scan home network devices via network discovery protocols such as UPnP, mDNS, and SSDP, and can collect information including device type, manufacturer, MAC address, and operating system version.68% similarUnverifiedLocalSend's device auto-discovery is based on UDP broadcast/multicast technology, with file transfers switching to TCP-based HTTPS connections, adopting a dual-protocol architecture of UDP discovery + TCP transmission66% similarUnverified局域网直连方案通常采用 mDNS 或 SSDP 协议实现零配置设备发现，数据传输层可选 WebSocket 或自定义 TCP 协议65% similar
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