Preventing Windows 10 SMHNR DNS Leakage

Microsoft enables Smart Multi-Homed Name Resolution (SMHNR) by default, sending name lookups out of all the connected interfaces for all configured name resolution protocols: DNS, LLMNR, and NetBIOS over TCP/IP (NetBT). Research on the effect that SMHNR has on DNS behavior showed that several users...

By

Robert Upchurch

March 3, 2021

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