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Avoid enabling Kerberos Pre-Authentication in AD

Kerberos Pre-Authentication The Key Distribution Center (KDC) is available as part of the domain controller and performs two key functions which are: Authentication Service (AS) and Ticket-Granting Service (TGS) By default the KDC requires all accounts to use pre-authentication. This is a security feature which offers protection against password-guessing attacks. The AS request identifies the client to…
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LLMNR and NBT-NS Attack

LLMNR (Link-Local Multicast Name Resolution) is a protocol that is based upon the Domain Name System (DNS). It is often used by network-connected systems to identify hosts on the local-subnet when DNS fails, is not present or where peer-to-peer name-resolutions services are required. NBT-NS (NetBIOS Name Service) is a protocol to LLMNR and operates similarly…
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How to Modify Preferred DNS Settings via PowerShell

How to Update/Modify Preferred DNS Settings via Powershell To get the Existing DNS Settings run the below command, Get-DnsClientServerAddress Need to get Interface Index for which you need to modify and New DNS information To modify the DNS Settings, use the below command, Set-DnsClientServerAddress -InterfaceIndex 12 -ServerAddresses (“10.0.0.10″,”10.0.0.11”) Now you can check Preferred DNS Settings…
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