Hardening SMB on Domain Controllers, Step 3: Disabling SMB Null sessions

Server Message Block (SMB) is a critical component for any Microsoft-oriented networking environment. That’s why hardening SMB is one of the critical steps in securing Active Directory Domain Controllers. In the first part of this series, I’ve shown you how to report on incoming SMB connections on your Active Directory Domain Controllers. Now, let’s put … Continue reading "Hardening SMB on Domain Controllers, Step 3: Disabling SMB Null sessions"

Hardening SMB on Domain Controllers, Step 2: Disabling SMBv1

Server Message Block (SMB) is a critical component for any Microsoft-oriented networking environment. That’s why hardening SMB is one of the critical steps in securing Active Directory Domain Controllers. In the first part of this series, I’ve shown you how to report on incoming SMB connections on your Active Directory Domain Controllers. Now, let’s put … Continue reading "Hardening SMB on Domain Controllers, Step 2: Disabling SMBv1"

Hardening SMB on Domain Controllers, Step 1: Reporting on SMBv1 connections , SMBv2 connections and SMB null sessions

Server Message Block (SMB) is a critical component for any Microsoft-oriented networking environment. That’s why hardening SMB is one of the critical steps in securing Active Directory Domain Controllers. In this blog post series, I’ll share my approach on hardening SMB on Domain Controllers. Tip! I apply this approach to Active Directory Domain Controllers, but … Continue reading "Hardening SMB on Domain Controllers, Step 1: Reporting on SMBv1 connections , SMBv2 connections and SMB null sessions"