Active Directory Domain Service (AD DS)

This entry is part 4 of 4 in the series Attack and Defend Active Directory

Views: 10 Overview Users Machines Security Groups Security Group Description Domain Admins Full control over the domain. Server Operators Can manage Domain Controllers but not admin groups. Backup Operators Can access any file for backup purposes. Account Operators Can create/modify user accounts. Domain Users Includes all user accounts. Domain Computers Includes all machines in the … Read more

Breaching AD

This entry is part 1 of 4 in the series Attack and Defend Active Directory

Views: 48Active Directory (AD) is used by approximately 90% of the Global Fortune 1000 companies. If an organisation’s estate uses Microsoft Windows, you are almost guaranteed to find AD. Microsoft AD is the dominant suite used to manage Windows domain networks. However, since AD is used for Identity and Access Management of the entire estate, … Read more

Attacking Kerberos

Views: 23Kerberos Kerberos is the default authentication service for Microsoft Windows domains. It is intended to be more “secure” than NTLM by using third party ticket authorization as well as stronger encryption. Even though NTLM has a lot more attack vectors to choose from Kerberos still has a handful of underlying vulnerabilities just like NTLM … Read more