I have found the following resources to be excellent when it comes to attacking & defending an enterprise with Microsoft products (Active Directory, Windows, etc). This was created in response to the many questions regarding who to follow (Twitter) or what blogs to read. 🙂 Microsoft Platform Security Resources:
August 2015 archive
Aug 13 2015
Active Directory Security Risk #101: Kerberos Unconstrained Delegation (or How Compromise of a Single Server Can Compromise the Domain)
At Black Hat USA 2015 this summer (2015), I spoke about the danger in having Kerberos Unconstrained Delegation configured in the environment. When Active Directory was first released with Windows 2000 Server, Microsoft had to provide a simple mechanism to support scenarios where a user authenticates to a Web Server via Kerberos and needs to …
Aug 07 2015
Kerberos Golden Tickets are Now More Golden
At my talk at Black Hat USA 2015, I highlighted new Golden Ticket capability in Mimikatz (“Enhanced Golden Tickets”). This post provides additional detailed on “enhanced” Golden Tickets. Over the past few months, I researched how SID History can be abused in modern enterprises. As part of this research, I reached out to Benjamin Delpy, …
Aug 02 2015
DEF CON 23 (2015) Red vs Blue: Modern Active Directory Attacks & Defense Talk Detail
This week at DEF CON 23, I will be speaking about Active Directory attack & defense in my talk “Red vs Blue: Modern Active Directory Attacks & Defense”. This is the 4th iteration of this talk and includes the latest updates to attack methods and defensive strategies.This DEF CON version has a new segment I …
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