The past couple of years of meeting with customers is enlightening since every environment, though unique, often has the same issues. These issues often boil down to legacy management of the enterprise Microsoft platform going back a decade or more. I spoke about Active Directory attack and defense at several security conferences this year including …
Tag: ActiveDirectoryAttack
Sep 10 2015
Sneaky Active Directory Persistence #11: Directory Service Restore Mode (DSRM)
The content in this post describes a method by which an attacker could persist administrative access to Active Directory after having Domain Admin level rights for 5 minutes. I presented on this AD persistence method in Las Vegas at DEF CON 23 (2015). Complete list of Sneaky Active Directory Persistence Tricks posts The Directory …
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 …
Jul 26 2015
Black Hat USA 2015 Red vs Blue Active Directory Attack & Defense Talk Detail
Next week at Black Hat USA 2015, I will be speaking about Active Directory attack & defense in my talk “Red vs Blue: Modern Active Directory Attacks Detection and Protection”. This is the 3rd iteration of this talk and includes the latest updates to attack methods and defensive strategies. I’m including lots of updates and …
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