Category: Security Conference Presentation/Video

So You Want to Speak at a Security Conference Part 2: How to Craft a Great Talk for a Security Conference!

This is a continuation of my earlier “So You Want to Speak at a Security Conference?” post where I cover creating a good submission to speak at a conference. I have spoken a handful of times and am definitely not an expert, though I do want to share some of the best tips I’ve discovered …

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BSides Charm Presentation Posted: PowerShell Security: Defending the Enterprise from the Latest Attack Platform

This was my second year speaking at BSides Charm in Baltimore. Last year I spoke about Active Directory attack & defense and it was my first time speaking at a conference. 🙂 The presentation slides for my talk “PowerShell Security: Defending the Enterprise from the Latest Attack Platform” are now on the Presentations tab here …

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So You Want to Speak at a Security Conference?

After performing research at the end of 2014 on Microsoft enterprise security, specifically Active Directory, I realized that others may be interested in this information – my customers certainly were! So, I decided to submit a talk to the various security conferences and see what happened. I certainly didn’t expect to be accepted at 5 …

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Sneaky Active Directory Persistence #15: Leverage AdminSDHolder & SDProp to (Re)Gain Domain Admin Rights

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 at DerbyCon (2015). Complete list of Sneaky Active Directory Persistence Tricks posts AdminSDHolder Overview AdminSDHolder is an object located in …

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Sneaky Active Directory Persistence #13: DSRM Persistence v2

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 at DerbyCon (2015). I also presented and posted on DSRM as a persistence method previously. Complete list of Sneaky Active …

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Mimikatz DCSync Usage, Exploitation, and Detection

Note: I presented on this AD persistence method at DerbyCon (2015). A major feature added to Mimkatz in August 2015 is “DCSync” which effectively “impersonates” a Domain Controller and requests account password data from the targeted Domain Controller. DCSync was written by Benjamin Delpy and Vincent Le Toux. The exploit method prior to DCSync was …

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Sneaky Active Directory Persistence #14: SID History

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 SID History is …

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Sneaky Active Directory Persistence #12: Malicious Security Support Provider (SSP)

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 Security …

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DerbyCon V (2015): Red vs. Blue: Modern Active Directory Attacks & Defense Talk Detail

In a couple of weeks, I will be speaking at DerbyCon about Active Directory attack & defense in my talk Red vs. Blue: Modern Active Directory Attacks & Defense”. This is the 5th iteration of this talk and includes the latest updates to attack methods and defensive strategies. This DerbyCon version is a blend of …

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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 …

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