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Martin Sohn Christensen

@martinsohn.dk
98 followers 56 following 31 posts

Security Researcher @ SpecterOps martinsohn.dk

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Martin Sohn Christensen @martinsohn.dk · 07/07/2026
RID-500 is AD's best break-glass account... and you should disable it!🙃 Jorge de Almeida Pinto shared counterintuitive wisdom at #TROOPERS26 - All-powerful and cannot get locked out. - Disabled = more secure. - Disabled bypassed when booting in Safe Mode With Networking. Sources in🧵
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Martin Sohn Christensen @martinsohn.dk · 02/07/2026
#TROOPERS26 afterglow: Andrew Schwartz on building a solid LDAP detection stack - why signature-based detection is failing and volume-based detection generally wins. Lots of tips for detecting SharpHound, ldapnomnom, SOAPy & more.
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Martin Sohn Christensen @martinsohn.dk · 24/06/2026
Live at TROOPERS: @drazuread.com presenting how Windows users TPM to protect PRTs.
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Martin Sohn Christensen @martinsohn.dk · 16/06/2026
Timeline of AD CS attack research & Microsoft patches since the AD CS paradigm shift: Certifried Pre-Owned whitepaper by @harmj0y.bsky.social and @tifkin.bsky.social
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Martin Sohn Christensen @martinsohn.dk · 08/05/2026
The BSides Aarhus agenda is now live, and I am giving a talk on my "bad-documentation" research there on June 20. Agenda 👉 bsidesaarhus.dk/agenda/
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Martin Sohn Christensen @martinsohn.dk · 08/04/2025
I had a great time at @specterops.bsky.social #SOCON2025 in Arlington/DC! I'm grateful I get to meet all you awesome people; community members and Specters. Huge thanks to the many speakers and trainers 💙 See you next year!
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Martin Sohn Christensen @martinsohn.dk · 07/02/2025
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Martin Sohn Christensen @martinsohn.dk · 21/11/2024
355 to go!
Meme template "they don't know".
*infosec bsky users*
me: they don't know that I had 395 followers on X
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Martin Sohn Christensen @martinsohn.dk · 15/11/2024
Windows ships with insecure defaults for network shares, granting Read access to Everyone. But you can change that with "SrvsvcDefaultShareInfo" in the registry. I made a post about it: blog.improsec.com/tech-blog/ne...
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Martin Sohn Christensen @martinsohn.dk · 14/11/2024
SO-CON CFP submitted! Get yours in before tomorrow's deadline. specterops.io/so-con/
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Martin Sohn Christensen @martinsohn.dk · 13/11/2024
Tier list of AD tiers
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