Dr Nestori Syynimaa
@drazuread.com
Principal Identity Security Researcher @Microsoft. Ex-Secureworks (PhD, MSc, MEng, CITP, CCSK).
And yes, opinions are my own ;)
And yes, opinions are my own ;)
Taking my new @msrc.microsoft.com shirt out for a spin!
December 12, 2025 at 9:36 AM
Taking my new @msrc.microsoft.com shirt out for a spin!
Catching up with @tiraniddo.dev and @fromsteph2u.bsky.social #MSRCBlackHat researcher celebration party!
December 11, 2025 at 10:33 AM
Catching up with @tiraniddo.dev and @fromsteph2u.bsky.social #MSRCBlackHat researcher celebration party!
Hashtag correction: #BlackHatEurope 😆
If you see this guy in #BöavkHayEurope, come say hi to get your #AADInternals sticker or the official "The non-US tour 2025" shirt!
December 10, 2025 at 2:27 PM
Hashtag correction: #BlackHatEurope 😆
If you see this guy in #BöavkHayEurope, come say hi to get your #AADInternals sticker or the official "The non-US tour 2025" shirt!
December 10, 2025 at 2:23 PM
If you see this guy in #BöavkHayEurope, come say hi to get your #AADInternals sticker or the official "The non-US tour 2025" shirt!
Heading to Buenos Aires, wish me luck 😬
October 20, 2025 at 1:23 PM
Heading to Buenos Aires, wish me luck 😬
One of the best sessions I've seen for years! A deep-dive to Entra architecture, high availability, etc. 🤯
Must see for all Entra enthusiasts!
Must see for all Entra enthusiasts!
What happens when Microsoft's own apps launch a DDoS attack against Entra during a major outage? 😱
We just dropped a new podcast spilling the internal "war stories" behind some of the past outages & the incredible resilience tech born from them
Listen to the latest at entra.news/p/inside-...
We just dropped a new podcast spilling the internal "war stories" behind some of the past outages & the incredible resilience tech born from them
Listen to the latest at entra.news/p/inside-...
September 3, 2025 at 11:27 AM
One of the best sessions I've seen for years! A deep-dive to Entra architecture, high availability, etc. 🤯
Must see for all Entra enthusiasts!
Must see for all Entra enthusiasts!
Reposted by Dr Nestori Syynimaa
You know you want to speak at Disobey 2026. And now is your chance to do that!
Our CfP is open at: cfp.disobey.fi/disobey-2026/
Check the guidelines from the link and send your proposal by Sep 30th!
Our CfP is open at: cfp.disobey.fi/disobey-2026/
Check the guidelines from the link and send your proposal by Sep 30th!
August 5, 2025 at 2:52 PM
You know you want to speak at Disobey 2026. And now is your chance to do that!
Our CfP is open at: cfp.disobey.fi/disobey-2026/
Check the guidelines from the link and send your proposal by Sep 30th!
Our CfP is open at: cfp.disobey.fi/disobey-2026/
Check the guidelines from the link and send your proposal by Sep 30th!
Checking pre-vacation research notes..
August 1, 2025 at 11:17 AM
Checking pre-vacation research notes..
Congratulations to all who renewed their Microsoft MVP status for the next year 🎉🔥
July 11, 2025 at 6:11 AM
Congratulations to all who renewed their Microsoft MVP status for the next year 🎉🔥
Updated to include RomHack:
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
romhack.io
www.blackhat.com/sector/2025/
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
romhack.io
www.blackhat.com/sector/2025/
July 4, 2025 at 12:21 PM
Updated to include RomHack:
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
romhack.io
www.blackhat.com/sector/2025/
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
romhack.io
www.blackhat.com/sector/2025/
My Central Europe / Canada tour looks like this, looking forward to seeing excellent presentations and having inspiring discussions 🔥 See you in September!
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
www.blackhat.com/sector/2025/
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
www.blackhat.com/sector/2025/
July 4, 2025 at 6:53 AM
My Central Europe / Canada tour looks like this, looking forward to seeing excellent presentations and having inspiring discussions 🔥 See you in September!
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
www.blackhat.com/sector/2025/
www.identitysummit.cloud
orangecon.nl
www.mcttp.de
www.brucon.org
www.blackhat.com/sector/2025/
Slides from my @wearetroopers.bsky.social talk are available at aadinternals.com/talks
June 27, 2025 at 11:29 AM
Slides from my @wearetroopers.bsky.social talk are available at aadinternals.com/talks
nOAuth revisited by @ericonidentity.com at @wearetroopers.bsky.social
June 25, 2025 at 2:06 PM
nOAuth revisited by @ericonidentity.com at @wearetroopers.bsky.social
And so it begins.. First @wearetroopers.bsky.social conference day! I've got some rare #AADInternals challenge coins with me and this one goes to first one who asks for it
June 25, 2025 at 7:02 AM
And so it begins.. First @wearetroopers.bsky.social conference day! I've got some rare #AADInternals challenge coins with me and this one goes to first one who asks for it
✅️ slide deck
✅️ demos
✅️ stickers
✅️ challenge coins
✅️ running shoes
All ready for the TROOPERS 2025
@wearetroopers.bsky.social
✅️ demos
✅️ stickers
✅️ challenge coins
✅️ running shoes
All ready for the TROOPERS 2025
@wearetroopers.bsky.social
June 23, 2025 at 10:57 AM
✅️ slide deck
✅️ demos
✅️ stickers
✅️ challenge coins
✅️ running shoes
All ready for the TROOPERS 2025
@wearetroopers.bsky.social
✅️ demos
✅️ stickers
✅️ challenge coins
✅️ running shoes
All ready for the TROOPERS 2025
@wearetroopers.bsky.social
Reposted by Dr Nestori Syynimaa
New video: Had a cool run through with @lukasberancz into the kind of gaps DART identify commonly in incident response, then a deeper dive on hardware based credential providers like macOS Platform SSO.
WATCH: youtu.be/qZV3IeWsRd0
WATCH: youtu.be/qZV3IeWsRd0
June 20, 2025 at 6:20 PM
New video: Had a cool run through with @lukasberancz into the kind of gaps DART identify commonly in incident response, then a deeper dive on hardware based credential providers like macOS Platform SSO.
WATCH: youtu.be/qZV3IeWsRd0
WATCH: youtu.be/qZV3IeWsRd0
Checked out the first gig of @durandurancom.bsky.social summer tour with wifey at Nokia Arena @tampere.fi 😎
June 3, 2025 at 7:43 PM
Checked out the first gig of @durandurancom.bsky.social summer tour with wifey at Nokia Arena @tampere.fi 😎
The compulsory studies of my doctoral programme at University of Jyväskylä are now completed! Next step: dissertation 📘
May 20, 2025 at 6:13 AM
The compulsory studies of my doctoral programme at University of Jyväskylä are now completed! Next step: dissertation 📘
Walking down the memory lane in Oxford 🇬🇧 with wifey. Ten years ago this day we became husband and wife ❤️
May 13, 2025 at 7:40 AM
Walking down the memory lane in Oxford 🇬🇧 with wifey. Ten years ago this day we became husband and wife ❤️
Ran this route in Oxford last time 10 years ago.
May 11, 2025 at 5:29 PM
Ran this route in Oxford last time 10 years ago.
One clear sign of getting old is when your Inspector Morse pub crawl ends after the second stop 🥱
May 10, 2025 at 8:41 PM
One clear sign of getting old is when your Inspector Morse pub crawl ends after the second stop 🥱
Happy to share that my talk "The Ultimate Guide for Protecting Hybrid Identities in Entra ID" was accepted to #TROOPERS!
troopers.de/troopers25/t...
troopers.de/troopers25/t...
The Ultimate Guide for Protecting Hybrid Identities in Entra ID
TROOPERS is more than just an infoSec con. Hands-on, high-end knowledge sharing leaves you motivated and charged to
troopers.de
April 28, 2025 at 8:57 AM
Happy to share that my talk "The Ultimate Guide for Protecting Hybrid Identities in Entra ID" was accepted to #TROOPERS!
troopers.de/troopers25/t...
troopers.de/troopers25/t...