Dr. Nestori Syynimaa
@DrAzureAD
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Principal Identity Security Researcher at Microsoft. Ex-Secureworks. (MSc, MEng, PhD, CITP, CCSK). And yes, opinions are my own ;)
Tampere, Finland
Joined April 2013
#AADInternals Azure AD & Microsoft 365 kill chain shows how different attacker roles can get access to #AzureAD and #Microsoft365. Pro tips: 1. Use MFA! 2. Avoid inviting unnecessary guests 3. Minimize # of Global Admins 4. Protect your on-prem servers https://t.co/YXBIu3yCgE
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During his BlueHat Asia opening remarks, Tom Gallager (@secbughunter), VP of Engineering, MSRC discussed how Asia is home to some of the world’s top security researchers, and we’re proud to recognize those who contribute to Microsoft products and services. We have over 40 MVRs
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🚨 New Pulse Pod episode! @brentbuc previews his upcoming book America’s Emotional Divide: Navigating the Powerful Decision-Making Forces Impacting Politics, Policies & Personal Choices. Don't miss Brent's convo w/ @rosenkratz on how emotions—not policy—decided the 2024
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We hosted a pre-BlueHat Asia welcome reception this evening, giving our speakers, MSRC MVRs, and Microsoft team members a great opportunity to connect. A huge thank you to our presenters and MVRs for their role in making #BlueHatAsia a success! We can’t wait to kick off BlueHat
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@Thomas_Live and @samilamppu quietly built one of the most useful open projects for Entra ID defenders. The Entra ID Attack & Defense Playbook It’s free, community-driven, and packed with real detection logic and KQL queries. 🧵👇
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At the Microsoft Security Response Center (MSRC), your feedback drives our innovation. Every enhancement starts with listening to the security community and our customers. Based on your input, we’ve introduced three new features designed to make your experience more efficient,
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"1/2" Here we say 1 divided by 2. The solution is (0.5). In order to get there though, we prove it using the longhand method, in which the action is actually the exact opposite way of how we say it. Currently, we are only showing how much of or how many times the denominator goes
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The non-U.S. tour 2025 is coming to an end as I finally arrived back to Finland 🇫🇮! On my way back from Ekoparty 🇦🇷, I also visited the mothership to meet my team members in-person 😊
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Today was the third and last day of @ekoparty - the biggest hacker conference in Latin America. One of the best conferences I've ever attended! Thanks for having me as a speaker, it was a blast 🤟
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We've (@VVaterglobal) been awarded another multi-million-dollar contract for a multi-billion-dollar real estate development this time in South Austin, Texas. Spanning hundreds of acres and anchored by high-end residential, hospitality, retail, and recreation, Pura Vida is
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@_dirkjan found one of the most severe vulnerabilities ever discovered in Microsoft Entra ID. One that could have compromised every tenant in the cloud. In this episode, we unpack the story, the stress, and the mindset behind responsible disclosure. 🔥 We dive deep into his
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Now on the @ekoparty main stage: @patrickwardle shows how to do macOS reflective code loading 🔥 (also nice shout-outs to folks like @_xpn_ )
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People of @ekoparty! If you didn't manage to get #AADInternals sticker after my talk on Wednesday, now is your chance! I still have few left so come and say ¡Hola! to get yours 🫵
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Getting ready for the @ekoparty 2025! ✅️ Morning run ✅️ Slides ✅️ Demos ✅️ Stickers ✅️ Challenge coins ✅️ Adaptor
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Treated myself with a morning run after 30+ hours of traveling/sitting on a train/airport/airplane/taxi. Nice to be finally in Buenos Aires 🇦🇷
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Congratz Yuval!
After years of hacking on Azure it feels great to finally get 1st 🥇 Thanks @msftsecresponse ❤️
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I'm charging both my laptop AND phone at the airport lounge while using the airport public wifi. Am I doing this right @UK_Daniel_Card?
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Nos vemos en unos días. 🔥 🎫 Si todavía no tenés tu entrada, conseguila ahora en https://t.co/f2fX4JcCw9
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2025 Catholic Central regular season highlights at DL/LT.
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Last week Finnair grounded multiple A321 planes because they washed seat covers WITH WATER and they had to replace them ( https://t.co/KZqBC2ojMF). Today I flew on Iberia A321 with somewhat exiting emergency exit door 🤷♂️
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