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Mark Russinovich

@markrussinovich.bsky.social

CTO of Microsoft Azure, author of novels Rogue Code, Zero Day and Trojan Horse, Windows Internals, Sysinternals tools. Opinions are my own.

10,993 Followers  |  103 Following  |  3,545 Posts  |  Joined: 19.05.2023
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Posts by Mark Russinovich (@markrussinovich.bsky.social)

A Look at AI Security with Mark Russinovich
YouTube video by Association for Computing Machinery (ACM) A Look at AI Security with Mark Russinovich

My ACM TechTalk: A Look at AI Security β€” hallucinations, indirect prompt injection, jailbreaks + mitigations. www.youtube.com/watch?v=kW6n...

03.01.2026 18:12 β€” πŸ‘ 16    πŸ” 3    πŸ’¬ 1    πŸ“Œ 0
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BUILD The Dev Conference for AI & Apps

Join our session at #SnowflakeBUID, From Vibes to Production: The Art, Discipline, and Pitfalls of Vibe Coding, where we share our experience on how to benefit from the speed of vibe coding, while still applying best practices to deploy production ready software. www.snowflake.com/en/build/ame...

03.11.2025 19:39 β€” πŸ‘ 6    πŸ” 0    πŸ’¬ 0    πŸ“Œ 1

I'm a Chrome/Edge web developer now! If you play Wordle like I do but wanted more insight into your past games and trends than the Wordle page shares, you will like Wordle Stat Explorer.

chromewebstore.google.com/detail/ighph...

16.10.2025 20:42 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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CISO Conversations: Are Microsoft’s Deputy CISOs a Signpost to the Future? SecurityWeek talks to Microsoft Deputy CISOs Ann Johnson and Mark Russinovich.

Learn about the dCISO role at Microsoft in this SecurityWeek interview of me and Ann Johnson:

www.securityweek.com/ciso-convers...

16.10.2025 04:15 β€” πŸ‘ 14    πŸ” 1    πŸ’¬ 0    πŸ“Œ 1
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Surface Joins the Open Device Partnership (ODP) | Microsoft Community Hub Surface joins the Open Device Partnership (ODP) to drive innovation in secure, reliable, and future-ready device firmwareβ€”leveraging Rust, modern EC...

More Rust goodness for security critical code: Microsoft has joined the Open Device Partnership (ODP) and is investing in foundational security capabilities that will ship in every Surface device and is available for the PC ecosystem:

techcommunity.microsoft.com/blog/surface...

14.10.2025 20:28 β€” πŸ‘ 31    πŸ” 4    πŸ’¬ 1    πŸ“Œ 0
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Sysinternals - Sysinternals Library, learning resources, downloads, support, and community. Evaluate and find out how to install, deploy, and maintain Windows with Sysinternals utilities.

New ZoomIt release with image smoothing during both static and live zoom:

ZoomIt v9.10
ZoomIt, a screen zooming, recording and annotation utility, adds image smoothing for higher-quality visuals.

learn.microsoft.com/en-us/sysint...

13.10.2025 23:53 β€” πŸ‘ 36    πŸ” 4    πŸ’¬ 3    πŸ“Œ 0
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Drasi at oneΒ year:Β now with GQL for change-driven solutions Drasi’s first year brings GQL support and community growth, empowering developers to build event-driven apps. Learn more.

Drasi turns 1! πŸŽ‰

We launched Drasi to make change-driven systems easierβ€”and now we’re adding GQL support for continuous queries alongside openCypher. This means more flexibility and a future-proof path for graph-based apps.

opensource.microsoft.com/blog/2025/10...

09.10.2025 17:40 β€” πŸ‘ 12    πŸ” 4    πŸ’¬ 1    πŸ“Œ 0
EPISODE 25 - Scott and Mark Learn To... Level Up: Navigating Career Growth in Microsoft
YouTube video by Scott Hanselman EPISODE 25 - Scott and Mark Learn To... Level Up: Navigating Career Growth in Microsoft

In our latest podcast episode of Scott and Mark Learn To, Scott Hanselman and I discuss the Microsoft career path for developers, including how we award Distinguished Engineer and Technical Fellow titles:

www.youtube.com/watch?v=-lfh...

08.10.2025 16:23 β€” πŸ‘ 36    πŸ” 8    πŸ’¬ 0    πŸ“Œ 0
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Publishing my Wordle stats browser extension that I coded with AI soon!

08.10.2025 13:29 β€” πŸ‘ 11    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
EPISODE 24 - Scott and Mark Learn To… Chatbot, Another Vibe-Coded Project by Mark
YouTube video by Scott Hanselman EPISODE 24 - Scott and Mark Learn To… Chatbot, Another Vibe-Coded Project by Mark

In our latest "Scott and Mark Learn To" podcast episode, we discuss the power of AI-assisted coding and go under the hood of LLM tokens and token probabilities with a web chatbot I AI-coded:

"Scott and Mark Learn To… Chatbot, Another Vibe-Coded Project by Mark"

www.youtube.com/watch?v=o1hl...

30.09.2025 17:51 β€” πŸ‘ 16    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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Microsoft Azure Introduces Azure Integrated HSM: A Key Cache for Virtual Machines | Microsoft Community Hub Today we are excited to release the public preview support for Azure Integrated HSM for AMD v7 Virtual Machines. As announced last year at Ignite, Azure...

I demoed this at Ignite last yearβ€”now it's real. Every server gets a dedicated Hardware Security Module. This fundamentally changes how we secure connected systems. End-to-end hardware-protected keys is now the baseline, not the exception: techcommunity.microsoft.com/blog/AzureCo...

26.09.2025 00:18 β€” πŸ‘ 46    πŸ” 8    πŸ’¬ 0    πŸ“Œ 1
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Security expert details how a simple Microsoft tool led to the discovery of a serious macOS flaw The hole was fixed by Apple in the macOS Sequoia 15.3 update.

I never saw this coming: A Sysinternals tool, procdump, helping to improve the security of MacOS!



www.macworld.com/article/2898...

18.09.2025 21:06 β€” πŸ‘ 57    πŸ” 5    πŸ’¬ 2    πŸ“Œ 2

I'm looking forward to Microsoft Ignite in San Francisco!

15.09.2025 17:41 β€” πŸ‘ 20    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

Email markruss@microsoft.com

30.08.2025 02:48 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 3    πŸ“Œ 0
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Protecting Azure Infrastructure from silicon to systems | Microsoft Azure Blog At Microsoft, secure design begins at the foundation of our computing stackβ€”the silicon levelβ€”and extends through every layer of the cloud. Learn more.

Microsoft is advancing the state of the art across all aspects of silicon security. In this post I, together with Omar Khan and Bryan Kelly (NCSA), cover our advancements: azure.microsoft.com/en-us/blog/p...

25.08.2025 23:19 β€” πŸ‘ 18    πŸ” 3    πŸ’¬ 2    πŸ“Œ 0
EPISODE 22 - Scott and Mark Learn To… What Makes Good 1-1s
YouTube video by Scott Hanselman EPISODE 22 - Scott and Mark Learn To… What Makes Good 1-1s

In our latest "Scott and Mark Learn To" podcast, Scott and I have fun discussing our approaches to 1:1s, including with peers, people that report to us, and people we report to: www.youtube.com/watch?v=kWNs...

21.08.2025 22:52 β€” πŸ‘ 50    πŸ” 7    πŸ’¬ 4    πŸ“Œ 0

A question I often get from customers is "what's Microsoft's plan to mitigate the threat of quantum computers breaking cryptography". Here's a look at our Quantum Safe Program, which I help lead, and the timelines we've set for ourselves so our systems are ready: www.microsoft.com/en-us/securi...

20.08.2025 18:34 β€” πŸ‘ 20    πŸ” 2    πŸ’¬ 2    πŸ“Œ 1

Communications of the ACM (CACM) published our article, "The Price of Intelligence", which describes three key risks inherent in LLMs that enterprises must consider when designing and operating AI systems: hallucinations, jail breaks, and indirect prompt injection:

cacm.acm.org/practice/the...

20.08.2025 02:58 β€” πŸ‘ 33    πŸ” 8    πŸ’¬ 0    πŸ“Œ 1
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Launching Microsoft's Secure Future Initiative patterns and practices | Microsoft Security Blog Learn more about SFI patterns and practices: a new library of actionable guidance designed to help organizations implement security measures at scale.

We've just launched Secure Future Initiative Patterns and Practices, a new set of repeatable, real-world security solutions based on how we protects our own infrastructure. From identity lateral movement to legacy systems, and CI/CD pipelines, this guidance is built to scale. aka.ms/SFI_Patterns...

06.08.2025 17:50 β€” πŸ‘ 29    πŸ” 7    πŸ’¬ 1    πŸ“Œ 0

Project Radius is the future of cloud native application modeling. Read why I believe that it in my Q&A with @marypcbuk.bsky.social

04.08.2025 23:19 β€” πŸ‘ 8    πŸ” 6    πŸ’¬ 1    πŸ“Œ 1

Our USENIX ;login; article on Crescendo just dropped! We discovered what might be the most powerful blackbox jailbreak technique - Crescendo is undefeated against all frontier AI models in every harm domain we tested. I'm presenting at USENIX Security on August 14th.
www.usenix.org/publications...

31.07.2025 22:21 β€” πŸ‘ 18    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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GitHub - markrussinovich/refchecker: A tool that validates academic paper references A tool that validates academic paper references. Contribute to markrussinovich/refchecker development by creating an account on GitHub.

🚨 New open-source tool: RefChecker
A tool that checks reference accuracy in academic papers.

βœ… Parses PDFs, LaTeX, and text
βœ… Catches broken DOIs, wrong authors, messed-up URLs
βœ… Built with GitHub Copilot & Claude

πŸ”— github.com/markrussinov...

28.07.2025 17:51 β€” πŸ‘ 47    πŸ” 9    πŸ’¬ 4    πŸ“Œ 1
Developer Security Quick Fire Questions with Mark Russinovich and Scott Hanselman
YouTube video by Microsoft Developer Developer Security Quick Fire Questions with Mark Russinovich and Scott Hanselman

A preview of my RustConf keynote this September www.youtube.com/watch?v=TuJw...:

27.07.2025 04:16 β€” πŸ‘ 24    πŸ” 5    πŸ’¬ 0    πŸ“Œ 1

Scott and I have a great time in our latest podcast episode vibe coding a web site that analyzes our podcast recordings to show us who talks more...my suspicions were confirmed! www.youtube.com/watch?v=4tST...

24.07.2025 16:52 β€” πŸ‘ 27    πŸ” 2    πŸ’¬ 4    πŸ“Œ 0

We've made major enhancements to Azure virtual machine availability monitoring, including aggregated and individual health views, detailed impact and root cause reporting for disruptions, and trend analysis. Read more in my blog post:

azure.microsoft.com/en-us/blog/p...

23.07.2025 19:56 β€” πŸ‘ 20    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

We've taken another step forward in Microsoft's adoption of confidential computing for our most critical workload by migrating the Windows licensing service into confidential virtual machines:



techcommunity.microsoft.com/blog/azureco...

08.07.2025 23:10 β€” πŸ‘ 32    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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Scott & Mark Learn To...

I love the show @scott.hanselman.com and @markrussinovich.bsky.social learn to. Slightly embarrassingly, I thought it was only available on YouTube and not as a podcast. When Mark literally referred to it as "a podcast" I had my revelation. Here's the links:

shows.acast.com/scott-and-ma...

26.06.2025 08:16 β€” πŸ‘ 14    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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What are the latest innovations coming in Azure?

@markrussinovich.bsky.social talks on RunAs Radio at runasradio.com/Shows/Show/991 about some of the new hardware in the cloud, and how they helps with extreme optimization for specific workloads!

02.07.2025 13:01 β€” πŸ‘ 10    πŸ” 5    πŸ’¬ 0    πŸ“Œ 0
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EPISODE 19 - How Do Executives at Microsoft Manage Their Stress? YouTube video by Scott Hanselman

Latest Scott and Mark To podcast is out, this one on how we manage stress:
www.youtube.com/watch?featur...

26.06.2025 02:37 β€” πŸ‘ 36    πŸ” 8    πŸ’¬ 1    πŸ“Œ 0
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This makes no sense:

22.06.2025 15:33 β€” πŸ‘ 23    πŸ” 0    πŸ’¬ 4    πŸ“Œ 0