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.
Publishing my Wordle stats browser extension that I coded with AI soon!
October 8, 2025 at 1:29 PM
Publishing my Wordle stats browser extension that I coded with AI soon!
This makes no sense:
June 22, 2025 at 3:33 PM
This makes no sense:
Just keynoted the Confidential Computing Summit! My talk on "Defining a Spectrum of Guarantees" proposes new terms ("On," "In," "Transparent" CC) to better describe data protection and drive us towards transparent confidential computing.
June 17, 2025 at 11:16 PM
Just keynoted the Confidential Computing Summit! My talk on "Defining a Spectrum of Guarantees" proposes new terms ("On," "In," "Transparent" CC) to better describe data protection and drive us towards transparent confidential computing.
And here's a physical version of one of them:
May 10, 2025 at 7:12 PM
And here's a physical version of one of them:
Having fun making fictional album covers with ChatGPT:
May 10, 2025 at 5:43 PM
Having fun making fictional album covers with ChatGPT:
May the Fourth be with you! (one of my colored pencil drawings)
May 4, 2025 at 2:16 PM
May the Fourth be with you! (one of my colored pencil drawings)
The irony (though I do spend a lot of time coding on Linux these days):
May 3, 2025 at 5:23 PM
The irony (though I do spend a lot of time coding on Linux these days):
We released Phi4 reasoning models yesterday, which are just 14B parameters. This chart showing how they compare to models that are many times larger demonstrates how high-quality training data and RL techniques create high-density intelligence: techcommunity.microsoft.com/blog/educato...
May 1, 2025 at 5:12 PM
We released Phi4 reasoning models yesterday, which are just 14B parameters. This chart showing how they compare to models that are many times larger demonstrates how high-quality training data and RL techniques create high-density intelligence: techcommunity.microsoft.com/blog/educato...
ChatGPT Deep Research does indeed hallucinate when given a false premise (or when asked to do research on the ungrounded facts ChatGPT hallucinates). This is what I call "induced hallucination":
April 14, 2025 at 4:39 AM
ChatGPT Deep Research does indeed hallucinate when given a false premise (or when asked to do research on the ungrounded facts ChatGPT hallucinates). This is what I call "induced hallucination":
This was my first “internals” book. It includes the full ROM disassembly of Applesoft BASIC, which I used to figure out how to extend the language with a computed GOSUB command:
www.atarimagazines.com/compute/issu...
www.atarimagazines.com/compute/issu...
April 14, 2025 at 2:34 AM
This was my first “internals” book. It includes the full ROM disassembly of Applesoft BASIC, which I used to figure out how to extend the language with a computed GOSUB command:
www.atarimagazines.com/compute/issu...
www.atarimagazines.com/compute/issu...
Had dinnner with my good friend @jsnover.com We decided LLM interfaces should be called HLIs (human language interface). More concise and precise than natural language interface.
April 4, 2025 at 4:06 AM
Had dinnner with my good friend @jsnover.com We decided LLM interfaces should be called HLIs (human language interface). More concise and precise than natural language interface.
Having fun with GPT 4o. This is me in an Azure datacenter, Doom style.
March 30, 2025 at 8:23 PM
Having fun with GPT 4o. This is me in an Azure datacenter, Doom style.
I had so much fun at the MVP summit reviewing Azure's history and sharing where it's heading. February was the 15 year anniversary of Azure's commercial launch so we celebrated with these birthday cupcakes.
March 30, 2025 at 4:19 PM
I had so much fun at the MVP summit reviewing Azure's history and sharing where it's heading. February was the 15 year anniversary of Azure's commercial launch so we celebrated with these birthday cupcakes.
GPT 4o: Mark Russinovich presenting on stage, an Azure logo on the screen behind him. Cartoon style
March 30, 2025 at 3:46 PM
GPT 4o: Mark Russinovich presenting on stage, an Azure logo on the screen behind him. Cartoon style
I had GPT 4o make a meme for what it and other models do to me constantly:
March 30, 2025 at 3:14 AM
I had GPT 4o make a meme for what it and other models do to me constantly:
I didn't know I had 10 laws, but these are great so I'll claim them:
March 8, 2025 at 9:39 PM
I didn't know I had 10 laws, but these are great so I'll claim them:
AI hallucinates, as today's Google Superbowl ad demonstrates and our article, The Price of Intelligence, explains: queue.acm.org/detail.cfm?i...
February 10, 2025 at 12:52 AM
AI hallucinates, as today's Google Superbowl ad demonstrates and our article, The Price of Intelligence, explains: queue.acm.org/detail.cfm?i...
