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Posts by Lee Holmes

Arright... I've enjoyed Giordano's and Lou Malnati's when I go to Blue Team Con. I'll make this happen :)

7 hours ago 1 0 1 0
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πŸ—“οΈ Mark your calendars πŸ—“οΈ

BlueHat is headed to Singapore, September 17–18.

Call for Papers and registration announcements coming soon. πŸ‘€

11 hours ago 2 3 0 0

100%. Show me the MMA champ that's never had a black eye and I'll show you the charletan.

7 hours ago 1 0 0 0

I still love making bounty payouts though.

It's the best bit of my job.

23 hours ago 9 2 0 0

Haha, people yell at me when I share tarantula pics without warning :)

1 month ago 1 0 0 0
Book cover for "Threat Driven Software Development: Defending online services from modern threat actors." Colors are primarily blue, with a depiction of an attack graph.

Book cover for "Threat Driven Software Development: Defending online services from modern threat actors." Colors are primarily blue, with a depiction of an attack graph.

Artwork is not final yet, but I can't wait! The amount of battle tested content in this book is unbelievable. And by battle tested, I mean it. Name an APT and Microsoft has had to defend against them.

1 month ago 2 0 1 0
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Sweet! BlueHat Redmond has kicked off its CFP!

BlueHat brings together security researchers and responders to exchange ideas and best practices - including vulnerability research, mitigations, emerging threats, techniques, and more.

Submit your paper by February 28, 2026: aka.ms/BH26CFP

1 month ago 0 0 0 0

No cover or concrete release date yet (content is fully complete and going through the editorial process), but this is going to be a banger.

2 months ago 2 0 0 0

"Threat Driven Software Development" distills 30 years of lessons learned at Microsoft on how to operationally secure services: management infrastructure, identities, keys, secrets, build systems, networks, risk management - you name it.

2 months ago 3 0 1 0
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So freakin' excited. Have a book coming out with Michael Howard (author of Writing Secure Code), Sherrod DeGrippo (Director of Threat Intelligence at Microsoft) and Shawn Hernan (Director of Azure's Security Assurance organization).

2 months ago 4 0 1 0

Don't know if you went down the full ergodox + colemax rabbit hole, but going back to QWERTY from an alternate keyboard layout feels like mars too.

2 months ago 0 0 0 0

People's brains cramp the first time they pick a movie randomly - it's interesting to watch. Give the movie 20 minutes before you bail, and you'll find that you end up watching and enjoying them more often than not.

2 months ago 1 0 0 0

Security is a far better place for his contributions.

2 months ago 4 0 0 0

- The invention of AMSI in Windows, letting applications finally take an active role in their own defense
- Appliance-like delivery of some major on-premises projects that hardened these systems far more than operators could, and also protected them from hostile operational environments.

2 months ago 2 0 1 0

- The first scripting language to ever account for security from the get-go
- Countless improvements to Code Integrity in Windows to support dynamic runtimes
- The only scripting language to actively engage the researcher community in how to adapt to the evolving threat landscape

2 months ago 2 0 1 0

Wow, what an amazing impact @jsnover.com has had on the security industry and everybody that's had the privilege to work with him.

Jeffrey's leadership was directly responsible for:

2 months ago 7 1 1 0
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Congratulations! If you ever need more fish, I can make that happen :)

2 months ago 2 0 0 0

Like, there should be a meme license that you need to obtain before being granted access to giphy.com.

2 months ago 0 0 0 0

Congrats on the addition to the family :) Before you know it, you'll have a bunch :)

2 months ago 1 0 0 0

Wife: "Whoa, Lewis Hamilton is getting a new race engineer this season"
Me: "Who?"
Wife: "🏎️🐎 We are checking... 🐎🏎️"

2 months ago 3 0 0 0

Nope, regular ol' APL :)

βŽ•IO ← 0
iter ←{⍉(≒⍉⍡)↑⍉(≒⍡)↑1βŠ–1⌽1βŠ–βŠƒ9.05÷⍨+/+⌿1 0 Β―1∘.βŠ–1 0 Β―1βŒ½Β¨βŠ‚Β―1βŠ–Β―1⌽(
(≒⍡)+2)↑⍉((≒⍉⍡)+2)↑⍉⍡βͺ28+228Γ—?2⍴⍨≒⍡}
{}{canvasβˆ˜β†170↓' +=*β–‘#β–’β–“'[(⌊(⍡÷10))⌊9]β‹„_β†βŽ•DLΓ·32β‹„iter ⍡}⍣≑0⍴⍨1 1Γ—250

2 months ago 1 0 1 0

Those approaches didn't end up working out for Encarta, but congratulations to Wikipedia to being an incredible resource for humanity.

2 months ago 0 0 0 0

They tried for a while with the quality angle - having paid professional editors being the primary content owners. And then they pivoted for a while by allowing community contributions that paid professional editors would then fact and quality check.

2 months ago 0 0 1 0
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25 years ago is 2001. I joined Microsoft on the Encarta Encyclopedia team in 2002 and asked as part of my interviews: "So what are you going to do about this Wikipedia thing?"

2 months ago 0 0 1 0

I think it's mostly just "programmer" :) Unlike human languages - after the first programming language, they're mostly all the same.

2 months ago 2 0 0 0
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Ever seen a demoscene demo in APL? Now you have. www.leeholmes.com/apl-demoscene/

2 months ago 0 0 0 0
APL's Demoscene APL is one of the most curious programming languages you’ll ever run across. For example, take a random problem out of Rosetta Code: β€œNumbers divisible by their individual digits, but not by the produ...

Haha, I've spent so many times looking at it that I can notice the GH version has a bug that makes the fire drift left :)

I also did it in APL recently, that was a trip: www.leeholmes.com/apl-demoscene/

2 months ago 1 0 1 0

Was in a discussion with somebody once about their horse, and the conversation included the phrase, "and before you know it, you're in it for a million bucks."

6 months ago 0 0 0 0

Tower: "Caution, wake turbulence"

6 months ago 2 0 0 0
IShowSpeed about to approach a crowd of fans

IShowSpeed about to approach a crowd of fans

Had a huge YouTuber (IShowSpeed, 44M subs) come to a place I was at last night. It was madness. Dozens (200?) of kids and teens swarming, screaming his name, and calling his cliches out to him.

He seemed like a nice enough guy, and his security mostly kept the mob from interrupting the rest of us.

6 months ago 1 0 0 0
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