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  • Open on infosec.exchange

lcamtuf :verified: :verified: :verified:

@lcamtuf@infosec.exchange
mastodon 4.6.0-alpha.5+glitch

To Be Filled By O.E.M.

0 Followers
0 Following
Joined October 31, 2022
Homepage:
https://lcamtuf.coredump.cx
Substack:
https://lcamtuf.substack.com/archive
Book:
https://lcamtuf.coredump.cx/prep/

Posts

lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · 3h ago

I'm dying. With this translate tool, I'm finally able to effectuate all my ideation synergies

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · 6h ago

Reminder: this is what smartphones took from you

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · 2d ago

For every bit of publicly-visible turbo-quackery that's enabled by AI, I imagine there's 1,000x as much happening out of sight

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · 5d ago

How much of HN is AI? https://lcamtuf.coredump.cx/blog/hn-ai/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · 6d ago

hmm, I installed some updates and now this is happening

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Mar 08, 2026

Lord help me

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Mar 07, 2026

It's gonna be a long night

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Mar 06, 2026

If you ask AI to rewrite the entirety of an open-source program, do you still need to abide by the original license? In philosophy, this problem is known as the Slop of Theseus

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Mar 03, 2026

This is pretty darn impressive, and also a good counterargument to "nothing ever changes" criticisms of infosec: https://blog.calif.io/p/a-race-within-a-race-exploiting-cve

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 28, 2026

New anxiety unlocked

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 28, 2026

"It's an ebook. I'm trying to quit reading."

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 28, 2026

Approximation game: https://lcamtuf.coredump.cx/blog/approx/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 24, 2026

To folks upset about 1Password increasing their prices: 3M has got you covered

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 21, 2026

I have this intrusive thought that I should spend a lot of money on between 256 and 400 illuminated tactile switches and make a physical version of Conway's game of life

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 20, 2026

Some people are avoiding the em dash to dodge the accusations of LLM-generated text. But what if you embrace the future and want to blend in?

Well ⸻ I bring you the U+2E3B dash.

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 17, 2026
So, you might have heard about > or ≥. But are you ready for... ≩ U+2269 GREATER-THAN BUT NOT EQUAL TO ⋛ U+22DB GREATER-THAN EQUAL TO OR LESS-THAN (just remember that ⋛ is not equal to ⋚) ⪌ U+2A8C GREATER-THAN ABOVE DOUBLE-LINE EQUAL ABOVE LESS-THAN (compare to ⪋, ⪒, and ⪑) And of course, let's not forget the classic ⪔ U+2A94 GREATER-THAN ABOVE SLANTED EQUAL ABOVE LESS-THAN ABOVE SLANTED EQUAL (don't mix that one up with ⪓)
View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 16, 2026

Did you know that Unicode has a symbol for "really equals, but this time I mean it"? It could come in handy for JavaScript

U+003D = EQUALS SIGN
U+2261 ≡ IDENTICAL TO
U+2263 ≣ STRICTLY EQUIVALENT TO

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 15, 2026

Unreal numbers: https://lcamtuf.coredump.cx/blog/unreal/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 14, 2026

Math trivia: the "B." in Benoit B. Mandelbrot stands for Benoit B. Mandelbrot

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 14, 2026

It's called art, you wouldn't understand

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 13, 2026

How I'm spending the night

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 10, 2026

Why do some mathematicians concern themselves with numbers that can't be represented as IEEE 754 floats?

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 08, 2026

I just upgraded to a new laptop and to the designer who dreamt up rounded corners for the LCD panel: hilarious, real hilarious

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 06, 2026

It's all a blur: https://lcamtuf.coredump.cx/blog/blur/

View on infosec.exchange
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Thread context 2 posts in path
Parent @lcamtuf@infosec.exchange Open
@lcamtuf@infosec.exchange
The dark side of auto-updates: https://notepad-plus-plus.org/news/hijacked-incident-info-update/ Don't get me wrong, they are *essential* for some software, but the pendulum might have swung too far,
Current reply
lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 02, 2026
In essence, when every niche utility on your computer auto-updates, you're dependent not only on the software being non-malicious at t = 0, but also on every dev and their dog staying safe on the internet for all eternity.
View full thread on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 02, 2026
The dark side of auto-updates: https://notepad-plus-plus.org/news/hijacked-incident-info-update/ Don't get me wrong, they are *essential* for some software, but the pendulum might have swung too far, adding risk where little risk existed before.
View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Feb 01, 2026
Moltbook debate in a nutshell
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 31, 2026

New illustrations in the article on DACs and ADCs. Learn everything you never wanted to know about how your computer / gramophone convert bits to sounds and vice versa: https://lcamtuf.coredump.cx/blog/conversions/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 29, 2026

The most beautiful thing about AI is that it allows us to unleash human creativity

(source: https://www.amazon.com/s?k=%22chatgpt+millionaire%22)

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 26, 2026

You gotta think outside the hypercube: https://lcamtuf.coredump.cx/blog/hyper/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 18, 2026

The toil of (blog) art: https://lcamtuf.coredump.cx/blog/art/

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 16, 2026

When people ask me if I'm an Android person or an iPhone person

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Your browser does not support the video tag.
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 14, 2026

One of the many perks of achieving a modest degree of visibility on the internet is that there's a never-ending stream of people who find it useful to impersonate you on internet forums and say... things

View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Jan 12, 2026

Fun computer fact: in binary data streams, zeros don't convey information and are included solely for padding purposes. They can be removed to make files smaller, then inserted back if a particular program requires padding for compatibility.

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Boosted by SuperDicq @SuperDicq@minidisc.tokyo
lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Nov 19, 2025
Me: I want to have more friends Tech companies:
View on infosec.exchange
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lcamtuf
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
lcamtuf :verified: :verified: :verified:
lcamtuf :verified: :verified: :verified:
@lcamtuf@infosec.exchange

To Be Filled By O.E.M.

infosec.exchange
@lcamtuf@infosec.exchange · Nov 14, 2025
Not bad: https://clocks.brianmoore.com/
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