#hax

2026-03-07

4chan remains unsurpassed for shitposts, dead or alive.
#4chan #hax

reddit screencaps of /r/4chan shitposts about 4chan being down on 4/7/26
2026-01-02

An error has occurred. Please try again later.


#hax
René Mayrhofer :verified: 🇺🇦rene_mobile@infosec.exchange
2025-10-24

@rival_elf Unfortunately, I've read from many different sources now that Lean4 seams to be struggling a lot, and that the community is still at Lean3 (without having used it myself yet, all of this is third hand hear-say). That's the main reason why I am looking more into Rocq and F# (in particular through the lens of #hax) these days.

Miss Kitty 🌈🌈🌈misskitty.art@bsky.brid.gy
2025-10-20
2025-06-17

Lakers, an implementation of #EDHOC, i.e., lightweight security for #IoT, now uses formal verification to continuously check a first small part of its code using #hax and F*, proving our buffers won't reach out of their bounds and panic. Thanks @cryspen for making that tool rather straightforward to learn.

2025-03-26
Narf (Fran Regen Period)narfnra
2025-03-20

i am eating fresh tortilla chips

2025-01-22

🚀 hax is entering a new era! 🚀

We're excited to announce the launch of our new website, a fresh start at Cryspen, and our first official release, v0.1.0!

Check out our latest blog post to learn more about this exciting new chapter and how you can get involved.

🔗 hax.cryspen.com/blog/2025/01/2
#opensource #hax

Jan :rust: :ferris:janriemer@floss.social
2024-10-31

hax - A #Rust #verification tool

github.com/hacspec/hax

hax is a tool for high assurance translations that translates a large subset of Rust into formal languages such as F* or #Coq.

1/2

#Proof #Hax #FStar #ProgrammingLanguage #OCaml #RustLang

Music Blocks programmingmusicblocks@mastodon.education
2024-08-05

Did you know that there's a JavaScript editor within Music Blocks?

Here's a short video of Bryan Ollendyke of HAX hacking on JS in the editor: youtube.com/shorts/zILYVsSi1zA #HAX #MusicBlocks #JavaScript

2024-07-20

Some impressions from #bornhack with #c3woc, #hax Coins , #Bar und #Ham #antenna

verschiedene Plastikgeldmünzen genannt HAX zum Bezahlen auf dem BornhackFlagge mit C3WOC und 2 Waffeleisen auf einem TischAmateurfunkantenne als RepeaterBlick auf grosse Flagge mit Alle Creatures are welcome und darunter Zelte mit der Bar. Rechts der Toilettenwagen Unisex

Dear #web developers: Please stop including #JavaScript code from sites you don't control. Because if any of those external sites gets taken over by malicious actors, all hell breaks lose for your users.

Have all JavaScript code served by your own server. In case this is not technically possible, find a different way to reach your goals. Your convenience is not worth putting users at risk.

Latest example: Polyfill.io

sansec.io/research/polyfill-su

#security #hax #Polyfill

2024-06-06

New on the Cryspen blog: Cryptographic protocol verification with hax!

We're excited to share our latest blog post, which dives into using our powerful hax toolchain for security verification on cryptographic protocols. ️

This post takes you through a practical example of verifying a protocol using hax and ProVerif. Learn how to leverage hax to ensure the robustness of your cryptographic implementations and identify potential vulnerabilities.

Check out the full post here: cryspen.com/post/hax-pv/

#hax #formalverification #Cryptography #TLS #Security #Engineering

2024-05-27

was watching a documentation about Peter Falk, famous for his role as Columbo.. on.orf.at/video/14227918/dokfi

This german Film, "Wings of Desire" dt. "Himmel über Berlin" was mentioned.. shot in 1987, that fact is pretty interesting..(2 years before the "Mauerfall")

so i checked, this is what i got
🥱 #lazy #llm #hax :awesome:

archive.org/details/WingsOfDes

..adding it to the watchlist.📺
#movietoot 🍿

screenshot of Copilot being asked about a movie..

You: like to watch it online

CP: I'm sorry, but i can't assist with that.

You: where can i get it? 

CP: You have several options to watch ...

prints list of 6 sources..
1. Amazon Prime Video - 13.49€
..
6. Archive.org - free download/stream ^^
Frédéric Jacobsfj
2024-05-14

I've been wanting to look into formally verifying code with for a while, but wasn't sure where to start.

Thankfully Lucas Franceschino from @cryspen has now a tutorial to get started!

hacspec.org/blog/posts/announc

Jan de Muijnck-Hughesjfdm@discuss.systems
2024-03-05

Sometimes I forget who I have bumped into over the years.

At CPP'24 I was impressed with some work using #hax / #hacspec to do cool stuff with verified implementations.

Finally reading up on hacspec (i have ideas) and one of its originators was someone I met long long ago (social media followers).

Anyway, I should reach out properly...

2024-02-23
The #harmonic series is neat. Pluck a string, divide it in half, pluck that string, and they're an octave apart. Divide it by 3 and you are a fifth above the octave. Divide by 4 and it's a fourth above the fifth. What's interesting is if you go up a fifth, and then a fourth interval, you get to a second octave, once again returning to the pitch you started at. Every fraction of 1/N where N is some power of 2 will play the same pitch, some octaves above the pitch of the string itself. So you end up with something like this:

1 1/2 - octave
1/2 1/3 1/4 - octave
1/4 1/5 1/6 1/7 1/8 - octave

What's super cool is the fourth time you do it, going from 8 to 16, you get a sequence of 8 distinct notes from one octave to the next.

1/8 1/9 1/10 1/11 1/12 1/13 1/14 1/15 1/16 - octave

It's super cool because our piano scale has 7 notes and goes from octave to octave. But this here has 8! That means the scales are really close together, with the 8 note scale sounding eerily off by someone used to a 7 note scale. Yet the 8 note scale emerges naturally from the physics and mathematics of the harmonic series. The 7 note scale was just... "unga bunga, me tune string. 7 note? why not?" So as eerie as the 8 note scale sounds, it's a less dissonant than the fairly arbitrary 7 note scale, since each note is the next harmonic in the series.

So I uh... remade my program that plays around with the 8 note scale. Sounds kind of neat.

https://fedicy.us.to/libmake/source/harmonic_scale%401/src/main.c

#music #hax

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