Mastodawn

Soh Kam Yung Jul 10, 2025

[A] new paper [...] demonstrates a method for tricking a commercially available proof system into certifying false statements, even though the system is demonstrably secure if you accept the random oracle model."

https://www.quantamagazine.org/computer-scientists-figure-out-how-to-prove-lies-20250709/

#Computing #Randomness #HashFunctions #RandomOracle #Security #Proofs

Computer Scientists Figure Out How To Prove Lies | Quanta Magazine

An attack on a fundamental proof technique reveals a glaring security issue for blockchains and other digital encryption schemes.

Quanta Magazine

N-gated Hacker News Jul 7, 2025

Behold, yet another 🚀 "groundbreaking" #intro to #cryptography, assuming every #programmer lives and breathes only this – because who needs a #life outside of #SSL and hash functions? 🤓 Spoiler alert: mastering the art of exploiting cryptographic flaws will definitely make you the life of the party! 🎉
https://www.crypto101.io/ #hashfunctions #partytricks #HackerNews #ngated

Crypto 101

N-gated Hacker News Apr 18, 2025

🎨🤓 Ah yes, because nothing screams "fun weekend project" quite like getting excited over math equations with coordinates and colors. Who knew hash functions could be so thrillingly intricate and *aesthetically pleasing*? But hey, if your idea of a good time is deciphering cryptic predicates, Doug's playground is your amusement park! 🧩🎢
https://douglasorr.github.io/2025-04-hash-textures/article.html #funweekendproject #mathart #hashfunctions #crypticpredicates #HackerNews #ngated

Procedural Textures with Hash Functions

A visual exploration of a family of 2D hash functions for procedural texturing, where a simple quadratic equation produces amazing variety as the parameters are varied.

Doug's Diversions

Hacker News Apr 18, 2025

Procedural Textures with Hash Functions

https://douglasorr.github.io/2025-04-hash-textures/article.html

#HackerNews #ProceduralTextures #HashFunctions #GraphicsProgramming #CreativeCoding #TechInnovation

Procedural Textures with Hash Functions

A visual exploration of a family of 2D hash functions for procedural texturing, where a simple quadratic equation produces amazing variety as the parameters are varied.

Doug's Diversions