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mcherm : random   12

Meet Alex, the Russian Casino Hacker Who Makes Millions Targeting Slot Machines | WIRED
Wired claims this man can reverse engineer the PRNGs in slot machines and make a profit. It's illegal in the US, but not everywhere.
hacking  via:HackerNews  random  math 
july 2019 by mcherm
Neutered random number generator let man rig million dollar lotteries | Ars Technica
We now know how the lottery was rigged by an insider: he created a DLL that generated the numbers non-randomly if certain conditions were met.
security  ArsTechnica  via:ArsTechnica  random 
april 2016 by mcherm
TIFU by using Math.random() — Medium
Random number generation and how it can go quite bad.
programming  math  random  via:reddit 
november 2015 by mcherm
Towards the Perfect Coin Flip: The NIST Randomness Beacon | Hackaday
NIST is generating public random numbers published on a fixed schedule.
via:HackerNews  random  cryptography 
december 2014 by mcherm
The Quest for Randomness » American Scientist
Using Kolmogorov complexity to determine whether a series of values is "actually random".
ScottAaronson  via:ScottAaronson  quantumcomputing  math  complexity  random 
april 2014 by mcherm
Myths about /dev/urandom
Random number generation: why you (normally) do NOT have to wait to collect enough entropy.
math  cryptography  random  via:HackerNews 
march 2014 by mcherm
Why is quality of pseudorandom number generators important? - Super User
A wonderful answer to the question "why good random number generators?". The answer shows how to cheat at poker if they aren't good.
EricLippert  random  programming  security  cryptography  math  via:HackerNews 
february 2014 by mcherm
Unit-testing of inherently random/non-deterministic algorithms - Programmers - Stack Exchange
He asks how to test that a random algorithm is "fairly" distributed. I explain he shouldn't bother, then explain some really cool and interesting ways to do it anyway.
programming  random  testing  unittest  mypostings  via:twitter  blogworthy 
february 2012 by mcherm
Behind Intel's New Random-Number Generator - IEEE Spectrum
New Intelligence CPUs have a digital circuit for generating random numbers.
via:reddit  hardware  random  cryptography 
september 2011 by mcherm
Coding error leads to uneven EU browser ballot distribution
The tool Microsoft built to let EU customers select their browser was supposed to display them in a random order. Accidentally, the order is biased because they used an invalid approach to randomly sorting the list.
bugs  random  microsoft  ArsTechnica  via:ArsTechnica 
march 2010 by mcherm
Card Shuffling
Some comments on what happens when you perform various kinds of perfect shuffles on a deck of cards. Apparently 52 is a rather magic number for some things.
math  random  cards  games 
december 2007 by mcherm

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