Generate Random Data From Sound Card (thelemmy.club)

submitted 2 months ago by octade@soc.octade.net to c/crypto@infosec.pub

0 comments fedilink hide all child comments

Generate Random Data From Sound Card

- a neat hack for the properly paranoid -

Your computer is likely generating random noise on your sound card. On some systems you can harvest this noise as true random entropy. This entropy can be diffused and whitened for use in cryptography.

https://www.metzdowd.com/pipermail/cryptography/2026-March/039388.html

#Random #Entropy #Cryptography #Crypto #Hardware #Hacks #Sound #Audio #Chaos

@cypherpunk@soc.octade.net @cryptography@soc.octade.net @crypto@infosec.pub @cryptography@fed.dyne.org @cryptography@lemmy.ml

no comments (yet)

sorted by: hot top new old

there doesn't seem to be anything here

this post was submitted on 06 Mar 2026

4 points (83.3% liked)

Cryptography @ Infosec.pub

611 readers

2 users here now

Questions, answers, discussions, and literature on the theory and practice of cryptography

Rules (longer version here)

Stick to cryptography / infosec
Be a good netizen - be kind, act in good faith, maintain high quality, don't mislead
Link directly to original sources
Don't use us to cheat on challenges or tests!
Crypto review requests must show the algorithm
CTF / challenges and puzzles must use modern crypto
Avoid making duplicate posts
All use of AI / LLM and their prompts MUST be disclosed in your submissions and comments

##Related resources;

Reddit cryptography forums 1 & 2; /r/crypto /r/cryptography
Cryptology ePrint archive
Discussion site for ePrint papers
Libera Chat's IRC:s #crypto - (IRC protocol URL)
Metzdowd cryptography mailing list
Randombit cryptography mailing list
StackExchange cryptography community

founded 3 years ago

MODERATORS

SqueamishOssifrage@infosec.pub

TrustedThirdParty@infosec.pub