cryptography   23708

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Myths about /dev/urandom [2uo]
A long and detailed piece about why you shouldn't block waiting for "more entropy" for your random number generator.
cryptography  security  programming  via:HackerNews 
yesterday by mcherm
Exclusive: U.S. government seeks Facebook help to wiretap Messenger - sources | Reuters
The U.S. government is trying to force Facebook Inc to break the encryption in its popular Messenger app so law enforcement may listen to a suspect’s voice conversations in a criminal probe, three people briefed on the case said, resurrecting the issue of whether companies can be compelled to alter their products to enable surveillance - not terribly surprising. If they manage to achieve this could the method be applied to Signal? Also would there be a precedent to break Apple's resolve?
us  legal  cryptography  totwitter 
yesterday by renaissancechambara
Twitter
We've seen this with , with , and now . If everyone that is an acknowledged expe…
climatechange  antivax  cryptography  from twitter_favs
4 days ago by parsingphase
Open Source Password Management Solutions | Bitwarden
Solve your password management problems
The easiest and safest way for individuals, teams, and business organizations to store, share, and sync sensitive data.
1_App  2_OpenSource  3_Both  4_ITManagement  4_HelperTools  7_PasswordMgm  cryptography 
4 days ago by michimaurer
Bitcoin keys and elliptic curve secp256k1
The Bitcoin key mechanism is based on elliptic curve cryptography over a finite field. This post gives a brief overview.
math  cryptography 
4 days ago by geetarista
When Encryption Goes Wrong: The Babington Plot
One of the first recorded Man-in-the-Middle attacks literally cost someone their head
cryptography  history 
5 days ago by jchris

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