Cryptography   23715

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Cryptology ePrint Archive: Report 2018/183
zero knowledge proof-of-time for cryptocurrencies, by Bram Cohen (for use by Chia?)
cryptography  algorithm  research  zero  knowledge  proof-of-time  cryptocurrency 
13 hours ago by asteroza
Home - Chia Network
Bram Cohen is working on a cryptocurrency using proof of space/time
blockchain  proof-of-space  proof-of-time  cryptography  cryptocurrency 
13 hours ago by asteroza
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 
3 days ago 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 
3 days ago by renaissancechambara
mnot’s blog: Do you Trust Australia?
This morning, the Australian Department of Home Affairs released the Assistance and Access Bill 2018 for consultation.

This is the long-hinted-at effort to address the increasing prevalence of encryption without requiring “backdoors,” and is likely the starting point for similar efforts in other Five Eyes countries, if reports are to believed. It’s even possible that once it gains traction in a few of those places, it will serve as the basis for new norms around how modern societies address issues in this area.

As such, it’s important to understand what’s being proposed and evaluate it for long-term effects (intentional and otherwise).
security  law  privacy  cryptography  laws 
3 days ago by bezthomas

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