Month: January 2023

Identifying People Using Cell Phone Location Data

Posted on By infossl
cell phones, geolocation, law enforcement, Security technology, tracking, Uncategorized

The two people who shut down four Washington power stations in December were arrested. This is the interesting part: Investigators identified Greenwood and Crahan almost immediately after the attacks took place by using cell phone data that allegedly showed both men in the vicinity of all four substations, according to court documents. Nowadays, it seems … Read More “Identifying People Using Cell Phone Location Data” »

Decarbonizing Cryptocurrencies through Taxation

Posted on By infossl
bitcoin, blockchain, courts, cryptocurrency, essays, laws, Security technology, Uncategorized

Maintaining bitcoin and other cryptocurrencies causes about 0.3 percent of global CO2 emissions. That may not sound like a lot, but it’s more than the emissions of Switzerland, Croatia, and Norway combined. As many cryptocurrencies crash and the FTX bankruptcy moves into the litigation stage, regulators are likely to scrutinize the cryptocurrency world more than … Read More “Decarbonizing Cryptocurrencies through Taxation” »

Breaking RSA with a Quantum Computer

Posted on By infossl
academic papers, china, cryptanalysis, cryptography, quantum computing, rsa, Security technology, Uncategorized

A group of Chinese researchers have just published a paper claiming that they can—although they have not yet done so—break 2048-bit RSA. This is something to take seriously. It might not be correct, but it’s not obviously wrong. We have long known from Shor’s algorithm that factoring with a quantum computer is easy. But it … Read More “Breaking RSA with a Quantum Computer” »