CRYPTO DEEP TECH In this article, we will talk about extracting signature values  ECDSA R, S, Z ​​from the Bitcoin blockchain, but first, let’s remember the very first serious vulnerability in the blockchain transaction that was discovered by  Niels Schneider  ( Nils Schneider aka  tcatm  ) Bitcoin developer and owner  of «BitcoinWatch»  &  «BitcoinCharts». Document  [PDF]: Private Key Recovery Combination Attacks: On Extreme Fragility of Popular Bitcoin Key Management, Wallet and Cold Storage Solutions...

👉 Last week, Chairperson of the Central Bank E. Nabiullina told about the current state of the Russian economy. "The economy is growing, but it is growing slowly. According to our estimates, now it is growing at a rate close to the potential, the ones that are possible with this structure and the given productivity of the economy, "E. Nabiullina said, adding" We expect, that in 2017 the annual growth rate of GDP will be 1.8 %. On the one hand, this is undoubtedly a positive fact - the economy recovered faster than many expected, than we expected...