PrivExtract is a specialized tool for working with Bitcoin private keys, which helps to solve problems related to their generation, use, and recovery of access to cryptocurrency wallets. In simple terms,…
Read MoreThis paper analyzes cryptographic vulnerabilities related to incorrect generation of private keys in blockchain systems. One of the key issues is the incorrect calculation of the constant N, which determines…
Read MoreUncovering Private Keys: Exploiting Bitcoin Signatures with Polynonce Attacks Using 128-Bit Polynomial Powers ATTACKER In this article, we revisit the topic of critical Bitcoin vulnerabilities and analyze a new 2023 attack-Polynonce Attack-using…
Read MoreATTACKER In this article, we revisit the topic of critical Bitcoin vulnerabilities and analyze a new 2023 attack-Polynonce Attack-using three practical examples. The first publication about this attack appeared in a report…
Read MoreATTACKER In our previous article, we explored the Lattice Attack as a method to solve the Hidden Number Problem (HNP). With the introduction of a new attack called POLYNONCE, we decided to expand…
Read MoreATTACKER Researchers at Slowmist regularly analyze the security of the Bitcoin blockchain. During one such audit, they discovered a vulnerability in the Libbitcoin Explorer library version 3.x, which allowed attackers to…
Read MoreATTACKER This article discusses the Bitcoin Lightning Wallet (BLW) mobile application for iOS and Android, which supports fast payments via the Lightning Network. Unfortunately, many standalone nodes of this app, as well as the LNbits…
Read MoreATTACKER This article discusses the classification of common attack schemes, using the CAPEC™ cybersecurity resource. One such attack is the Padding Oracle Attack, which was first discussed in 2012 on Wallet.dat…
Read MoreATTACKER In this article, we will look at what a “dust attack” is (also known as a Dusting Attack or Crypto Dust). Many cryptocurrency users, especially those who hold significant amounts of…
Read MoreATTACKER Bitcoin is the world’s first decentralized digital currency, fundamentally changing our understanding of money. Around Bitcoin, a wide range of services and tools have emerged, enabling users to interact…
Read More