{"repo":"ipsbrunoreserva/bitcoin_cracking","free":true,"listed":false,"github":"https://github.com/ipsbrunoreserva/bitcoin_cracking","clone":"git clone https://github.com/ipsbrunoreserva/bitcoin_cracking.git","description":"GPU BIP39 Recovery Tool Utilizing OpenCL optimized PBKDF2 HMAC SHA-512 / SHA-256","language":"C","stars":31,"topics":["bip39","bitcoin","cracking","hacking","mnemonic"],"license":null,"category":"blockchain-web3","readme_excerpt":"🚀 Optimized Bitcoin Cracking Using OpenCL This report details the optimization process for an OpenCL kernel designed to recover Bitcoin wallet seeds. The scenario involves reconstructing a BIP-39 mnemonic with only 7 out of the 12 words known. The challenge required handling a search space exceeding 2.2 quadrillion possibilities while achieving extreme computational efficiency --- 🎯 Problem Statement Recovering the full 12-word BIP-39 mnemonic involves calculating all combinations for the remaining 5 words, including the checksum validation. The search space can be expressed as: 2.251799813685248 × 10^15 To tackle this challenge, aggressive optimizations were applied to the kernel, focusing on memory efficiency, loop unrolling, and minimizing computational overhead. The result was a NVIDIA 4090TI validation rate of 2 million valids seeds per second . Specs --- NVIDIA GeForce RTX 3060 Ti / 300k mi seed/sec NVIDIA GeForce RTX 4090 / 1.8mi seed/sec NVIDIA GeForce RTX 4080 S / 1.0mi seed/sec NVIDIA GeForce RTX 4070 S TI / 750l seed/sec NVIDIA GeForce RTX 4060 Ti / 400k seed/sec NVIDIA GeForce RTX 1070 / 80k seed/sec NVIDIA GeForce RTX 3060 / 230k seed/sec Exploring the Vastness of 5 Words - Quadrillion is not just a number; it symbolizes the monumental scale of data and probabilities in our digital era. To grasp its magnitude: - Staggering Storage: The storage for comprehensive cryptocurrency wallets adds up to about 220 million terabytes. If each terabyte were a kilometer, thi","default_branch":null,"files":null,"tree":[],"storefront":"/r/ipsbrunoreserva","claimed":false,"request_supported":{"post":"https://gitbuyer.com/r/ipsbrunoreserva/bitcoin_cracking/request-supported","requests":0},"note":"indexed from public GitHub; nothing is for sale on this page. Clone it from GitHub. Paid listings live at /search."}