/shallenge

Brute-force the lowest SHA256 hash

Primary LanguageCudaMIT LicenseMIT

shallenge

CUDA program to find the input that produces the lowest SHA256 hash. See https://shallenge.quirino.net/ (archive) for details.

git clone https://github.com/nolmoonen/shallenge.git
cd shallenge
cmake -B build -S . -DCMAKE_BUILD_TYPE=Release -DCMAKE_CUDA_ARCHITECTURES=75
cmake --build build
  • Ubuntu 22.04.2 x86_64, CUDA 12.4 driver 550.54.14, NVIDIA GeForce RTX 2070: [3.69, 3.87]GH/s
  • Ubuntu 22.04.3 x86_64, CUDA 11.8 driver 545.23.08, NVIDIA GeForce RTX 3090: [7.92, 8.19]GH/s
  • Ubuntu 22.04.1 x86_64, CUDA 12.2 driver 535.113.01 NVIDIA GeForce RTX 3050 Ti Laptop: [2.15, 2.25]GH/s

Best result in iterations [0, 25174):

nol/0000000000000000000000000000000000000000AGIrAIk2mWC
00000000 000028df cd9a305e 6afaa599 1fe9ca0d bf1815bf 95ce06bf cfd47589