zhangyingjie7 / GrainV1

Codes for "Improved Fast Correlation Attack on Grain-v1"

ToolsGrain.py: codes before sec 4.4 gamma_C++: codes for sec 4.4 and sec 4.5

• main.py: to find C_g
• run gamma_C++/cmake-build-release/Grain128a_Gamma: output m1 m = m1 * (2^3) * (4 * 2 * 2 * 4) / 8