README.md

libbig_int

libbig_int is a portable C library to calculate integers and bitsets of arbitrary length. The sources were taken from the big_int PHP library by Alexander Valyalkin.

Installation

To build and install libbig_int, simply run:

mkdir build
cd build/
cmake ..
make
make install

Usage

Examples using libbig_int:

• RSA encryption/decryption
• RSA signature validation