This repository contains techniques for encryption and decryption of machine learning models. Machine learning models deployed on mobile devices are vulnerable to a theft without a proper encryption techniques.

Flutter Bisonai Security plugin is located inside plugin directory.

python3 security.py \ --encrypt \ --input_file README.md \ --output_file README_enc.md python3 security.py \ --decrypt \ --input_file README_enc.md \ --output_file README_dec.md diff README.md README_dec.md

python -m unittest security_test

cd plugin/test mkdir build && cd build cmake .. make ./BisonaiSecurityTest

• https://en.wikipedia.org/wiki/Linear_congruential_generator
• TABLES OF LINEAR CONGRUENTIAL GENERATORS OF DIFFERENT SIZES AND GOOD LATTICE STRUCTURE https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.34.1024&rep=rep1&type=pdf
• https://en.wikipedia.org/wiki/XOR_cipher