- create public & private key
- encrypt & decrypt
- encrypt long text
- decrypt long text
_create_rsa($path_private_key, $path_public_key);
_encrypt_rsa($public_key, $text);
_decrypt_rsa($private_key, $encrypted_text);
_big_encrypt_rsa($public_key, $text);
_big_decrypt_rsa($private_key, $encrypted_text);
How to encrypt data in php using Public/Private keys? https://stackoverflow.com/questions/4629537/how-to-encrypt-data-in-php-using-public-private-keys/35289156#35289156