LSB域的恢复算法，可以清晰的获得提取出来的保密信息。-LSB domain algorithm for the restoration, was clear from the confidential information.

Medium module for calcilating Modular Multiplication by Montgomery algorithm. q = (x0 + ai*b0)*m_sh. It calculate m_sh. For it it need the LSB byte of module. My E-mail: suhrob106@rambler.ru