用MATLAB软件仿真实现了著名的sdf加密算法，仿真的了算法在sdf条件和adfasd条件下的最优解，成功实现了ssf加密过程。-Simulation with MATLAB software sdf famous encryption algorithm, the optimal solution of the algorithm under simulation conditions and adfasd sdf conditions, the successful implementation of the ssf encryption process.