Hill2密码破译。适用于明文为拼音的Hill2密码类型。
运行软件平台MATLAB。使用时，只需输入截获的密文，运行程序，即可破译。(Hill2 password decoding. Hill2 cipher type suitable for plaintext pinyin.
Running software platform MATLAB. When you use it, you only need to input the intercepted ciphertext and run the program to decipher it.)