MD5 encryption is one-way encryption algorithm, the so-called one-way encryption is only for data encryption, In other words, there is no way to encrypt the data after decryption.

• MD5就是采用单向加密的加密算法，所谓单向加密就是只能对数据进行加密，也就是说，没有办法对加密以后的数据进行解密。