public void YZ() { Computer c = new Computer(); KeysSet k = new KeysSet(); FileRead f = new FileRead(); string from_key = f.ReadData(); string key = c.CpuID; if (k.EncryptDES(c.CpuID, "zanglili") != from_key) { MessageBox.Show("请验证"); YZ y = new YZ(); y.ShowDialog(); } //String a1 = k.EncryptDES(key, "zanglili"); //MessageBox.Show(a1);//加密后的字符串 //String a2 = k.DecryptDES(a1, "zanglili"); //MessageBox.Show(a2);//解密后的原样字符串 // return i; }