private void BtnDecrypt_Click(object sender, RoutedEventArgs e)
{
if (tbPassword.Text.Length < 5)
{
MessageBox.Show("密码长度不能低于5位");
return;
}
AesHelp.GenKeyIV(tbPassword.Text, out key, out iv);
//解密
byte[] data = Convert.FromBase64String(this.tbEncrypt.Text);
this.tbDecrypt.Text = AesHelp.DecryptString(data, key, iv);
}
