private void backButton_Click(object sender, EventArgs e) { AdminHome a = new AdminHome(); a.Show(); this.Close(); }
private void button1_Click(object sender, EventArgs e) { if (textBox1.Text == "admin" && textBox2.Text == "admin") { AdminHome a = new AdminHome(); a.Show(); } else { string pass; OracleCommand h = new OracleCommand("select password from kasir where id_kasir = '" + textBox1.Text + "'", conn); pass = h.ExecuteScalar().ToString(); byte[] data1 = Convert.FromBase64String(pass); using (MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider()) { byte[] keys = md5.ComputeHash(UTF8Encoding.UTF8.GetBytes(hash)); using (TripleDESCryptoServiceProvider tripdes = new TripleDESCryptoServiceProvider() { Key = keys, Mode = CipherMode.ECB, Padding = PaddingMode.PKCS7 }) { ICryptoTransform transform = tripdes.CreateDecryptor(); byte[] results = transform.TransformFinalBlock(data1, 0, data1.Length); passwordb = UTF8Encoding.UTF8.GetString(results); } } MessageBox.Show(passwordb); if (pass != "") { if (textBox2.Text == passwordb) { KasirHome a = new KasirHome(); a.ambil(textBox1.Text); a.Show(); } else { MessageBox.Show("password salah"); } } else { MessageBox.Show("username tidak ada"); } } }