private void button1_Click(object sender, EventArgs e) { //Connection String SqlConnection con = new SqlConnection(@"Data Source=(localdb)\ProjectsV13;Initial Catalog=StudentManagement;Integrated Security=True;Connect Timeout=30;Encrypt=False;TrustServerCertificate=False;ApplicationIntent=ReadWrite;MultiSubnetFailover=False"); SqlCommand cmd = new SqlCommand("SELECT UserID FROM [dbo].[logins] WHERE LoginName=@pLoginName AND PasswordHash=HASHBYTES('SHA2_512', @pPassword+CAST(Salt AS NVARCHAR(73)))", con); cmd.Parameters.AddWithValue("@pLoginName", textBox1.Text); cmd.Parameters.AddWithValue("@pPassword", textBox2.Text); SqlDataAdapter sda = new SqlDataAdapter(cmd); DataTable dt = new DataTable(); sda.Fill(dt); // Connection open here con.Open(); int i = cmd.ExecuteNonQuery(); con.Close(); if (dt.Rows.Count > 0) { MessageBox.Show("Successfully logged in"); this.Hide(); Homeform homeForm = new Homeform(); homeForm.Show(); } else { MessageBox.Show("Please enter Correct Username and Password"); } }
private void HomeToolStripMenuItem_Click(object sender, EventArgs e) { this.Hide(); Homeform homeForm = new Homeform(); homeForm.Show(); }