Kode Program Form Identitas

LISTING PROGRAM Kode Program Form Home

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace SkripsiLagi { public partial class Form9 : Form { public Form9() { InitializeComponent(); } private void fileToolStripMenuItem_Click(object sender, EventArgs e) { this.Hide(); Form2 fr = new Form2(); fr.ShowDialog(); } private void helpToolStripMenuItem1_Click(object sender, EventArgs e) { this.Hide(); Form11 fr = new Form11(); fr.ShowDialog(); } private void exitToolStripMenuItem_Click_1(object sender, EventArgs e) { Application.Exit(); } private void helpToolStripMenuItem_Click(object sender, EventArgs e) { this.Hide(); Form10 fr = new Form10(); fr.ShowDialog(); } } }

Kode Program Form Identitas

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace SkripsiLagi { public partial class Form2 : Form { public Form2() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { this.Hide(); Form1 fr = new Form1(); fr.ShowDialog(); } } }

Kode Program Form Autentikasi

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Numerics; using System.Diagnostics; namespace SkripsiLagi { public partial class Form1 : Form { int p1_arb, p2_arb, n_arb = 0, e_arb, d_arb, totien_n; int p1_user1, p2_user1, n_user1 = 0, e_user1, d_user1; int p1_user2, p2_user2, n_user2 = 0, e_user2, d_user2; int[] X; public BigInteger[] sign_id1; public BigInteger[] sign_id2; public BigInteger sign_k1n, sign_k1e, sign_k2n, sign_k2e; BigInteger[] dekrip_id1; BigInteger[] dekrip_id2; BigInteger dekrip_k1n, dekrip_k1e, dekrip_k2n, dekrip_k2e; string id1, id2; int enkrip_sign_sk, enkrip_sign_t; Stopwatch sw = new Stopwatch(); Random rnd = new Random(); public Form1() { InitializeComponent(); } public Form1(string frm4, string aa) : this() { int dekrip_sign_sk = Convert.ToInt32(s_KeyDec.Text); int dekrip_sign_t = Convert.ToInt32(t_StampDec.Text); s_KeyDec.Text = ""; t_StampDec.Text = ""; MessageBox.Show(dekrip_sign_sk.ToString() + " : " + dekrip_sign_t.ToString()); } private void button2_Click(object sender, EventArgs e) { string identitas; //Sign User1 identitas = id_User1_Sign.Text; int[] id1 = new int[identitas.Length]; sign_id1 = new BigInteger[identitas.Length]; for (int i = 0; i < identitas.Length; i++) { id1[i] = Convert.ToInt32(identitas[i]); } for (int i = 0; i < id1.Length; i++) { sign_id1[i] = BigInteger.ModPow(id1[i], d_arb, n_arb); } sign_k1n = BigInteger.ModPow(n_user1, d_arb, n_arb); sign_k1e = BigInteger.ModPow(e_user1, d_arb, n_arb); //Sign User2 identitas = id_User2_Sign.Text; int[] id2 = new int[identitas.Length]; sign_id2 = new BigInteger[identitas.Length]; for (int i = 0; i < identitas.Length; i++) { id2[i] = Convert.ToInt32(identitas[i]); } for (int i = 0; i < id2.Length; i++) { sign_id2[i] = BigInteger.ModPow(id2[i], d_arb, n_arb); } sign_k2n = BigInteger.ModPow(n_user2, d_arb, n_arb); sign_k2e = BigInteger.ModPow(e_user2, d_arb, n_arb); Form3 fr3 = new Form3(sign_id1, sign_k1n, sign_k1e, sign_id2, sign_k2n, sign_k2e); fr3.Show(); /*string iduser1 = ""; dekrip_id1 = new BigInteger[sign_id1.Length]; dekrip_id2 = new BigInteger[sign_id2.Length]; int limit = sign_id1.Length; for (int i = 0; i < limit; i++) { iduser1 += sign_id1[i].ToString() + " "; } id_User1Dec.Text = iduser1; n_User1Dec.Text = sign_k1n.ToString();

e__User1Dec.Text = sign_k1e.ToString(); string iduser2 = ""; limit = sign_id2.Length; for (int i = 0; i < limit; i++) { iduser2 += sign_id2[i].ToString() + " "; } id_User2Dec.Text = iduser2; n_User2Dec.Text = sign_k2n.ToString(); e__User2Dec.Text = sign_k2e.ToString();*/ } private void button4_Click(object sender, EventArgs e) { BigInteger sKey = Convert.ToInt32(s_Key.Text); BigInteger time = Convert.ToInt32(t_Stamp.Text); BigInteger sign_sk, sign_t; sign_sk = BigInteger.ModPow(sKey, d_user1, n_user1); sign_t = BigInteger.ModPow(time, d_user1, n_user1); Form4 fr = new Form4(sign_sk, sign_t, e_user2, n_user2); //this.Hide(); fr.ShowDialog(); } private void button5_Click(object sender, EventArgs e) { sw.Start(); id1 = ""; id2 = ""; dekrip_id1 = new BigInteger[sign_id1.Length]; dekrip_id2 = new BigInteger[sign_id2.Length]; for (int i = 0; i < sign_id1.Length; i++) { dekrip_id1[i] = BigInteger.ModPow(sign_id1[i], e_arb, n_arb); id1 += char.ConvertFromUtf32((int)dekrip_id1[i]); } for (int i = 0; i < sign_id2.Length; i++) { dekrip_id2[i] = BigInteger.ModPow(sign_id2[i], e_arb, n_arb); id2 += char.ConvertFromUtf32((int)dekrip_id2[i]); } dekrip_k1n = BigInteger.ModPow(Convert.ToInt32(n_User1Dec.Text) , e_arb, n_arb); dekrip_k1e = BigInteger.ModPow(sign_k1e, e_arb, n_arb); dekrip_k2n = BigInteger.ModPow(Convert.ToInt32(n_User2Dec.Text), e_arb, n_arb); dekrip_k2e = BigInteger.ModPow(sign_k2e, e_arb, n_arb); sw.Stop(); time.Text = "Time: " + sw.Elapsed + " second"; Form6 fr = new Form6(id1, dekrip_k1n, dekrip_k1e, id2, dekrip_k2n, dekrip_k2e); fr.ShowDialog(); } private void button6_Click(object sender, EventArgs e) { sw.Start(); /*state = true;

s_KeyDec.Text = enkrip_sign_sk.ToString(); t_StampDec.Text = enkrip_sign_t.ToString();*/ enkrip_sign_sk = Convert.ToInt32(s_KeyDec.Text); enkrip_sign_t = Convert.ToInt32(t_StampDec.Text); int dekrip_sign_sk = (int)BigInteger.ModPow(enkrip_sign_sk, d_user2, n_user2); int dekrip_sign_t = (int)BigInteger.ModPow(enkrip_sign_t, d_user2, n_user2); int dekrip_sk = (int)BigInteger.ModPow(dekrip_sign_sk, e_user1, n_user1); int dekrip_t = (int)BigInteger.ModPow(dekrip_sign_t, e_user1, n_user1); sw.Stop(); time.Text = "Time: " + sw.Elapsed + " second"; Form7 fr = new Form7(dekrip_sk, dekrip_t); fr.ShowDialog(); } private void textBox22_TextChanged(object sender, EventArgs e) { } private void Form1_Load(object sender, EventArgs e) { if (id_User1.Text == "") { TextBox id1 = Application.OpenForms["Form2"].Controls["id_User1"] as TextBox; id_User1.Text = id1.Text; TextBox id2 = Application.OpenForms["Form2"].Controls["id_User2"] as TextBox; id_User2.Text = id2.Text; } //Form frm2 = Application.OpenForms["Form2"] as Form; //frm2.Dispose(); } public bool Fermat(BigInteger prime) { BigInteger a = 0; for (int i = 0; i <= prime.ToString().Length; i++) { a = Random(prime); if (!(BigInteger.ModPow(a, prime - 1, prime).IsOne)) { return false; } } return true; } public BigInteger Random(BigInteger prime) { BigInteger bigVal; int limit = rnd.Next(2, prime.ToString().Length); do {

string strVal = ""; if (prime.ToString().Length == 1) { for (int i = 0; i < prime.ToString().Length; i++) { int val = rnd.Next(2, 10); strVal += val.ToString(); } bigVal = BigInteger.Parse(strVal); } else { int val; for (int i = 0; i < limit; i++) { if (i == 0) { val = rnd.Next(0, Convert.ToInt32(prime.ToString().Substring(0, 1))); strVal += val.ToString(); } else { val = rnd.Next(0, 10); strVal += val.ToString(); } } bigVal = BigInteger.Parse(strVal); } } while (bigVal < 2 || bigVal >= prime); return bigVal; } private int get_e(int totien_n) { int e = 1; for (int i = 2; i < totien_n; i++) { if (BigInteger.GreatestCommonDivisor(i, totien_n) == 1) { e = i; break; } } return e; } private int get_d(int totien_n, int e) { int j = 1, ed = 0, d; while (ed != 1) { ed = (j * e) % totien_n; j++; } d = j - 1; return d; } private void btn_Kunci_Click(object sender, EventArgs e)

{ //Get Key Arbitrator p1_arb = rnd.Next(100, 1000); p2_arb = rnd.Next(100, 1000); while (!(Fermat((BigInteger)p1_arb) && Fermat((BigInteger)p2_arb))) { p1_arb = rnd.Next(100, 1000); p2_arb = rnd.Next(100, 1000); } n_arb = p1_arb * p2_arb; totien_n = (p1_arb - 1) * (p2_arb - 1); e_arb = get_e(totien_n); d_arb = get_d(totien_n, e_arb); n_Arbit.Text = n_arb.ToString(); e_Arbit.Text = e_arb.ToString(); d_Arbit.Text = d_arb.ToString(); //Get Key User 1 p1_user1 = rnd.Next(100, 1000); p2_user1 = rnd.Next(100, 1000); while (!(Fermat((BigInteger)p1_user1) && Fermat((BigInteger)p2_user1))) { p1_user1 = rnd.Next(100, 1000); p2_user1 = rnd.Next(100, 1000); } n_user1 = p1_user1 * p2_user1; if (n_user1 >= n_arb) btn_Kunci_Click(null, null); totien_n = (p1_user1 - 1) * (p2_user1 - 1); e_user1 = get_e(totien_n); d_user1 = get_d(totien_n, e_user1); n_User1.Text = n_user1.ToString(); e_User1.Text = e_user1.ToString(); d_User1.Text = d_user1.ToString(); //Get Key User 2 p1_user2 = rnd.Next(100, 1000); p2_user2 = rnd.Next(100, 1000); while (!(Fermat((BigInteger)p1_user2) && Fermat((BigInteger)p2_user2))) { p1_user2 = rnd.Next(100, 1000); p2_user2 = rnd.Next(100, 1000); } n_user2 = p1_user2 * p2_user2; if (n_user2 >= n_arb) btn_Kunci_Click(null, null); totien_n = (p1_user2 - 1) * (p2_user2 - 1); e_user2 = get_e(totien_n); d_user2 = get_d(totien_n, e_user2); n_User2.Text = n_user2.ToString(); e_User2.Text = e_user2.ToString(); d_User2.Text = d_user2.ToString(); id_User1_Sign.Text = id_User1.Text; n_User1_Sign.Text = n_User1.Text; e_User1_Sign.Text = e_User1.Text; id_User2_Sign.Text = id_User2.Text; n_User2_Sign.Text = n_User2.Text; e_User2_Sign.Text = e_User2.Text; } private int LCG() { int a = 106, b = 1283, m = 6075; X = new int[m]; for (int i = 1; i < m; i++) { X[i] = ((int)a * X[i - 1] + (int)b) % m; //hasil += X[i].ToString() + " "; } //richTextBox1.Text = hasil; int idx = rnd.Next(1, m); int key = X[idx]; return key; } private void btn_OK_Click(object sender, EventArgs e) { s_Key.Text = LCG().ToString(); t_Stamp.Text = DateTime.Now.ToString("hhmm"); } private void t_StampDec_TextChanged(object sender, EventArgs e) { /*if (s_KeyDec.Text != "" && t_StampDec.Text != "" && state == false) { enkrip_sign_sk = Convert.ToInt32(s_KeyDec.Text); enkrip_sign_t = Convert.ToInt32(t_StampDec.Text); s_KeyDec.Text = ""; t_StampDec.Text = ""; //MessageBox.Show(dekrip_sign_sk.ToString() + " : " + dekrip_sign_t.ToString()); }*/ } private void s_KeyDec_TextChanged(object sender, EventArgs e) { } } }

Kode Program Form Hasil Sign Arbitrator

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Numerics; namespace SkripsiLagi { public partial class Form3 : Form { public Form3() { InitializeComponent(); } public Form3(BigInteger[] sign_id1, BigInteger sign_k1n, BigInteger sign_k1e, BigInteger[] sign_id2, BigInteger sign_k2n, BigInteger sign_k2e) : this() { string iduser1 = ""; int limit = sign_id1.Length; for (int i = 0; i < limit; i++) { iduser1 += sign_id1[i].ToString() + " "; } id_User1_Sign.Text = iduser1; n_User1_Sign.Text = sign_k1n.ToString(); e_User1_Sign.Text = sign_k1e.ToString(); string iduser2 = ""; limit = sign_id2.Length; for (int i = 0; i < limit; i++) { iduser2 += sign_id2[i].ToString() + " "; } id_User2_Sign.Text = iduser2; n_User2_Sign.Text = sign_k2n.ToString(); e_User2_Sign.Text = sign_k2e.ToString(); //this.Form3_Load(null, null); } private void button1_Click(object sender, EventArgs e) { GroupBox gb = Application.OpenForms["Form1"].Controls["groupBox4"].Controls["groupBox6"] as GroupBox; TextBox id1 = gb.Controls["id_User1Dec"] as TextBox; id1.Text = id_User1_Sign.Text; TextBox n1 = gb.Controls["n_User1Dec"] as TextBox; n1.Text = n_User1_Sign.Text; TextBox e1 = gb.Controls["e__User1Dec"] as TextBox; e1.Text = e_User1_Sign.Text; TextBox id2 = gb.Controls["id_User2Dec"] as TextBox; id2.Text = id_User2_Sign.Text; TextBox n2 = gb.Controls["n_User2Dec"] as TextBox; n2.Text = n_User2_Sign.Text; TextBox e2 = gb.Controls["e__User2Dec"] as TextBox; e2.Text = e_User2_Sign.Text; Form fr = Application.OpenForms["Form1"] as Form; this.Hide(); } private void Form3_Load(object sender, EventArgs e) {

//InitializeComponent(); //Form1 frm1 = new Form1();// Application.OpenForms["Form1"] as Form; } } }

Kode Program Form Hasil Sign User1

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Numerics; namespace SkripsiLagi { public partial class Form4 : Form { int e2, n2; public Form4() { InitializeComponent(); } public Form4(BigInteger sign_sk, BigInteger sign_t, int e, int n) : this() { s_KeySign.Text = sign_sk.ToString(); t_StampSign.Text = sign_t.ToString(); e2 = e; n2 = n; } private void button1_Click(object sender, EventArgs e) { int sign_sk = Convert.ToInt32(s_KeySign.Text); int sign_t = Convert.ToInt32(t_StampSign.Text); BigInteger Enkrip_sign_sk = BigInteger.ModPow(sign_sk, e2, n2); BigInteger Enkrip_sign_t = BigInteger.ModPow(sign_t, e2, n2); Form5 fr = new Form5(Enkrip_sign_sk, Enkrip_sign_t); this.Hide(); fr.ShowDialog(); } private void Form4_Load(object sender, EventArgs e) { } } }

Kode Program Form Hasil Enkripsi User1

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Numerics; namespace SkripsiLagi { public partial class Form5 : Form { public Form5() { InitializeComponent(); } public Form5(BigInteger Enkrip_sign_sk, BigInteger Enkrip_sign_t) : this() { s_KeyEnkrip.Text = Enkrip_sign_sk.ToString(); t_StampEnkrip.Text = Enkrip_sign_t.ToString(); } private void button1_Click(object sender, EventArgs e) { GroupBox gb = Application.OpenForms["Form1"].Controls["groupBox4"].Controls["groupBox6"] as GroupBox; TextBox key = gb.Controls["s_KeyDec"] as TextBox; key.Text = s_KeyEnkrip.Text; TextBox time = gb.Controls["t_StampDec"] as TextBox; time.Text = t_StampEnkrip.Text; Form fr = Application.OpenForms["Form1"] as Form; this.Hide(); //fr.Show(); } private void Form5_Load(object sender, EventArgs e) { } } }

Kode Program Form Hasil Dekripsi Identitas dan Kunci

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Numerics; namespace SkripsiLagi { public partial class Form6 : Form { public Form6() { InitializeComponent(); } public Form6(string id1, BigInteger dekrip_k1n, BigInteger dekrip_k1e, string id2, BigInteger dekrip_k2n, BigInteger dekrip_k2e) : this() { id_User1.Text = id1; n_User1.Text = dekrip_k1n.ToString(); e_User1.Text = dekrip_k1e.ToString(); id_User2.Text = id2; n_User2.Text = dekrip_k2n.ToString(); e_User2.Text = dekrip_k2e.ToString(); } private void button5_Click(object sender, EventArgs e) { GroupBox gb1 = Application.OpenForms["Form1"].Controls["groupBox3"] as GroupBox; GroupBox gb2 = Application.OpenForms["Form1"].Controls["groupBox4"] as GroupBox; TextBox id1 = gb1.Controls["id_User1"] as TextBox; TextBox n1 = gb1.Controls["n_User1"] as TextBox; TextBox e1 = gb1.Controls["e_User1"] as TextBox; TextBox id2 = gb2.Controls["id_User2"] as TextBox; TextBox n2 = gb2.Controls["n_User2"] as TextBox; TextBox e2 = gb2.Controls["e_User2"] as TextBox; if (id_User1.Text == id1.Text && n_User1.Text == n1.Text && e_User1.Text == e1.Text && id_User2.Text == id2.Text && n_User2.Text == n2.Text && e_User2.Text == e2.Text) { MessageBox.Show("Identitas dan Kunci Publik Valid"); Button btn = gb2.Controls["groupBox6"].Controls["btn_Dec2User2"] as Button; btn.Enabled = true; } else MessageBox.Show("Identitas atau Kunci Publik tidak Valid"); this.Hide(); } private void Form6_Load(object sender, EventArgs e) { } } }

Kode Program Form Hasil Dekripsi Session Key dan Timestamp using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace SkripsiLagi { public partial class Form7 : Form { public Form7() { InitializeComponent(); } public Form7(int sk, int t) : this() { string time = t.ToString(); if (time.Length == 1) time = "000" + time; else if (time.Length == 2) time = "00" + time; else if (time.Length == 3) time = "0" + time; s_Key.Text = sk.ToString(); t_Stamp.Text = time; } private void button6_Click(object sender, EventArgs e) { GroupBox gb = Application.OpenForms["Form1"].Controls["groupBox3"].Controls["groupBox1"] as GroupBox; TextBox key = gb.Controls["s_Key"] as TextBox; if (s_Key.Text == key.Text) { int time = Convert.ToInt32(t_Stamp.Text); int time_now = Convert.ToInt32(DateTime.Now.ToString("hhmm")); if (time_now - time >= 0 && time_now - time <= 10) { MessageBox.Show("Session Key dan Timestamp valid"); this.Hide(); Form8 fr = new Form8(s_Key.Text); fr.ShowDialog(); } } else if (s_Key.Text != key.Text) { MessageBox.Show("Session Key dan Timestamp tidak valid"); this.Hide(); } } private void Form7_Load(object sender, EventArgs e) {

} } }

Kode Program Form Komunikasi

} } private void Form8_Load(object sender, EventArgs e) { } private void pesan_User1_TextChanged(object sender, EventArgs e) { if (pesan_User1.Text == "") btn_KirimUser1.Enabled = false; else btn_KirimUser1.Enabled = true; } private void pesan_User2_TextChanged(object sender, EventArgs e) { if (pesan_User2.Text == "") btn_KirimUser2.Enabled = false; else btn_KirimUser2.Enabled = true; } private void chat_Cipher_TextChanged(object sender, EventArgs e) { if (chat_Cipher.Text == "") btn_Simpan.Enabled = false; else btn_Simpan.Enabled = true; } private void btn_KirimUser1_Click(object sender, EventArgs e) { string pesan = "", pesan2 = ""; int ascii, plaintext; BigInteger cipher; foreach (char c in pesan_User1.Text) { ascii = Convert.ToInt32(c); cipher = BigInteger.ModPow(c, e_user2, n_user2); pesan += cipher.ToString() + " "; } //int j = chat_User1.TextLength; chat_User1.Text += "You: " + pesan_User1.Text + "\r\n"; chat_Cipher.Text += pesan + "\r\n"; //MessageBox.Show(j.ToString() + " " + chat_User1.TextLength); /*chat_User1.Select(j, 3); chat_User1.SelectionColor = Color.Blue; chat_User1.Select(j + 3, chat_User1.TextLength); chat_User1.SelectionColor = Color.Black;*/ pesan_User1.Text = ""; //chat_User1.Select(0, 0); string[] temp = pesan.Split(' '); int[] plain = new int[temp.Length]; for (int i = 0; i < temp.Length - 1; i++) { plain[i] = Convert.ToInt32(temp[i]); plaintext = (int)BigInteger.ModPow(plain[i], d_user2, n_user2); pesan2 += char.ConvertFromUtf32(plaintext);

} //int k = chat_User2.Text.Length; chat_User2.Text += user1 + ": " + pesan2 + "\r\n"; /*int length = user1.Length; chat_User2.Select(k, length); chat_User2.SelectionColor = Color.Red;*/ } private void btn_KirimUser2_Click(object sender, EventArgs e) { string pesan = "", pesan2 = ""; int ascii, plaintext; BigInteger cipher; foreach (char c in pesan_User2.Text) { ascii = Convert.ToInt32(c); cipher = BigInteger.ModPow(c, e_user1, n_user1); pesan += cipher.ToString() + " "; } //int k = chat_User2.Text.Length; chat_User2.Text += "You: " + pesan_User2.Text + "\r\n"; chat_Cipher.Text += pesan + "\r\n"; pesan_User2.Text = ""; //chat_User2.Select(k, 3); //chat_User2.SelectionColor = Color.Blue; string[] temp = pesan.Split(' '); int[] plain = new int[temp.Length]; for (int i = 0; i < temp.Length - 1; i++) { plain[i] = Convert.ToInt32(temp[i]); plaintext = (int)BigInteger.ModPow(plain[i], d_user1, n_user1); pesan2 += char.ConvertFromUtf32(plaintext); } //int j = chat_User1.Text.Length; chat_User1.Text += user2 + ": " + pesan2 + "\r\n"; //int length = user2.Length; //chat_User1.Select(j, length); //chat_User1.SelectionColor = Color.Red; } private void btn_Simpan_Click(object sender, EventArgs e) { string text = chat_Cipher.Text + "/" + user1 + "/" + n_user1.ToString() + "/" + e_user1.ToString() + "/" + user2 + "/" + n_user2.ToString() + "/" + e_user2.ToString(); string filename = "D:\\Data\\" + s_Key.Text + ".txt"; FileStream fstream = new FileStream(filename, FileMode.OpenOrCreate); StreamWriter sw = new StreamWriter(fstream); SeekOrigin seekorigin = new SeekOrigin(); sw.BaseStream.Seek(0, seekorigin); sw.WriteLine(text); sw.Flush(); MessageBox.Show("File berhasil disimpan", "Simpan", MessageBoxButtons.OK, MessageBoxIcon.Information); } private void Home_Click(object sender, EventArgs e)

{ Form9 frm = new Form9(); Form frm1 = Application.OpenForms["Form1"] as Form; frm1.Dispose(); this.Dispose(); frm.ShowDialog(); } } }

Kode Program Form Arsip

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; namespace SkripsiLagi { public partial class Form10 : Form { public Form10() { InitializeComponent(); } private void btn_OK_Click(object sender, EventArgs e) { string isi; FileStream fstream = new FileStream("D:\\Data\\" + s_Key.Text + ".txt", FileMode.Open, FileAccess.Read); StreamReader sr = new StreamReader(fstream); sr.BaseStream.Seek(0, SeekOrigin.Begin); isi = sr.ReadToEnd(); sr.Close(); string[] text = isi.Split('/'); txtCipher.Text = text[0]; id_User1.Text = text[1]; n_User1.Text = text[2]; e_User1.Text = text[3]; id_User2.Text = text[4]; n_User2.Text = text[5]; e_User2.Text = text[6]; } private void btn_Exit_Click(object sender, EventArgs e) { this.Hide(); Form9 fr = new Form9(); fr.ShowDialog(); } } }

Kode Program Form Help

using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace SkripsiLagi { public partial class Form11 : Form { public Form11() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { this.Hide(); Form9 fr = new Form9(); fr.ShowDialog(); } } }

Nama : Santo Palentin Manarias Tempat/Tanggal Lahir : Sukamakmur, 28 Oktober 1989 Agama : Kristen Alamat Sekarang : Jl. Jamin Ginting Gg Pembangunan No 3A Alamat Orang Tua : Bagan Batu - Riau Telp/ Hp : 081361628053 Email : santonainggolan@gmail.com

Riwayat Pendidikan

2009 – 2013 : S1 Ilmu Komputer Universitas Sumatera Utara, Medan 2005 – 2008 : SMA Katolik Budi Murni 1 Medan 2002 – 2005 : SMP Katolik Budi Murni 1 Medan 1996 – 2002 : SDN 112155 Gunung Raya

Pengalaman Organisasi dan Kegiatan Ilmiah

 2011-2012

Ketua Departemen Humas Pemerintahan Mahasiswa Fakultas Ilmu Komputer dan

Anggota Departemen Humas Ikatan Mahasiswa S1 Ilmu Komputer (IMILKOM),

 Teknologi Informasi (PEMA FASILKOM-TI) 2012-2013 Praktek Kerja Lapangan di PT. Adhi Karya Medan 

Kode Program Form Identitas

LISTING PROGRAM Kode Program Form Home