Implementasi Operasi XOR dan Teknik Transposisi Segitiga Untuk Pengamanan Citra JPEG Berbasis Android

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LISTING PROGRAM

Menu Enkripsi

package com.example.program;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException;

import java.io.OutputStreamWriter; import java.text.SimpleDateFormat; import java.util.ArrayList;

import java.util.Date; import java.util.Random;

import android.app.Activity; import android.app.AlertDialog;

import android.content.ActivityNotFoundException; import android.content.DialogInterface;

import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap;

import android.graphics.BitmapFactory; import android.graphics.Color;

import android.graphics.Bitmap.Config;

import android.graphics.drawable.BitmapDrawable; import android.net.Uri;

import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.util.Log;

import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.Toast;

public class Enkripsi extends Activity{ public int SELECT_PICTURE = 1;

public String selectedImagePath; EditText nama, ukuran, kunci;

ImageView img, imgxor, imgtranspos; Bitmap bmp;

Button btn_pilih, btn_acak, btn_xor, btn_transpos, btn_reset, btn_save, btn_tampil;

Integer x,y;

ArrayList<Integer> kunci1 ;

ArrayList<Integer> nilai_R = new ArrayList<Integer>(); ArrayList<Integer> nilai_G = new ArrayList<Integer>(); ArrayList<Integer> nilai_B = new ArrayList<Integer>(); ArrayList<Integer> nilai_Rh = new ArrayList<Integer>(); ArrayList<Integer> nilai_Gh = new ArrayList<Integer>(); ArrayList<Integer> nilai_Bh = new ArrayList<Integer>(); Integer baris,kolom;

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@Override

protected void onCreate(Bundle savedInstanceState){ super.onCreate(savedInstanceState);

setContentView(R.layout.enkripsi);

nama = (EditText)findViewById(R.id.editText1); ukuran = (EditText)findViewById(R.id.EditText01); img = (ImageView)findViewById(R.id.imageView1); imgxor = (ImageView)findViewById(R.id.ImageView01); imgtranspos = (ImageView)findViewById(R.id.ImageView02);

btn_tampil = (Button)findViewById(R.id.Buttonkunci); btn_tampil.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0){

File file=new File(namafilekunci);

if(file.exists())

{

try{

Intent i=new Intent(Intent.ACTION_EDIT);

i.setDataAndType(Uri.fromFile(file),"text/plain");

startActivity(i);

}

catch(ActivityNotFoundException e)

{

Toast.makeText(Enkripsi.this, "Proses gagal", Toast.LENGTH_LONG).show();

}

} } });

btn_pilih = (Button)findViewById(R.id.Buttonpilih); btn_pilih.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0) {

Intent intent = new Intent();

intent.setType("image/*");

intent.setAction(Intent.ACTION_GET_CONTENT);

startActivityForResult(Intent.createChooser(intent,"S elect Picture"), SELECT_PICTURE);

} });

btn_acak = (Button)findViewById(R.id.button1);

btn_acak.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0) {

kunci1 = new ArrayList<Integer>(); Random rand = new Random();

Bitmap bitmap =

((BitmapDrawable)img.getDrawable()).getBitmap(); for(int i=0;

i<bitmap.getHeight()*bitmap.getWidth();i++) {

kunci1.add(rand.nextInt(256));

}

Toast.makeText(getBaseContext(), "Kunci Berhasil Dibuat", Toast.LENGTH_SHORT).show();

} });

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btn_xor.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0) {

double startTime= System.currentTimeMillis();

Bitmap bitmap =

((BitmapDrawable)img.getDrawable()).getBitmap(); Bitmap hasil =

Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888); int p, R, G, B, k=0;

for(int i=0; i<bitmap.getWidth();i++) {

for(int j=0; j<bitmap.getHeight();j++)

{

p = bitmap.getPixel(i, j);

R = Color.red(p);

G = Color.green(p);

B = Color.blue(p);

hasil.setPixel(i, j, Color.argb(255,

R^kunci1.get(k), G^kunci1.get(k), B^kunci1.get(k)));

k++;

}

imgxor.setImageBitmap(hasil);

double endTime= System.currentTimeMillis();

double total =(endTime-startTime)/1000;

Toast.makeText(getBaseContext(), "Proses Enkripsi

XOR selesai dengan waktu " + total + "s", Toast.LENGTH_SHORT).show();

} });

btn_transpos = (Button)findViewById(R.id.Button02);

btn_transpos.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0) {

double startTime= System.currentTimeMillis();

Bitmap bitmap =

((BitmapDrawable)imgxor.getDrawable()).getBitmap(); Bitmap hasil =

Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888); int p, R, G, B, k=0;

for(int i=0; i<bitmap.getWidth();i++) {

{

p = bitmap.getPixel(i, j);

R = Color.red(p);

G = Color.green(p);

B = Color.blue(p);

nilai_R.add(R);

nilai_G.add(G);

nilai_B.add(B);

}

nilai_Rh.clear();

nilai_Gh.clear();

nilai_Bh.clear();

nilai_R = proses(nilai_R,1);

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nilai_B = proses(nilai_B,3);

for(int i=0; i<bitmap.getWidth();i++)

{

hasil.setPixel(i, j, Color.argb(255,

nilai_R.get(k), nilai_G.get(k), nilai_B.get(k)));

k++;

}

imgtranspos.setImageBitmap(hasil);

double endTime= System.currentTimeMillis();

double total =(endTime-startTime)/1000;

Toast.makeText(getBaseContext(), "Proses Enkripsi

Transposisi Segitiga selesai dengan waktu " + total + "s", Toast.LENGTH_SHORT).show();

} });

btn_reset = (Button)findViewById(R.id.Button04);

btn_reset.setOnClickListener(new View.OnClickListener(){ public void onClick(View arg0){

img.setImageResource(R.drawable.ssss);

imgxor.setImageResource(R.drawable.ssss);

imgtranspos.setImageResource(R.drawable.ssss);

nama.setText(""); ukuran.setText(""); }

});

btn_save = (Button)findViewById(R.id.Button05);

btn_save.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

Bitmap bitmap =

((BitmapDrawable)imgtranspos.getDrawable()).getBitmap ();

storeImage(bitmap);

} });

}

private void storeImage(Bitmap image) {

File pictureFile = getOutputMediaFile(); if (pictureFile == null) {

Log.d("ooo",

"Error creating media file, check storage permissions: ");// e.getMessage()); return;

} try {

double startTime= System.currentTimeMillis(); FileOutputStream fos = new

FileOutputStream(pictureFile);

image.compress(Bitmap.CompressFormat.PNG, 90, fos); fos.close();

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namafilekunci = pictureFile.getPath().substring(0, pictureFile.getPath().length()-4) + "_k.txt";

File myFile = new File(namafilekunci); myFile.createNewFile();

FileOutputStream fOut = new FileOutputStream(myFile); OutputStreamWriter myOutWriter = new

OutputStreamWriter(fOut);

for(int i = 0; i< kunci1.size()-1; i++)

myOutWriter.append(kunci1.get(i).toString()+"~");

myOutWriter.append(kunci1.get(kunci1.size()-1).toString()+"\n");

myOutWriter.close();

fOut.close();

String namafile = pictureFile.getPath().substring(0, pictureFile.getPath().length()-4) + ".txt";

myFile = new File(namafile); myFile.createNewFile();

fOut = new FileOutputStream(myFile);

myOutWriter = new OutputStreamWriter(fOut); for(int i = 0; i< nilai_Rh.size()-1; i++)

myOutWriter.append(nilai_Rh.get(i).toString()+"~");

myOutWriter.append(nilai_Rh.get(nilai_Rh.size()-1).toString()+"\n");

for(int i = 0; i< nilai_Gh.size()-1; i++)

myOutWriter.append(nilai_Gh.get(i).toString()+"~");

myOutWriter.append(nilai_Gh.get(nilai_Gh.size()-1).toString()+"\n");

for(int i = 0; i< nilai_Bh.size()-1; i++)

myOutWriter.append(nilai_Bh.get(i).toString()+"~");

myOutWriter.append(nilai_Bh.get(nilai_Bh.size()-1).toString()+"\n");

myOutWriter.append(baris.toString()+"\n"); myOutWriter.append(kolom.toString()+"\n"); myOutWriter.close();

fOut.close();

double endTime= System.currentTimeMillis();

double total =(endTime-startTime)/1000;

Toast.makeText(this, "File Berhasil Disimpan dengan waktu " + total + "s", Toast.LENGTH_SHORT).show();

} catch (FileNotFoundException e) {

Log.d("ooo", "File not found: " + e.getMessage()); } catch (IOException e) {

Log.d("ooo", "Error accessing file: " + e.getMessage()); }

}

private File getOutputMediaFile(){ File mediaStorageDir = new

File(Environment.getExternalStorageDirectory() + "/Pictures");

if (! mediaStorageDir.exists()){ if (! mediaStorageDir.mkdirs()){ return null;

} }

String timeStamp = new

SimpleDateFormat("ddMMyyyy_HHmm").format(new Date()); File mediaFile;

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mediaFile = new File(mediaStorageDir.getPath() + File.separator + mImageName);

return mediaFile; }

ArrayList<Integer> proses(ArrayList<Integer> temp, int x) {

int limit = 0, j = 1, i, row = 0, col = 0;

ArrayList<Integer> temp2 = new ArrayList<Integer>(); i=0;

limit = i*i;

while(limit<temp.size()) {

i++;

limit = i*i; row++;

}

col = row + (row-1);

String[][] triangle = new String[row][col]; int mid = ((col + 1) /2)-1;

int idx = 0;

for(i = 0; i<row; i++) {

for(j = mid-i; j<=mid+i; j++) {

if(temp.size() <= idx)

triangle[i][j] = "-1";

else

{

triangle[i][j] = temp.get(idx).toString();

idx++; }

} }

for(i=0; i<col; i++) for(j=0; j<row; j++)

if(triangle[j][i] != null && triangle[j][i] != "-1")

temp2.add(Integer.parseInt(triangle[j][i]));

for(i=0; i<col; i++) {

for(j=0; j<row; j++) {

if(triangle[j][i] != null)

{

if(x==1)

nilai_Rh.add(Integer.parseInt(triangle[j][i]));

else if(x==2)

nilai_Gh.add(Integer.parseInt(triangle[j][i]));

else if(x==3)

nilai_Bh.add(Integer.parseInt(triangle[j][i]));

}

} }

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public void onActivityResult(int requestCode, int resultCode, Intent data) {

if (resultCode == RESULT_OK) {

if (requestCode == SELECT_PICTURE) {

Uri selectedImageUri = data.getData();

selectedImagePath = getPath(selectedImageUri); nama.setText(selectedImagePath.toString()); try{

File f = new File(selectedImagePath); bmp = BitmapFactory.decodeStream(new

FileInputStream(f)); img.setImageBitmap(bmp);

if

(f.getPath().endsWith(".JPEG")||(f.getPath().endsWith(

".jpg"))) {

img.setImageBitmap(bmp); }

else {

nama.setText(""); ukuran.setText("");

img.setImageBitmap(null);

Toast.makeText(getBaseContext(), "Silahkan

pilih gambar dengan ekstensi .jpg atau JPEG", Toast.LENGTH_SHORT).show();

}

x = bmp.getWidth(); y = bmp.getHeight();

ukuran.setText(x.toString()+" X "+y.toString()); if ((bmp.getWidth() > 600) && (bmp.getHeight() > 600

)) {

nama.setText(""); ukuran.setText("");

img.setImageBitmap(null);

Toast.makeText(getBaseContext(), "silahkan pilih gambar lebih kecil dari 600 x 600 piksel", Toast.LENGTH_SHORT).show();

} }

catch (FileNotFoundException e){ e.printStackTrace();

} } } }

public String getPath(Uri uri) { if( uri == null ) { return null; }

String[] projection = { MediaStore.Images.Media.DATA }; Cursor cursor = managedQuery(uri, projection, null, null,

null);

if( cursor != null ){ int column_index =

cursor.getColumnIndexOrThrow(MediaStore.Images.Media.D ATA);

cursor.moveToFirst();

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cursor.close(); return path; }

return uri.getPath(); }

@Override

public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true;

}

@Override

public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) {

case R.id.action_home:

Intent home = new Intent(Enkripsi .this, MainActivity.class);

this.finish();

startActivity(home); break;

case R.id.action_enkripsi:

Intent enkrip = new Intent(Enkripsi .this, Enkripsi.class); this.finish();

startActivity(enkrip);

break;

case R.id.action_help:

Intent help = new Intent(Enkripsi .this, Help.class); this.finish();

startActivity(help);

break;

case R.id.action_dekripsi:

Intent dekrip = new Intent(Enkripsi .this, Dekripsi.class); this.finish();

startActivity(dekrip);

break; }

return super.onOptionsItemSelected(item); }

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Menu Dekripsi

package com.example.program; import java.io.BufferedReader; import java.io.File;

import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.FileReader; import java.io.IOException;

import java.io.OutputStreamWriter; import java.text.SimpleDateFormat; import java.util.ArrayList;

import java.util.Date;

import android.app.Activity;

import android.content.ActivityNotFoundException; import android.content.Intent;

import android.database.Cursor; import android.graphics.Bitmap;

import android.graphics.BitmapFactory; import android.graphics.Color;

import android.graphics.Bitmap.Config;

import android.graphics.drawable.BitmapDrawable; import android.net.Uri;

import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.util.Log;

import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.Toast;

public class Dekripsi extends Activity { public int SELECT_PICTURE = 1; public String selectedImagePath; EditText nama, ukuran;

ImageView img, imgxor, imgtranspos; Bitmap bmp;

Button btn_pilih, btn_xor, btn_transpos, btn_reset, btn_save, btn_tampil;

Integer x,y;

ArrayList<Integer> kunci1 = new ArrayList<Integer>(); ArrayList<Integer> nilai_R = new ArrayList<Integer>(); ArrayList<Integer> nilai_G = new ArrayList<Integer>(); ArrayList<Integer> nilai_B = new ArrayList<Integer>(); ArrayList<Integer> nilai_Rh = new ArrayList<Integer>(); ArrayList<Integer> nilai_Gh = new ArrayList<Integer>(); ArrayList<Integer> nilai_Bh = new ArrayList<Integer>(); int baris,kolom;

String namafilekunci; @Override

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super.onCreate(savedInstanceState); setContentView(R.layout.dekripsi);

nama = (EditText)findViewById(R.id.editText1); ukuran = (EditText)findViewById(R.id.EditText01); img = (ImageView)findViewById(R.id.imageView1); imgxor = (ImageView)findViewById(R.id.ImageView02); imgtranspos = (ImageView)findViewById(R.id.ImageView01);

btn_tampil = (Button)findViewById(R.id.Button06);

btn_tampil.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

File file=new File(namafilekunci); if(file.exists())

{

try{

Intent i=new Intent(Intent.ACTION_EDIT);

i.setDataAndType(Uri.fromFile(file),"tex t/plain");

startActivity(i);

}

catch(ActivityNotFoundException e)

{

Toast.makeText(Dekripsi.this, "error",Toast.LENGTH_LONG).show();

}

} });

btn_pilih = (Button)findViewById(R.id.Button01);

btn_pilih.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

Intent intent = new Intent(); intent.setType("image/*");

intent.setAction(Intent.ACTION_GET_CONTENT);

startActivityForResult(Intent.createChooser(in tent,"Select Picture"), SELECT_PICTURE); }

});

btn_transpos = (Button)findViewById(R.id.Button03);

btn_transpos.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

double startTime= System.currentTimeMillis(); Bitmap bitmap =

((BitmapDrawable)img.getDrawable()).getBitmap(); Bitmap hasil =

Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888); nilai_R = proses2(nilai_Rh);

nilai_G = proses2(nilai_Gh); nilai_B = proses2(nilai_Bh); int k=0;

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{

for(int j=0; j<bitmap.getHeight();j++) {

hasil.setPixel(i, j, Color.argb(255, nilai_R.get(k), nilai_G.get(k), nilai_B.get(k)));

k++; }

}

imgtranspos.setImageBitmap(hasil); double endTime= System.currentTimeMillis(); double total =(endTime-startTime)/1000;

Toast.makeText(getBaseContext(), "Proses Dekripsi Transposisi Segitiga selesai dengan waktu " + total + "s", Toast.LENGTH_SHORT).show();

} });

btn_xor = (Button)findViewById(R.id.Button02);

btn_xor.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

double startTime= System.currentTimeMillis(); Bitmap bitmap =

((BitmapDrawable)imgtranspos.getDrawable()).getBitmap(); Bitmap hasil = Bitmap.createBitmap(bitmap.getWidth(),

bitmap.getHeight(), Config.ARGB_8888); int p, R, G, B, k=0;

for(int i=0; i<bitmap.getWidth();i++) {

for(int j=0; j<bitmap.getHeight();j++)

{

p = bitmap.getPixel(i, j); R = Color.red(p);

G = Color.green(p); B = Color.blue(p);

hasil.setPixel(i, j, Color.argb(255, R^kunci1.get(k), G^kunci1.get(k), B^kunci1.get(k)));

k++;

}

imgxor.setImageBitmap(hasil);

double endTime= System.currentTimeMillis(); double total =(endTime-startTime)/1000;

Toast.makeText(getBaseContext(), "Proses Dekrip XOR selesai dengan waktu " + total + "s",

Toast.LENGTH_SHORT).show(); }

});

btn_reset = (Button)findViewById(R.id.Button04);

btn_reset.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

img.setImageResource(R.drawable.ssss); imgxor.setImageResource(R.drawable.ssss); imgtranspos.setImageResource(R.drawable.ssss); nama.setText("");

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} });

btn_save = (Button)findViewById(R.id.Button05);

btn_save.setOnClickListener(new View.OnClickListener() { public void onClick(View arg0) {

Bitmap bitmap =

((BitmapDrawable)imgxor.getDrawable()).getBitmap(); storeImage(bitmap);

} }); }

ArrayList<Integer> proses2(ArrayList<Integer> temp) {

int j = 1, i, row = baris, col = kolom;

ArrayList<Integer> temp2 = new ArrayList<Integer>(); String[][] triangle = new String[row][col];

int mid = ((col + 1) /2)-1; int idx = 0;

for(i = 0; i<col; i++) {

if( i >= mid) {

for(j = i-row+1; j<row; j++) {

triangle[j][i] = temp.get(idx).toString(); idx++;

} }

else if(i<mid) {

for(j = row-i-1; j<row; j++) {

triangle[j][i] = temp.get(idx).toString(); idx++;

} } }

for(i=0; i<row; i++) for(j=0; j<col; j++)

if(triangle[i][j] != null && triangle[i][j] != "-1")

temp2.add(Integer.parseInt(triangle[i][j])); return temp2;

}

public void onActivityResult(int requestCode, int resultCode, Intent data) {

String temp = "";

if (resultCode == RESULT_OK) {

if (requestCode == SELECT_PICTURE) { Uri selectedImageUri = data.getData();

selectedImagePath = getPath(selectedImageUri); temp =

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namafilekunci =

selectedImagePath.substring(0,selectedImagePath.length()-4) + "_k.txt";

nama.setText(selectedImagePath.toString());

try{

File f = new File(selectedImagePath);

bmp = BitmapFactory.decodeStream(new FileInputStream(f)); img.setImageBitmap(bmp);

x = bmp.getWidth(); y = bmp.getHeight();

ukuran.setText(x.toString()+" X "+y.toString());

}

catch (FileNotFoundException e){ e.printStackTrace();

}

File file = new File(namafilekunci);

try {

BufferedReader br = new BufferedReader(new FileReader(file));

String line;

line = br.readLine();

String[] tmp = line.split("~"); if(kunci1!=null)

kunci1.clear();

for(int i=0; i<tmp.length; i++) {

kunci1.add(Integer.parseInt(tmp[i])); }

br.close(); }

catch (IOException e) { e.printStackTrace(); }

file = new File(temp);

try {

BufferedReader br = new BufferedReader(new FileReader(file));

String line;

String[] tmp1 = line.split("~"); if(nilai_Rh!=null)

nilai_Rh.clear();

for(int i=0; i<tmp1.length; i++) {

nilai_Rh.add(Integer.parseInt(tmp1[i])); }

String[] tmp2 = line.split("~"); if(nilai_Gh!=null)

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{

nilai_Gh.add(Integer.parseInt(tmp2[i])); }

String[] tmp3 = line.split("~"); if(nilai_Bh!=null)

nilai_Bh.clear(); for(int i=0; i<tmp3.length; i++) {

nilai_Bh.add(Integer.parseInt(tmp3[i])); }

baris = Integer.parseInt(line); line = br.readLine();

kolom = Integer.parseInt(line);

br.close();

Toast.makeText(this, "File Dibuka", Toast.LENGTH_LONG).show();

}

catch (IOException e) { e.printStackTrace(); }

} } }

public String getPath(Uri uri) { if( uri == null ) { return null; }

String[] projection = { MediaStore.Images.Media.DATA }; Cursor cursor = managedQuery(uri, projection, null, null,

null);

if( cursor != null ){ int column_index =

cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA) ;

cursor.moveToFirst();

String path = cursor.getString(column_index); cursor.close();

return path; }

return uri.getPath(); }

private File getOutputMediaFile(){ File mediaStorageDir = new

File(Environment.getExternalStorageDirectory() + "/Pictures");

if (! mediaStorageDir.exists()){ if (! mediaStorageDir.mkdirs()){ return null;

} }

String timeStamp = new

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String mImageName="NUR_"+timeStamp +".jpg"; mediaFile = new File(mediaStorageDir.getPath() +

File.separator + mImageName); return mediaFile;

}

private void storeImage(Bitmap image) {

File pictureFile = getOutputMediaFile(); if (pictureFile == null) {

Log.d("ooo","Error creating media file, check storage permissions: ");

return; }

try {

FileOutputStream fos = new FileOutputStream(pictureFile); image.compress(Bitmap.CompressFormat.PNG, 90, fos); fos.close();

Toast.makeText(this, "File Berhasil Disimpan", Toast.LENGTH_SHORT).show();

} catch (FileNotFoundException e) {

Log.d("ooo", "File not found: " + e.getMessage()); } catch (IOException e) {

Log.d("ooo", "Error accessing file: " + e.getMessage()); }

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

getMenuInflater().inflate(R.menu.main, menu); return true; }

@Override

public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) {

case R.id.action_home:

Intent home = new Intent(Dekripsi.this, MainActivity.class);

this.finish(); startActivity(home); break;

case R.id.action_enkripsi:

Intent enkrip = new Intent(Dekripsi.this, Enkripsi.class);

this.finish();

startActivity(enkrip); break;

case R.id.action_help:

Intent help = new Intent(Dekripsi.this, Help.class); this.finish();

startActivity(help); break;

case R.id.action_dekripsi:

Intent dekrip = new Intent(Dekripsi.this, Dekripsi.class);

this.finish();

startActivity(dekrip); break;}

return super.onOptionsItemSelected(item); }

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D

AFTAR

R

IWAYAT

H

IDUP

CURRICULUM VITAE

I. DATA PRIBADI /Personal Identification Nama Lengkap

: Nurhasanah

Tempat/ Tgl. Lahir

: Guntung/ 17 Oktober 1995

Jenis Kelamin : Perempuan

Agama : Islam

Kebangsaan : Indonesia

Alamat : Desa Empat Negri Dusun VII Kec. Lima Puluh Kab. Batu Bara

Telepon : 089663362594

Email : [email protected]

II. KEMAMPUAN / _Capabilities

Bahasa : Bahasa Indonesia, Bahasa Inggris

Bahasa Pemrograman : C#, C++,Pascal

Database : MySQL

Lainnya : HTML, Ms. Office

III. PENDIDIKAN FORMAL / _{Formal Education}



[ 2013

–

2017 ]S1 Ilmu Komputer, Fakultas Ilmu Komputer dan Teknologi Informasi

Universitas Sumatera Utara



[ 2010

–

2013 ]MA Perguruan Cipta Simpang Dolok



[ 2007

–

2010 ]SMP Negeri 2 Lima Puluh



[ 2001

–

2007 ]SD Negeri No: 010162

IV. PELATIHAN DAN SEMINAR / _{Trainings & Workshop}

1) Peserta Seminar Nasional “Melalui Inovasi Teknologi untuk Menciptkan Mahasiswa Kreatif

dan Mandiri” , Universitas Sumatera Utara [2017]

2) Peserta Seminar IMPACT Medan “Success Has No Limit”, Universitas Sumatera Utara

[2016]

3) Peserta Workshop “Bank Indonesia Goes To Campus Bersama NET.”, Universitas

Sumatera Utara [2016]

4) Peserta Seminar Nasional Literasi Informasi (SENARAI) Fasilkom-TI Universitas Sumatera Utara [2014]

5) Peserta Seminar “What Will You Be?” IMILKOM Universitas Sumatera Utara [2013]

V. LAINNYA / Others

1) Penerima Beasiswa Bidik Misi [2013 – 2017]