LISTING PROGRAM. if nargout [varargout{1:nargout}] = gui_mainfcn(gui_state, varargin{:}); else gui_mainfcn(gui_state, varargin{:}); end

Transkripsi

1 LISTING PROGRAM Kode Program Tampilan Home function varargout = beranda(varargin) gui_singleton = 1; gui_state = struct('gui_name', mfilename,... 'gui_singleton', gui_singleton,... 'gui_layoutfcn', [],... 'gui_callback', []); if nargin && ischar(varargin{1}) gui_state.gui_callback = str2func(varargin{1}); if nargout [varargout{1:nargout}] = gui_mainfcn(gui_state, varargin{:}); else gui_mainfcn(gui_state, varargin{:}); function beranda_openingfcn(hobject, eventdata, handles, varargin) handles.output = hobject; guidata(hobject, handles); function varargout = beranda_outputfcn(hobject, eventdata, handles) varargout{1} = handles.output; function Beranda_Callback(hObject, eventdata, handles) function Untitled_2_Callback(hObject, eventdata, handles) function Help_Callback(hObject, eventdata, handles) help function Exit_Callback(hObject, eventdata, handles) close all function Enkripsi_Callback(hObject, eventdata, handles) hill function Dekripsi_Callback(hObject, eventdata, handles) extract function latar_createfcn(hobject, eventdata, handles) FKripto=guidata(gcbo); p=imshow('bgr.bmp'); set(fkripto.latar,'userdata',p); function latar_buttondownfcn(hobject, eventdata, handles) function About_Callback(hObject, eventdata, handles) about function latar_deletefcn(hobject, eventdata, handles) Kode Program Enkripsi dengan kunci 1 function enkrip1_callback(hobject, eventdata, handles) % hobject handle to enkrip1 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) FKripto=guidata(gcbo); k11=str2double(get(handles.k11,'string')); k12=str2double(get(handles.k12,'string'));

2 k13=str2double(get(handles.k13,'string')); k14=str2double(get(handles.k14,'string')); k21=str2double(get(handles.k21,'string')); k22=str2double(get(handles.k22,'string')); k23=str2double(get(handles.k23,'string')); k24=str2double(get(handles.k24,'string')); k31=str2double(get(handles.k31,'string')); k32=str2double(get(handles.k32,'string')); k33=str2double(get(handles.k33,'string')); k34=str2double(get(handles.k34,'string')); k41=str2double(get(handles.k41,'string')); k42=str2double(get(handles.k42,'string')); k43=str2double(get(handles.k43,'string')); k44=str2double(get(handles.k44,'string')); kunci=[k11 k12 k13 k14;k21 k22 k23 k24;k31 k32 k33 k34;k41 k42 k43 k44]; dk=det(kunci); if dk==0 errordlg('determinan matriks kunci 1 tidak boleh 0'); input=get(fkripto.listbox1,'userdata'); if isequal(input,[]) errordlg({'plaintext tidak ditemukan.','silahkan isi plaintext.'},'error','modal'); tic; handles.kata=abs(input); handles.l=length(handles.kata); %menambahkan spasi agar jumlah array habis dibagi 4 handles.kata if mod(handles.l,4)~=0 while mod(handles.l,4)~=0 handles.l=handles.l+1; handles.ltemp=handles.l; i=1; for i=1:i<=(handles.ltemp-length(handles.kata)) handles.kata=[handles.kata char(32)]; handles.kata; %membuat matriks baru dengan ukuran 4xn, n=jumlah kolom (panjang kalimat/4) handles.word=abs(handles.kata); handles.temp=zeros(4,length(handles.word)/4);

3 handles.poskata=1; for i=1:(length(handles.word)/4) for k=1:4 handles.temp(k,i)=handles.word(1,handles.poskata); handles.poskata=handles.poskata+1; %disp(temp) %kata=kata handles.temp %perkalian matriks dengan kunci pertama handles.m=handles.temp; for i=1:length(handles.kata)/4 temp2=handles.m(:,i); sel=kunci*temp2; handles.m(:,i)=sel; handles.m %mengubah kebentuk array 1 dimensi handles.kos=zeros(1,length(handles.kata)); handles.poskol=1; h=waitbar(0,'harap Tunggu...'); while handles.poskol<=length(handles.kata); for i=1:(length(handles.kata)/4) sem=handles.m(:,i); handles.sem2= sem'; %sem' artinya transpose matriks sem for k=1:4 handles.kos(1,handles.poskol)=handles.sem2(1,k); handles.poskol=handles.poskol+1; %kos handles.askos=(abs(num2str(handles.kos)))'; handles.laskos=length(handles.askos); s=handles.laskos+4; %cp=abs(plain); %k=str2double(get(fkripto.ekunci1,'string')); %pt=abs(plain); set(fkripto.listbox2,'string',handles.askos); set(fkripto.listbox2,'userdata',handles.askos); set(fkripto.r,'string',num2str(s)); wk=toc*1000; set(fkripto.wkten,'string',num2str(wk)); waitbar(handles.poskol/length(handles.kata));

4 close(h); Kode Program Enkripsi dengan kunci 2 function enkripsi2_callback(hobject, eventdata, handles) % hobject handle to enkripsi2 (see GCBO) % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) FKripto=guidata(gcbo); m11=str2double(get(handles.m11,'string')); m12=str2double(get(handles.m12,'string')); m13=str2double(get(handles.m13,'string')); m14=str2double(get(handles.m14,'string')); m21=str2double(get(handles.m21,'string')); m22=str2double(get(handles.m22,'string')); m23=str2double(get(handles.m23,'string')); m24=str2double(get(handles.m24,'string')); m31=str2double(get(handles.m31,'string')); m32=str2double(get(handles.m32,'string')); m33=str2double(get(handles.m33,'string')); m34=str2double(get(handles.m34,'string')); m41=str2double(get(handles.m41,'string')); m42=str2double(get(handles.m42,'string')); m43=str2double(get(handles.m43,'string')); m44=str2double(get(handles.m44,'string')); kunci2=[m11 m12 m13 m14;m21 m22 m23 m24;m31 m32 m33 m34;m41 m42 m43 m44]; dm=det(kunci2); if dm==0 errordlg('determinan matriks kunci 2 tidak boleh 0'); cipher1=get(fkripto.listbox2,'userdata'); if isequal(cipher1,[]) errordlg({'belum ada ciphertext hasil enkripsi kunci 1.','silahkan lakukan enkripsi dengan kunci 1.'},'Error','modal'); tic; handles.word=abs(handles.kata); handles.temp=zeros(4,length(handles.word)/4); handles.poskata=1; for i=1:(length(handles.word)/4) for k=1:4 handles.temp(k,i)=handles.word(1,handles.poskata); handles.poskata=handles.poskata+1; %perkalian matriks dengan kunci kedua for i=1:length(handles.kata)/4 temp2=handles.m(:,i);

5 sel=kunci2*temp2; handles.m(:,i)=sel; handles.m %mengubah kebentuk array 1 dimensi handles.kos=zeros(1,length(handles.kata)); handles.poskol=1; h=waitbar(0,'harap Tunggu...'); while handles.poskol<=length(handles.kata); for i=1:(length(handles.kata)/4) sem=handles.m(:,i); handles.sem2= sem'; %sem' artinya transpose matriks sem for k=1:4 handles.kos(1,handles.poskol)=handles.sem2(1,k); handles.poskol=handles.poskol+1; %kos handles.askos=(abs(num2str(handles.kos)))'; handles.laskos=length(handles.askos); s=handles.laskos+4; %cp=abs(plain); %k=str2double(get(fkripto.ekunci1,'string')); %pt=abs(plain); set(fkripto.listbox3,'string',handles.askos); set(fkripto.listbox3,'userdata',handles.askos); set(fkripto.r2,'string',num2str(s)); wk=toc*1000; set(fkripto.wkten2,'string',num2str(wk)); waitbar(handles.poskol/length(handles.kata)); close(h); wkt1=str2double(get(fkripto.wkten,'string')); totalwktm=wkt1+wk; set(fkripto.totalwkt,'string',num2str(totalwktm)); set(fkripto.totalwkt,'userdata',num2str(totalwktm)); Kode Program Dekripsi function pushbutton6_callback(hobject, eventdata, handles) FKripto=guidata(gcbo); k11=str2double(get(handles.k11,'string')); k12=str2double(get(handles.k12,'string'));

6 k13=str2double(get(handles.k13,'string')); k14=str2double(get(handles.k14,'string')); k21=str2double(get(handles.k21,'string')); k22=str2double(get(handles.k22,'string')); k23=str2double(get(handles.k23,'string')); k24=str2double(get(handles.k24,'string')); k31=str2double(get(handles.k31,'string')); k32=str2double(get(handles.k32,'string')); k33=str2double(get(handles.k33,'string')); k34=str2double(get(handles.k34,'string')); k41=str2double(get(handles.k41,'string')); k42=str2double(get(handles.k42,'string')); k43=str2double(get(handles.k43,'string')); k44=str2double(get(handles.k44,'string')); m11=str2double(get(handles.m11,'string')); m12=str2double(get(handles.m12,'string')); m13=str2double(get(handles.m13,'string')); m14=str2double(get(handles.m14,'string')); m21=str2double(get(handles.m21,'string')); m22=str2double(get(handles.m22,'string')); m23=str2double(get(handles.m23,'string')); m24=str2double(get(handles.m24,'string')); m31=str2double(get(handles.m31,'string')); m32=str2double(get(handles.m32,'string')); m33=str2double(get(handles.m33,'string')); m34=str2double(get(handles.m34,'string')); m41=str2double(get(handles.m41,'string')); m42=str2double(get(handles.m42,'string')); m43=str2double(get(handles.m43,'string')); m44=str2double(get(handles.m44,'string')); kunci=[k11 k12 k13 k14;k21 k22 k23 k24;k31 k32 k33 k34;k41 k42 k43 k44]; kunci2=[m11 m12 m13 m14;m21 m22 m23 m24;m31 m32 m33 m34;m41 m42 m43 m44]; tic; data=get(handles.cpt,'userdata') data=str2num(data) data=data' data=char(data) data=str2num(data) detemp=zeros(4,length(data)/4); posdata=1; h=waitbar(0,'harap Tunggu...'); while posdata<=length(data)/4 for i=1:(length(data)/4) for k=1:4 detemp(k,i)=[data(1,posdata)]; posdata=posdata+1; waitbar(posdata/length(data)/4); close(h); detemp %perkalian matriks dengan invers kunci kedua for i=1:length(data)/4

7 detemp2=detemp(:,i); desel=inv(kunci2)*detemp2; detemp(:,i)=round(desel); detemp %perkalian matriks dengan invers kunci pertama for i=1:length(data)/4 detemp2=detemp(:,i); desel=inv(kunci)*detemp2; detemp(:,i)=round(desel); detemp %mengubah kebentuk array 1 dimensi kalimat=zeros(1,length(data)); poskol=1; h=waitbar(0,'harap Tunggu...'); while poskol<=length(data)/4 for i=1:(length(data)/4) sem=detemp(:,i); sem2= [sem']; %sem' artinya transpose matriks sem for k=1:4 kalimat(1,poskol)=sem2(1,k); poskol=poskol+1; waitbar(poskol/length(data)/4); close(h); kalimat; handles.kalimat=char(kalimat); set(fkripto.plain,'string',handles.kalimat); set(fkripto.plain,'userdata',handles.kalimat); wkt=toc*1000; set(fkripto.wktemb,'string',num2str(wkt)); Kode Program Embed function embed_callback(hobject, eventdata, handles) ) leb=str2num(get(handles.w,'string')) leg=str2num(get(handles.r,'string')) sisa=mod(leg,leb) if(sisa==1 sisa==2) errordlg({'lebar gambar anda tidak memenuhi syarat untuk penanda akhir,','silahkan cari gambar lain.'},'error','modal'); else tic; FKripto=guidata(gcbo); a=handles.askos; a=a'; last=[double('basrah')] a=[14 a ] s=length(a) aa=get(handles.w,'string'); aa=str2double(aa);

8 if(s<aa) lm=1; else lm=ceil(s/aa); za=zeros(1,(lm*aa)-s); a=[a za] detemp=zeros(lm,aa,3); pos=1; for i=1:lm for k=1:aa detemp(i,k,1)=a(1,pos); detemp(i,k,2)=0; detemp(i,k,3)=0; pos=pos+1; pos; stego2=detemp stego2; citcover=[handles.data1]; stegolay1=[citcover]; handles.citstego=[stego2;stegolay1]; gbr=handles.citstego(:,:,1) axes(handles.axes2); handles.open=imshow(handles.citstego); set(fkripto.axes2,'userdata',handles.open); t=toc*1000; set(fkripto.wkt,'string',num2str(t)); Kode Program Ekstrak function extract_callback(hobject, eventdata, handles) FKripto=guidata(gcbo) tic; I=handles.data1(:,:,1); w=get(handles.w,'string'); w=str2double(w); h=get(handles.h,'string'); h=str2double(h); if (I(1,1)==14) for i=1:h for k=1:w if((i(i,k)==35&&i(i,k+1)==35&&i(i,k+2)==35)) bakhir=i kakhir=k break tamp=zeros(1,bakhir*w);

9 posdata=1; h=waitbar(0,'harap Tunggu...'); while posdata<=bakhir; for i=1:bakhir for k=1:w tamp(1,posdata)=i(i,k); posdata=posdata+1; waitbar(posdata/bakhir); close(h); tamp for k=1:bakhir*w if(tamp(1,k)==35&&tamp(1,k+1)==35&&tamp(1,k+2)==35) behind=k break cptx =[tamp(1,2:behind-1)] cipher=cptx'; cipher=[(num2str(cipher))]; set(handles.cpt,'string',cipher); set(handles.cpt,'userdata',cipher); wt=toc*1000; set(fkripto.wkteks,'string',num2str(wt)); else errordlg('citra tidak menyimpan pesan rahasia');

10 1. DATA PRIBADI CURRICULUM VITAE Nama Lengkap : BASRAH NASUTION Nama Panggilan : BASRAH Tempat/ Tgl. Lahir : Padangsidimpuan, 14 Agustus 1990 Jenis Kelamin : Laki-laki Agama : Islam Warga Negara : Indonesia Alamat : Jln. Dr. Mansyur Gg. Sipirok No.3 Medan No. Telp./HP : -/ banasti@gmail.com Status : Belum Menikah 2. LATAR BELAKANG PENDIDIKAN No. Nama Sekolah Tahun 1. SDN Kota Padangsidimpuan SMP N.2 Kota Padangsidimpuan SMA N.4 Kota Padangsidimpuan S1 Ilmu Komputer PENGALAMAN KERJA No. Instansi/Unit Jabatan/Posisi Tahun 1. Asisten Ilmu Komputer USU Asisten Laboratorium 2012 (Pengajaran Berbantuan Komputer) 2. IKLC(Ilmu Komputer Asisten Laboratorium 2012 Laboratory Center) (Grafika Komputer) 3. IKLC(Ilmu Komputer Laboratory Center) Asisten Laboratorium (Pemrograman Internet) PENGALAMAN KURSUS/PELATIHAN/SEMINAR No. Nama Kursus/Pelatihan/Seminar Tahun 1. Jaya Course Workshop Addakwah Bloggership Camp (ABC) PELADKES BKM Al-Khuwarizmi Pelatihan Dasar Organisasi IMILKOM USU Seminar Sehari ROBOTIKA dan INFORMATIKA Seminar Teknologi Informasi The Development of Modern 2011

11 Operating System Technolog: Android The New Tr in Modern Operating System. 7. Workshop Digital Paperless Publication Workshop dasar pemrograman mikrokontroler SMART LIBRARY Diskusi Panel Sains Interdisipliner Dunia Terkini: Pengenalan 2010 Agent Based Model dan Aplikasinya 11. Workshop Teknik Hacking Workshop Teknik Dasar Fotografi Pembicara PLADKES UKMI Al-Khuwarizmi Pembicara Pelatihan Dasar Organisasi IMILKOM USU USU Workshop English Debating Seminar Nasional Kongres Nasional ILP2MI Pencaplokan Budaya PENGALAMAN ORGANISASI No Nama Organisasi Jabatan Tahun 1. Ikatan Mahasiswa Kota Kabid. LITBANG 2012 Padangsidimpuan (IMAKOPASID) 2. UKMI Al-Khuwarizmi Sekretaris Umum 2011 Fasilkom-TI USU 3. UKMI Ad-Dakwah USU Anggota Komunikasi Dakwah SGC (Smartgeneration Anggota Divisi Jaringan 2012 Community) USU 5. PEMA Fasilkom-TI USU Kabid. ROHIS IKLC (Ilmu Komputer Ketua Umum 2013 Laboratory Center) 7. Sobat Bumi Medan Anggota PRESTASI/PENGHARGAAN No Prestasi/Penghargaan Tahun 1. Finalis Nasional Trust By Danone Cadre Of This Month UKMI Ad Dakwah USU. 3. Pemenang Hibah Bina Desa MITI PENGABDIAN MASYARAKAT No Kegiatan Pengabdian Tahun 1. IKLC Mengabdi Pelatihan Spesifikasi Ilmu 2012 Komputer di SMA N 1 Perbaungan Kab.Serdang Bedagai SUMUT 2. Bakti Sosial Panti Asuhan Bani Adam UKMI Al- Khuwarizmi Fasilkom-TI USU 2011

12 3. Gerakan Seribu Qur an UKMI Ad-Dakwah USU Sedekah Bumi Sobat Bumi Medan Sedekah Bumi Aksi tanam pohon di pondok pesantren yatim darul fatimah Binjai SUMUT 6 Penyelenggara Try Out SNMPTN Se-Kota Padangsidimpuan IMAKOPASID Demikian riwayat hidup ini saya perbuat dengan sebenar-benarnya. Hormat saya, BASRAH NASUTION