Perkuliahan 12 (21-22 November 2020)
Tabel Acuan :
Urutan |
A |
B |
C |
D |
E |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
Nilai |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
+Kunci |
K |
E |
J |
U |
R |
A |
N |
B |
C |
D |
F |
G |
H |
I |
L |
M |
O |
P |
Q |
S |
T |
V |
W |
X |
Y |
Z |
Jawaban :
Pesan (plain text) |
SUMPAH PEMUDA |
|||||||||||||||||||||||||
Kunci |
Yang kita gunakan kunci = KEJUJURAN sehingga huruf kunci yang digunakan “KEJURAN” |
|||||||||||||||||||||||||
Pesan |
S |
U |
M |
P |
A |
H |
P |
E |
M |
U |
D |
A |
||||||||||||||
Tahap 1 : nilai huruf berdasar tabel |
18 |
20 |
12 |
15 |
0 |
7 |
15 |
4 |
12 |
20 |
3 |
0 |
||||||||||||||
Tahap 2 : nilai huruf dari pesan -6 |
12 |
14 |
6 |
9 |
20 |
1 |
9 |
24 |
6 |
14 |
23 |
20 |
||||||||||||||
Tahap 3 : Hasil konversi pada tabel acuan berupa pesan rahasia (chipper text) dengan mengikuti urutan +kunci |
H |
L |
N |
D |
T |
E |
D |
Y |
N |
L |
X |
T |
||||||||||||||
Pesan Rahasia (Chipertext) |
HLNDTEDYNLXT |
|||||||||||||||||||||||||
|
||||||||||||||||||||||||||
Deskripsi (pengembalian pesan) tahap 2: Nilai huruf berdasarkan tabel |
Lakukan pembacaan tabel acuan dengan urutan dari +KUNCI ke urutan hurus ALFABET |
|||||||||||||||||||||||||
Deskripsi tahap 3: Huruf dari pesan dilakukan konversi balik sehingga diperoleh pesan asli (plain text) |
S |
U |
M |
P |
A |
H |
P |
E |
M |
U |
D |
A |
||||||||||||||
|
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Terima Kasih 🙏💖
1 201831013 AGIL BINTORO SANDY
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2 201831024 HUSNUZAN HIDAYAT PRATAMA ABBAS
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3 201831034 ALASAN FOWORENZES SINAGA
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4 201831043 DHANI OKTAVIAN ELFARABY
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6 201831055 ANNISA NURUL FAHIRA
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7 201831064 ARDIANSYAH
8 201831065 ARIO NUGROHO https://arionugroho112233.blogspot.com/?m=1
9 201831075 BRIGITA TIORA https://sobatksk.blogspot.com
10 201831086 DENNY WAHYU PRIYAMBODO https://kalkulus1berenang.blogspot.com/2020/09/keamanan-sistem-komputer-2.html
11 201831091 MELANTHON JOSSE SIRAIT https://melanthonsirait.blogspot.com/2020/09/keamanan-sistem-komputer-perkuliahan-2.html
12 201831095 MUHAMMAD FEBRIANSYAH
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14 201831117 SANDY.T.LAITUPA
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15 201831127 ALAN AKBAR
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20 201931038 ANGELIA AYUYOLANDA S https://keamanansistemkompas.blogspot.com/
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40 201931272 LILIES CAHYANTI
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41.201931018 Athalla Naufal Jafar
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