Keamanan Sistem Komputer Pertemuan 12
Pesan(baris) |
S |
U |
M |
P |
A |
H |
P |
E |
M |
U |
D |
A |
Kunci(kolom) |
K |
E |
J |
U |
J |
U |
R |
A |
N |
K |
E |
J |
Enkripsi |
(S,K)=C |
(U,E)=Y |
(M,J)=V |
(P,U)=J |
(A,J)=J |
(H,U)=B |
(P,R)=G |
(E,A)=E |
(M,N)=Z |
(U,K)=E |
(D,E)=H |
(A,J)=J |
Enkripsi |
Tempatkan HURUF PESAN
pada ruang BARIS, kemudian cari HURUF KUNCI pada ruang KOLOM, |
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Cipher text |
CYVJJBGEZEHJ |
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Dekripsi |
S |
U |
M |
P |
A |
H |
P |
E |
M |
U |
D |
A |
Dekripsi |
Berdasarkan HURUF cipher text yang berada di titik ISI table acuan carilah HURUF KUNCI pada bagian KOLOM sejajar, sehingga HURUF PESAN dapat ditemukan pada bagian BARIS sejajar |
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Plain text |
SUMPAH PEMUDA |
Penjelasa dan hasil
Tabel acuan
Pesan=> |
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 |
A |
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 |
B |
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 |
A |
C |
C |
D |
E |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
D |
D |
E |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
E |
E |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
F |
F |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
G |
G |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
F |
H |
H |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
F |
G |
I |
I |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
F |
G |
H |
J |
J |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
F |
G |
H |
I |
K |
K |
L |
M |
N |
O |
P |
Q |
R |
S |
T |
U |
V |
W |
X |
Y |
Z |
A |
B |
C |
D |
E |
F |
G |
H |
I |
J |
L |
L |
M |
N |
O |
P |
Q |
R |
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T |
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Z |
A |
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D |
E |
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G |
H |
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K |
M |
M |
N |
O |
P |
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Z |
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D |
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L |
N |
N |
O |
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KUNCI |
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