This document provides examples and exercises on different encryption techniques using coordinate ciphers. It introduces coordinate ciphers using the alphabet grid, rivers, and numbers to substitute letters. Practice problems are provided to encrypt messages using these different ciphers.

2. SANDI MERAH PUTIH
P U T I H
M A B C D E
E F G H I J
R K L M N O
A P Q R S T
H U V W X Y
. . . . . Z
Sandi Merap-Putih = Sandi Koordinat
Contoh :
S T E L L A M A R I S J A Y A
AI AH MH RU RU MP RT MP AT EI AI EH MP HH MP
ET MH RT MP AH MT MH AT RT MP AH
H E M A T C E R M A T
AI-AH-MH-RU-RU-MP-RT-MP-AT-EI-AI-EH-MP-HH-MP

3. LATIHAN :
1. MI EI AI EI AP RU EI RI MU MH AT MP RI EI AI MH AH EI MP
D I S I P L I N B E R A N I S E T I A
AT MH RU MP RT MH RI Rh RU RH RI EU MI MP RI AH MP MU MP ET
R E L A M E N O L O N G D A N T A B A H
2.
P U T I H
M A B C D E
E F G H I J
R K L M N O
A P Q R S T
H U V W X Y
. . . . . Z
D A P A T D I P E R C A Y A
MI MP AP MP AH MI EI AP MH AT MT MP HH MP
3.
R A J I N T R A M P I L
4.

4. SANDI SUNGAI
S U N G A I B C
Z D
Y E
X F
W H
V J
T R Q P O M L K
Contoh :
S T E L L A M A R I S J A Y A
T S Y B B O I O U M T V O E O
L Y U S O Q P P R Q P V O H O L
B E R T A N G G U N G J A W A B

5. LATIHAN :
C O T MW T O E O Q P T Y T O I O I O Q R T V O
K A S I H S A Y A N G S E S A M A M A N U S J A
P A T R I O T Y A N G S O P A N K E S A T R Y A
G O S U M A S E O Q P T A G O Q C Y T O S U E O
G O S R W Z O Q T R C O L Y U I R T E O H O U O W
P R A J A M U D A K A R A N A I N D O N E S I A
U
1.
2.
3.
4.
S U N G A I B C
Z D
Y E
X F
W H
V J
T R Q P O M L K

6. MATERI 3 : SANDI AN
SANDI AN ( A = N)
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
N O P Q R S T U V W X Y Z A B C D E F G H I J K L M
CONTOH : Sandi AN
1.
F N X N J V E N O N X G V
S A K A W I R A B A K T I
2.
J A L E S V I V A J A Y A M A H E
W N Y R F I V I N W N L N Z N U R

7. LATIHAN : Sandi AN
1.
G B Y B A T F R T R E N W N J N O F B N Y A B Q H N
T O L O N G S E G E R A J A W A B S O A L N O D U A
2.
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
N O P Q R S T U V W X Y Z A B C D E F G H I J K L M
J A W A B D E N G A N C E R M A T D A N T E L I T I
W N J N O Q R A T N A P R E Z N G Q N A G R Y V G V
3.
X R E W N X N A C N X N V X H A P V F N A Q V N A
4.
S E M U A S O A L S U D A H S E L E S A I J A W A B

8. MATERI 4 : SANDI AZ
SANDI AZ (A=Z)
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
Z Y X W V U T S R Q P O N M L K J I H G F E D C B A
CONTOH :
1.
G I R H Z G B Z W Z H Z W Z I N Z
T R I S A T Y A D A S A D A R M A
2.
K O D E K E H O R M A T A N P R A M U K A
P L W V P V S L I N Z G Z M K I Z N F P Z

9. LATIHAN :
1.
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
Z Y X W V U T S R Q P O N M L K J I H G F E D C B A
H D Z Y F D Z M Z K Z P H Z
S W A B U W A N A P A K S A
2.
T O T A C H R I S T I P E R M A R I A M
3.
Z Y W R F G Z N Z Y Z T R M F H Z W Z M Y Z M T H Z
A B D I U T A M A B A G I N U S A D A N B A N G S A
4.
S U C I D A L A M P I K I R A N D A N P E R B U A T A N
H F X R W Z O Z N K R P R I Z M W Z M K V I Y F Z G Z M

10. MATERI 5 : SANDI ANGKA
SANDI ANGKA (A=1)
CONTOH :
1. 2 – 5 – 18 – 19 – 1 – 20 – 21- 11- 9 – 20 – 1 – 20 – 5 – 7 – 21 – 8
2.
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
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 26
2 5 18 19 1 20 21 11 9 20 1 20 5 7 21 8
B E R S A T U K I T A T E G U H
B E R C E R A I K I T A R U N T U H
2 5 18 3 5 18 1 9 11 9 20 1 18 21 14 20 21 8
2 – 5 – 18 – 3 – 5 – 18 – 1 – 9 – 11 – 9 – 20 – 1 – 18 – 21 – 14 – 20 – 21 - 8

11. LATIHAN :
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
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 26
1. 23 – 15 – 14 – 4 – 5 – 18 – 12 – 1 – 14 – 4 – 9 – 14 – 4 – 15 – 14 – 5 – 19 – 9 – 1
23 15 14 4 5 18 12 1 14 4 9 14 4 15 14 5 19 9 1
2.
R A J I N T R A M P I L D A N G E M B I R A
3. 18 – 5 – 12 – 1 – 13 – 5 – 14 – 15 – 12 – 15 – 14 – 7 – 4 – 1 – 14 – 20 – 1 – 2 – 1 – 8
18 5 12 1 13 5 14 15 12 15 14 7 4 1 14 20 1 2 1 8

12. 4.
D I S I P L I N B E R A N I D A N S E T I A