Outer Key
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
0
1
2
3
4
5
6
7
8
9
.
?
!
&
@
W
E
S
T
R
C
O
N
6
.
J
U
L
Y
2
0
1
3
B
A
F
M
Z
I
P
X
Q
V
K
D
4
5
@
7
?
9
G
8
!
&
H
Inner Key
Text to encode:
Encoded Text:
""
Text to decode:
Decoded Text:
""