Substitution Ciphers
These are ciphers like you would see on a "matrix" crossword
You would need to have at least some of the letters or have to perform frequency analysis to get the some common letters (E, T, (A,I,O,N,S), H, R)
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