Question

which is not true about playfair cipher ?
a. the cipher text contains set of 4 letters in case of diagrams of plaintext
b. it uses diagrams
c. playfair cipher takes letters in pairs
d. it's uses trigram


question from it please answer correctly​

Answer 1

Explanation:

d. it's uses trigram

.

.

sorry Army Imma not sure:(

Answer 2

Answer:

a

Explanation:

i think soooooooooooo