What is the rule for encryption in playfair cipher if the letters in a pair appear in same column?
Posted: Wed Jul 13, 2022 7:40 pm
a) they are replaced by the letter appearing immediately below them respectively
b) they are replaced by the letter appearing immediately right to them respectively
c) they are replaced by the letters at the corner of the row
d) that pair is neglected
b) they are replaced by the letter appearing immediately right to them respectively
c) they are replaced by the letters at the corner of the row
d) that pair is neglected