Question

explain playfair exion​

Answer 1

Answer:

The Playfair cipher encrypts pairs of letters (digraphs), instead of single letters as is the case with simpler substitution ciphers such as the Caesar Cipher. ... The playfair cipher starts with creating a key table. The key table is a 5×5 grid of letters that will act as the key for encrypting your plaintext.

Thanks they thiyo bhai

Answer 2

Answer:

In geometry, Playfair's axiom is an axiom that can be used instead of the fifth postulate of Euclid: In a plane, given a line and a point not on it, at most one line parallel to the given line can be drawn through the point.