Most-perfect magic squares have due to their extreme symmetries excellent qualities to consider the use in encrypting and creating keys. A most-perfect magic square is a magic square were amongst other symmetries also 2x2 subsquares sums to a magic constant. 

Most-perfect magic squares have due to their extreme symmetries excellent qualities to consider the use in encrypting and creating keys. A most perfect magic square is a magic square were amongst other symmetries also 2x2 subsquares sums to a magic constant.