Specially have steel board adjustment function, graphic scale, rotate, mirror image, matrix permutation, idling, select line or line number, etc, Which will frequently be used in daily work.

This paper introduces a completely nonsingular matrix based substitution permutation network that can effectively improve the performance of the block cipher against linear cryptanalysis.

Applying permutation matrix, the association and the system isomorphism between contractual relationship modeling in theory and its operation in practice were verified.