achieve three classical cryptography system and DES system and its analysis. P14 (affine) read into the document 11. Txt contents (lowercase letters, expressly) encryption and written 12. txt, can also generate documents declassified 13. txt. Vigenere, hill similar system. DES encryption and decryption system, including avalanche effect Differential analysis of the contents. Because I still just learning programming language and Cryptography in undergraduate school, the low level Uploading is the first to try. Consider a smaller number of points-huh.

Packet : 85375577cryptology.rar filelist
cryptology\11.txt
cryptology\21.txt
cryptology\31.txt
cryptology\affine.cpp
cryptology\DES.h
cryptology\desmain.cpp
cryptology\hill.cpp
cryptology\ReadMe.txt
cryptology\vigenere.cpp
cryptology

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