Lecture 1 Introduction to Cryptography Stefan Dziembowski University of Rome La Sapienza BiSS 2009 Bertinoro International Spring School 2-6 March 2009.
Classical (secret-key) cryptosystems 1 CHAPTER 4: Classical (secret-key) cryptosystems In this chapter we deal with some of the very old or quite old cryptosystems.
CHAPTER 4: Classical (secret-key) cryptosystems