INCS 741

Task: The problems of cryptography and secrecy systems furnish an interesting application of communication theory1. In this paper a theory of secrecy systems is developed. The approach is on a theoretical level and is intended to complement the treatment found in standard works on cryptography2. There, adetailed study is made of the many standard types of codes and ciphers, and of the ways of breaking them. We will be more concerned with the ge

20 Other / Other State University of New York / INCS 741 18 Nov 2020