Nature Unknown label
Credit hour 3
Total number of hours 20
Number of hours for lectures 20

Content

Nowadays security is one of the main concerns. In a first part we present historical and modern cryptographic mechanisms. We after describe existing models for evaluating the security of cryptographic primitives. Then we see how it is possible to use these primitives to ensure secure communications over unsecure channels or in a hostile environment, that is, in the presence of an intruder controlling the communication.