Instructor:  Atallah Mikhail 
Duration: 8 week module; 3 hours per week
First Offering: Offered in Spring

Course Description:
Concepts and principles of cryptography and data security. Cryptography (secret codes): principles of secrecy systems; classical cryptographic systems, including Vigenere and vernam ciphers; the Data Encryption Standard (DES); public-key encryption, including the RSA and knapsack schemes; applications to computer networks and file and database systems; digital signatures. Access controls: formal models; capability-based systems. Information flow controls: lattice model; program verification. Security kernels and system verification. Database security: query modification techniques; inference controls for statistical databases. Proprietary software protection. Information theory and number theory.