Security trends-Security attacks, services, and mechanism – Cryptographic Conventional Encryption- Classical encryption techniques: Substitution ciphers and transposition ciphers –Block cipher principles-block cipher modes of Operation-DES, Advanced Encryption Standard (AES).

Mathematics Of Symmetric and Asymmetric Key Cryptography: Introduction to Groups, Rings, and fields - Modular arithmetic- Euclid’s Algorithm- Prime and primality testing - Fermat’s and Euler’s theorem - Chinese Remainder theorem. RSA Algorithm-Diffie Hellman Key exchange- Hash Functions-Hash Algorithms (MD5, Secure Hash Algorithm).

Cyber Threats-Cyber Warfare, Cyber Crime, Cyber terrorism, Cyber Espionage, etc., Comprehensive Cyber Security Policy. Fraud Techniques- Threat Infrastructure- Techniques to Gain a Foothold (Shellcode, SQL Injection, Malicious PDF Files)- Misdirection, Reconnaissance, and Disruption Methods-Case studies.

Data theft– Intrusion detection systems –Types of Insider Attack- Insider Threat Issues-Model of the Insider Sabotage Problem-Mitigation of Insider Sabotage problem

Security Planning - Business Continuity Planning - Handling Incidents - Risk Analysis -Dealing with Disaster - Emerging Technologies - The Internet of Things – Artificial Intelligence- Block chain- Case studies: Economics -Electronic Voting