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CS-703 (A) Cryptography & Information Security Notes

5 notes for Cryptography & Information Security, unit by unit.

Unit 1 · Short notes Mathematical Background for Cryptography Abstract Algebra · Number Theory · Modular Inverse · Extended Euclid Algorithm · Fermat's Little Theorem · Euler Phi‑Function
Unit 2 · Short notes Advanced Encryption Standard and Public‑Key Cryptosystem Advanced Encryption Standard (AES) · Introduction to Public Key Cryptosystem · Discrete Logarithmic Problem · Diffie‑Hellman Key Exchange · Computational & Decisional Diffie‑Hellman Problem · RSA Assumptions & RSA Cryptosystem
Unit 3 · Short notes Message Authentication, Digital Signatures, Key Management and Hash Functions Message Authentication · Digital Signature · Key Management · Key Exchange · Hash Function · Universal Hashing
Unit 4 · Short notes Information Security and Network Security Threats in Networks · Network Security Controls – Architecture · Wireless Security · Honeypots · Traffic Flow Security · Firewalls – Design and Types of Firewalls
Unit 5 · Short notes Cryptography and Information Security Tools Spoofing tools (e.g., Arping, etc.) · Footprinting tools (nslookup, dig, Whois, etc.) · Vulnerability scanning tools (Angry IP, HPing2, IP Scanner, Global Network Inventory Scanner, Net Tools Suite Pack) · NetBIOS enumeration using NetView tool · Steganography tools (STools, Steghide, Steganos, Stegdetect, StegSpy) · Trojan detection tools (Netstat, fPort, TCPView, CurrPorts, Process Viewer)

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