Back To The Course Introduction Free Video Tutorials and Notes Lectures Overview on Modern Cryptography Free Video Tutorials and Notes Lectures Introduction to Number Theory Free Video Tutorials and Notes Lectures Probability and Information Theory Free Video Tutorials and Notes Lectures Classical Cryptosystems Free Video Tutorials and Notes Lectures Cryptanalysis of Classical Ciphers Free Video Tutorials and Notes Lectures Shannons Theory Free Video Tutorials and Notes Lectures Shannons Theory (Contd...1) Free Video Tutorials and Notes Lectures Shannons Theory (Contd...2) Free Video Tutorials and Notes Lectures Symmetric Key Ciphers Free Video Tutorials and Notes Lectures Block Cipher Standards (DES) Free Video Tutorials and Notes Lectures Block Cipher Standards (AES) Free Video Tutorials and Notes Lectures Block Cipher Standards (AES) (Contd.) Free Video Tutorials and Notes Lectures Linear Cryptanalysis Free Video Tutorials and Notes Lectures Differential Cryptanalysis Free Video Tutorials and Notes Lectures Few other Cryptanalytic Techniques Free Video Tutorials and Notes Lectures Overview on S-Box Design Principles Free Video Tutorials and Notes Lectures Modes of Operation of Block Ciphers Free Video Tutorials and Notes Lectures Stream Ciphers Free Video Tutorials and Notes Lectures Stream Ciphers (Contd...1) Free Video Tutorials and Notes Lectures Stream Ciphers (Contd...2) Free Video Tutorials and Notes Lectures Pseudorandomness Free Video Tutorials and Notes Lectures Cryptographic Hash Functions Free Video Tutorials and Notes Lectures Cryptographic Hash Functions (Contd...1) Free Video Tutorials and Notes Lectures Cryptographic Hash Functions (Contd...2) Free Video Tutorials and Notes Lectures Computer - Cryptography and Network Security Free Video Tutorials and Notes LecturesBlock Cipher Standards (AES) Free Video Tutorials and Notes LecturesCryptography and Network Security by Prof. D. Mukhopadhyay, Department of Computer Science and Engineering, IIT Kharagpur. For more details on NPTEL visit http://nptel.iitm.ac.in