Cryptography and Network Security Part 1/5 | WIlliam Stallings | Secure communication - S8 EC KTU

Introduction and Classic Encryption Techniques OSI security architecture, Security attacks – Passive attacks, Active attacks, Security services- Authentication, Access Control, Data Confidentiality, Data integrity, Nonrepudiation, Availability service. Model for network security. Symmetric cipher model, Cryptography, Cryptoanalysis, Substitution techniques- Hill Cipher, One time pad, Transposition Techniques Thank you for watching................ If you liked the video, consider subscribing 🙂