Network Security Most IMP Topics for GTU Exam - Click Here
Unit – 1
Basic Terms of Network Security - Video Link | Blog Link
Network Security Model – Video Link | Blog Link
CIA Triangle (Security Services) – Video Link | Blog Link
Symmetric Cipher Model (Symmetric key cryptography) – Video Link | Blog Link
Asymmetric Cipher Model (Asymmetric key cryptography) – Video Link | Blog Link
Differentiate Symmetric and Asymmetric Key Cryptography – Video Link | Blog Link
Types of Attack: Blog Link
Active Attack – Video Link | Blog Link
Passive Attack – Video Link | Blog Link
Differentiate active attack and passive attack – Video Link | Blog Link
Substitution Cipher:
Caesar cipher – Video Link | Blog Link
Monoalphabetic Cipher – Video Link | Blog Link
Play fair cipher – Video Link | Blog Link
Vigenère Cipher (Polyalphabetic Cipher) – Video Link | Blog Link
One time pad cipher – Video Link | Blog Link
Hill Cipher – Video Link | Blog Link
Differentiate mono alphabetic and poly alphabetic cipher – Video Link | Blog Link
Transposition techniques:
Columnar Transposition Cipher – Video Link | Blog Link
Rail fence cipher (Zigzag Cipher) – Video Link | Blog Link
Differentiate Substitution cipher and Transposition cipher – Video Link | Blog Link
Unit – 2
Stream ciphers and Block ciphers – Video Link | Blog Link
Confusion & Diffusion (Frustrated Statistical Analysis or Claud Shannon Properties) – Video Link | Blog Link
Feistel Cipher Structure (to understand DES) – Video Link | Blog Link
Data Encryption Standard (DES) Algorithm – Video Link | Blog Link
DES Example using Animation – Video Link
Strength & Weakness of DES, Avalanche effect in DES – Video Link | Blog Link
Advanced Encryption Standard (AES) Algorithm with structure – Video Link | Blog Link
AES Introduction – Video Link | Blog Link
Plain text convert into 4x4 matrix in AES – Video Link | Blog Link
AES transformation function:
Sub Bytes – Video Link | Blog Link
Shift Rows – Video Link | Blog Link
Mix Column – Video Link | Blog Link
Add Round Key – Video Link | Blog Link
AES Example using Animation – Video Link
Key expansion in AES – Video Link | Blog Link
Unit – 3
Multiple encryptions in DES:
Double DES – Video Link | Blog Link
Triple DES – Video Link | Blog Link
Modes of operation in Block cipher & Applications of Block Cipher Modes – Video Link | Blog Link
Electronic Code Book (ECB Mode) – Video Link | Blog Link
Cipher Block Chaining Mode (CBC Mode) – Video Link | Blog Link
Cipher Feedback mode (CFB Mode) – Video Link | Blog Link
Output Feedback mode (OFB Mode) – Video Link | Blog Link
Counter mode (CTR Mode) – Video Link | Blog Link
Unit – 4
Public Key Cryptosystems with Applications – Video Link | Blog Link
Requirements and Cryptanalysis – Video Link | Blog Link
RSA algorithm (Explain with example step by step) – Video Link | Blog Link
Diffie-Hellman Key Exchange algorithm (Explain with example) – Video Link | Blog Link
Man-in-Middle attack in Diffie-Hellman – Video Link | Blog Link
Man-in-the Middle attack in DES – Video Link | Blog Link
Unit – 5
Introduction of Hash Function, Properties of Hash Function & Simple Hash Function – Video Link | Blog Link
Applications of Hash Function – Video Link | Blog Link
Requirement and Security of Hash Function – Video Link | Blog Link
Hash functions based on Cipher Block Chaining – Video Link | Blog Link
Secure Hash Algorithm (SHA-1) – Video Link | Blog Link
Message Digest (MD - 5) – Video Link | Blog Link
Difference between SHA 1 & MD 5 – Video Link | Blog Link
Unit – 6
Introduction of Message Authentication Code (MAC) | Application of MAC – Video Link | Blog Link
MAC based on Hash Functions (HMAC) – Video Link | Blog Link
MAC based on Block Ciphers – Video Link | Blog Link
Difference between hash function and MAC – Video Link | Blog Link
Unit – 7
Introduction of Digital Signature & its properties – Video Link | Blog Link
Digital Signature Requirements and security – Video Link | Blog Link
El Gamal & Schnorr Digital Signature Scheme – Video Link | Blog Link
Digital Signature Algorithm (Include RSA approach & Digital Signature Standard) – Video Link | Blog Link
Unit – 8
Key management and distribution – Video Link | Blog Link
Symmetric key distribution using symmetric Encryption – Video Link | Blog Link
Symmetric key distribution using asymmetric Encryption – Video Link | Blog Link
Distribution of public keys – Video Link | Blog Link
X.509 Certificate Format – Video Link | Blog Link
Obtain & Revoke X.509 Certificate – Video Link | Blog Link
Public key infrastructure (PKI) – Video Link | Blog Link
Unit – 9
Remote user authentication with symmetric encryption – Video Link | Blog Link
Kerberos Protocol terminology, requirement & working – Video Link | Blog Link
Kerberos Version 4 – Video Link | Blog Link
Kerberos Version 4 message exchange – Video Link | Blog Link
Kerberos Realm – Video Link | Blog Link
Unit – 10
Web Security Threats and Approaches – Video Link | Blog Link
SSL (Secure Socket Layer) – Video Link | Blog Link
HTTPS – Video Link | Blog Link
SSH – Video Link | Blog Link
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