Search This Blog

Friday, 4 September 2026

Project Titles for Course Project on CNS

0 comments

Project Titles on Cryptography and Network Security

 

S. No. 

 

Project Title 

 

Unit # 

 

Key Concepts 

 

 

1 

Secure File Encryption System Using Classical Cryptographic Techniques 

 

 

 

Unit I 

Substitution techniques; Transposition techniques; Symmetric cipher model 

 

 

2 

Hybrid Encryption System Using Caesar, Playfair and Hill Ciphers 

 

 

Unit I 

Substitution techniques; Playfair cipher; Hill cipher; Classical encryption 

 

3 

Secure Data Hiding Using Cryptography and Steganography 

 

Unit I 

Steganography; Classical encryption techniques 

 

 

4 

Cryptanalysis and Attack Analysis of Classical Encryption Algorithms 

 

 

Unit I 

Classical encryption; Substitution; Transposition; Cryptanalysis and weaknesses 

 

 

5 

Comparative Analysis of Symmetric Encryption Algorithms 

 

 

Unit II 

Stream ciphers; Block ciphers; Block cipher principles; Attacks on block ciphers 

 

 

 6 

DES-Based Secure File Encryption and Decryption System 

 

 

Unit II

Data Encryption Standard (DES); Block cipher principles; Encryption and decryption 

 

 7 

Secure Communication Using RC4 Stream Cipher 

 

Unit III 

Stream ciphers; RC4; Symmetric encryption 

 

8 

AES-Based Secure Data Storage and Retrieval System 

 

 Unit III 

Advanced Encryption Standard (AES); Block cipher 

 

9 

RSA-Based Secure Message Encryption and Digital Key Management 

 

Unit III 

Public key cryptography; RSA algorithm; Key management 

 

10 

Secure Key Exchange System Using Diffie–Hellman Algorithm 

 

Unit III 

Diffie–Hellman key exchange; Public key cryptography 

 

 

11 

Elliptic Curve Cryptography Based Secure Communication System 

 

 

Unit III 

Elliptic Curve Cryptography (ECC); Public key cryptography 

 

12 

Hybrid RSA–AES Encryption System for Secure File Transfer 

 

Units II & III 

AES; RSA; Block ciphers; Public key cryptography; Key management 

 

13 

Secure Password Storage Using Cryptographic Hash Functions 

 

Unit IV 

Cryptographic hash functions; Security requirements; Password integrity 

 

14 

File Integrity Verification System Using SHA-256/SHA-3 

 

Unit IV 

Secure Hash Algorithm (SHA); SHA-3; Data integrity 

 

 

15 

Secure Digital Document Authentication Using Cryptographic Hashing 

 

 

Unit IV 

Cryptographic hash functions; Authentication; Integrity 

 

16 

Comparative Security Analysis of SHA-2 and SHA-3 Hash Algorithms 

 

Unit IV 

SHA; SHA-3; Hash-function security requirements 

 

17 

Blockchain-Based Secure Academic Certificate Verification System 

 

Unit V 

Blockchain; Cryptographic hashing; Blockchain applications 

 

18 

Blockchain-Based Student Attendance Management System 

 

Unit V 

Blockchain; Distributed ledger; Blockchain applications 

 

 

19 

Blockchain-Based Secure Voting System Using Distributed Consensus 

 

 

Unit V 

Blockchain; Distributed consensus; Blockchain applications 

 

 

20 

Ethereum-Based Smart Contract for Secure Digital Transactions 

 

 

Unit V 

Ethereum; Smart contracts; Blockchain development platforms and APIs 

 

 

21 

Blockchain-Based Secure File Integrity and Data Sharing System 

 

 

Units IV & V 

Cryptographic hash functions; Blockchain; Data integrity; Blockchain applications 

Continue reading →