ROADMAP

Welcome to the Cryptography Roadmap! This guide is designed to take you from a beginner to an expert in cryptography. Each section covers essential topics and skills you need to become proficient and dangerous.

Checkout roadmap.sh/ai/cryptography

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PROJECTS - Beginner to Master

Beginner Projects

1. Caesar Cipher Implementation

   • Description: Create a program that can encrypt and decrypt messages using the Caesar cipher technique.
   • Skills: Basic programming, understanding substitution ciphers.

2. Vigenère Cipher Tool

   • Description: Develop a tool to encrypt and decrypt messages using the Vigenère cipher with a user-provided keyword.
   • Skills: Understanding polyalphabetic ciphers, string manipulation.

3. Frequency Analysis Attack

   • Description: Implement frequency analysis to break simple substitution ciphers without knowing the key.
   • Skills: Statistical analysis, pattern recognition.

4. RSA Key Generation

   • Description: Write a program to generate RSA public and private keys based on two prime numbers.
   • Skills: Prime number generation, understanding of RSA algorithm.

5. One-Time Pad Encryption

   • Description: Create an application that uses a one-time pad for encrypting and decrypting messages.
   • Skills: Random key generation, secure key management.

6. XOR Cipher Implementation

   • Description: Develop a simple XOR-based encryption and decryption tool.
   • Skills: Bitwise operations, basic encryption concepts.

7. Playfair Cipher Encoder/Decoder

   • Description: Implement the Playfair cipher to encode and decode messages using a keyword.
   • Skills: Matrix manipulation, understanding digraph ciphers.

8. Rail Fence Cipher Application

   • Description: Create a program that can encrypt and decrypt messages using the Rail Fence cipher.
   • Skills: Pattern recognition, basic programming.

9. Simple Hash Function Implementation

   • Description: Develop a basic hash function (e.g., sum of character codes modulo a number) for hashing strings.
   • Skills: Understanding of hashing principles, basic programming.

10. Base64 Encoder/Decoder

    • Description: Implement Base64 encoding and decoding for text data.
    • Skills: Data encoding techniques, binary-to-text conversion.

Intermediate Projects

11. Diffie-Hellman Key Exchange Simulation

    • Description: Simulate the Diffie-Hellman key exchange protocol between two parties to establish a shared secret.
    • Skills: Modular arithmetic, understanding of key exchange protocols.

12. AES Encryption and Decryption

    • Description: Implement the Advanced Encryption Standard (AES) for encrypting and decrypting data.
    • Skills: Block cipher understanding, key scheduling.

13. Elliptic Curve Cryptography (ECC) Library

    • Description: Develop a basic library for ECC operations, including point addition and scalar multiplication.
    • Skills: Elliptic curve mathematics, cryptographic libraries.

14. Hash Function Implementation (SHA-256)

    • Description: Implement the SHA-256 cryptographic hash function from scratch.
    • Skills: Bitwise operations, understanding of hashing algorithms.

15. Digital Signature Scheme

    • Description: Create a digital signature system using RSA or DSA to sign and verify messages.
    • Skills: Public-key cryptography, data integrity.

16. HMAC (Hash-Based Message Authentication Code) Implementation

    • Description: Implement HMAC using a chosen hash function to ensure message integrity and authenticity.
    • Skills: Understanding of message authentication, hash functions.

17. Secure Password Storage System

    • Description: Develop a system that securely stores user passwords using hashing and salting techniques.
    • Skills: Secure storage practices, hash functions.

18. Blowfish Encryption Algorithm

    • Description: Implement the Blowfish encryption algorithm for secure data encryption and decryption.
    • Skills: Block cipher understanding, encryption algorithms.

19. PBKDF2 Key Derivation Function

    • Description: Implement the PBKDF2 algorithm to derive cryptographic keys from passwords.
    • Skills: Key derivation, understanding of secure password handling.

20. OAuth 2.0 Implementation

    • Description: Create a basic OAuth 2.0 authentication server to manage user authentication and authorization.
    • Skills: Authentication protocols, secure token management.

Advanced Projects

21. PGP (Pretty Good Privacy) Encryption Tool

    • Description: Develop a PGP tool for encrypting, decrypting, signing, and verifying emails.
    • Skills: Combining symmetric and asymmetric encryption, key management.

22. Secure Messaging Application

    • Description: Build a messaging app that ensures end-to-end encryption between users.
    • Skills: Real-time communication, encryption protocols.

23. Blockchain-Based Cryptography

    • Description: Implement a simple blockchain with cryptographic features like hashing and digital signatures.
    • Skills: Blockchain principles, decentralized security.

24. Zero-Knowledge Proofs Implementation

    • Description: Create a system that demonstrates zero-knowledge proofs for simple statements.
    • Skills: Advanced cryptographic concepts, protocol design.

25. Homomorphic Encryption Scheme

    • Description: Implement a basic homomorphic encryption scheme that allows computations on encrypted data.
    • Skills: Understanding of homomorphic properties, mathematical foundations.

26. TLS/SSL Protocol Implementation

    • Description: Develop a simplified version of the TLS/SSL protocol to secure client-server communications.
    • Skills: Network protocols, secure communication.

27. Secure File Storage System

    • Description: Create a system that encrypts files before storage and decrypts them upon retrieval.
    • Skills: File I/O, encryption algorithms.

28. Passwordless Authentication System

    • Description: Develop an authentication system that uses cryptographic methods instead of traditional passwords.
    • Skills: Authentication protocols, public-key infrastructure.

29. Steganography Tool

    • Description: Implement a tool that hides encrypted messages within images or audio files.
    • Skills: Data embedding, file manipulation.

30. Secure Multi-Party Computation (SMPC)

    • Description: Create a protocol that allows multiple parties to compute a function over their inputs while keeping those inputs private.
    • Skills: Advanced cryptographic protocols, collaborative security.

Master Projects

31. Quantum-Resistant Cryptography

    • Description: Develop a cryptographic system that is resistant to quantum computing attacks.
    • Skills: Post-quantum algorithms, lattice-based cryptography.

32. Secure Voting System

    • Description: Build a voting system that ensures voter privacy and vote integrity using cryptographic techniques.
    • Skills: End-to-end verifiability, secure protocols.

33. Decentralized Identity Management

    • Description: Develop a system for decentralized identity verification using blockchain and cryptography.
    • Skills: Identity management, blockchain integration.

34. Cryptographic Protocol Verification

    • Description: Use formal methods to verify the security properties of a cryptographic protocol.
    • Skills: Formal verification, security proofs.

35. Secure Hardware Module Integration

    • Description: Integrate cryptographic algorithms with secure hardware modules like TPMs or HSMs.
    • Skills: Hardware-software interfacing, secure key storage.

36. Advanced Post-Quantum Algorithms

    • Description: Design and implement a novel post-quantum cryptographic algorithm.
    • Skills: Research and development, algorithm design.

37. Privacy-Preserving Machine Learning

    • Description: Develop machine learning models that preserve data privacy using techniques like differential privacy and homomorphic encryption.
    • Skills: Machine learning, privacy-enhancing technologies.

38. Secure Distributed Ledger Technology

    • Description: Create a secure distributed ledger with advanced cryptographic features such as sharding and consensus algorithms.
    • Skills: Distributed systems, advanced cryptography.

39. Automated Cryptanalysis Framework

    • Description: Develop a framework for performing automated cryptanalysis on various encryption algorithms.
    • Skills: Cryptanalysis techniques, software development.

40. Advanced Secure Communication Protocols

    • Description: Design and implement new secure communication protocols with enhanced cryptographic features.
    • Skills: Protocol design, security engineering.

41. Blockchain Privacy Enhancements

    • Description: Implement privacy features in blockchain systems, such as zk-SNARKs or ring signatures.
    • Skills: Zero-knowledge proofs, blockchain technology.

42. Secure Enclave Development

    • Description: Develop software that interacts with secure enclaves (e.g., Intel SGX) to perform confidential computations.
    • Skills: Secure hardware interaction, confidential computing.

43. Advanced Cryptographic Attacks Simulation

    • Description: Simulate and analyze advanced cryptographic attacks like side-channel attacks or fault injection.
    • Skills: Attack vectors, security analysis.

44. End-to-End Encrypted Cloud Storage

    • Description: Create a cloud storage solution that ensures all data is encrypted end-to-end, preventing unauthorized access.
    • Skills: Cloud computing, encryption protocols.

45. Dynamic Group Key Management System

    • Description: Develop a system that dynamically manages cryptographic keys for groups, supporting secure group communications.
    • Skills: Key management, group cryptography.

46. Secure IoT Communication Protocol

    • Description: Design a communication protocol for IoT devices that ensures data security and integrity.
    • Skills: IoT security, lightweight cryptography.

47. Advanced Homomorphic Encryption Applications

    • Description: Implement complex applications using fully homomorphic encryption, enabling computation on encrypted data.
    • Skills: Advanced homomorphic encryption, application development.

48. Biometric Encryption Systems

    • Description: Develop an encryption system that uses biometric data (e.g., fingerprints, facial recognition) as part of the encryption key.
    • Skills: Biometric data handling, secure encryption.

49. Secure Multi-Cloud Data Sharing

    • Description: Create a system that allows secure data sharing across multiple cloud providers using cryptographic techniques.
    • Skills: Multi-cloud integration, secure data sharing.

50. Autonomous Cryptographic Protocol Adaptation

    • Description: Develop protocols that can autonomously adapt their cryptographic parameters based on threat assessments.
    • Skills: Adaptive security, autonomous systems.

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