https://github.com/alisatodorova/information-security-basics

Assignments on Public-Key Crypto, Lattice-Based Encryption, Symmetric Crypto, RSA, Advanced Protocols
https://github.com/alisatodorova/information-security-basics

cryptography cybersecurity lattice-based-crypto public-key-cryptography rsa-cryptography symmetric-key-cryptography

Last synced: about 1 month ago
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Assignments on Public-Key Crypto, Lattice-Based Encryption, Symmetric Crypto, RSA, Advanced Protocols

• Host: GitHub
• URL: https://github.com/alisatodorova/information-security-basics
• Owner: alisatodorova
• Created: 2024-07-31T11:52:11.000Z (5 months ago)
• Default Branch: main
• Last Pushed: 2024-07-31T12:02:43.000Z (5 months ago)
• Last Synced: 2024-07-31T15:22:44.783Z (5 months ago)
• Topics: cryptography, cybersecurity, lattice-based-crypto, public-key-cryptography, rsa-cryptography, symmetric-key-cryptography
• Language: Jupyter Notebook
• Homepage:
• Size: 1.3 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Information-Security-Basics

My solutions to the assignments for my Information Security Basics course.

Public-Key Cryptography:

- OAEP Encryption and Decryption;

- PSS Signature and Verification;

- Is RSA Encryption Anonymous?

Lattice-Based Encryption:

- LWE Encryption and Decryption;

- RLWE Encryption and Decryption.

  

Symmetric Cryptography:

- Block and Stream Ciphers;

- Hash Functions;

- Assessing the Security of a Cipher;

- AES Round Trnasformations.

RSA:

- Key Generation;

- Encryption and Decryption;

- RSA Signature Scheme.

Advanced Protocols:

- El Gamal: Ciphertext, Encryption Algorithm, Multiplicative Homomorphic Property;

- Re-randomisation and shuffling of ciphertexts;

- Needham-Schroeder’s shared key protocol.