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From Karel to picoCTF: You Can Win Your First Python CTF in 2026

The 2026 picoCTF competition has officially expanded with more challenges than ever before, yet the transition from the block-based logic of Karel to the raw Python scripting required for CTFs remains ...
IEEE

Beyond Classical Cryptography: A Systematic Review of Post-Quantum Hash-Based Signature Schemes, Security, and Optimizations

The emergence of quantum computing poses significant risks to the security of current cryptographic systems, particularly those reliant on classical algorithms vulnerable to quantum attacks. This ...
IEEE

A Survey on DNA-Based Cryptography and Steganography

Abstract: This paper provides a comprehensive survey of different techniques for Deoxyribonucleic acid (DNA) -based cryptography and steganography. DNA-based cryptography is an emerging field that ...