Cryptography: Classical versus Post-Quantum

TL;DR

This survey compares classical and post-quantum cryptography, emphasizing the importance of developing quantum-safe systems to ensure future secure communication in the face of quantum computing threats.

Contribution

It provides an overview of various post-quantum cryptography techniques and highlights the necessity of deploying quantum-resistant cryptographic systems.

Findings

Post-quantum cryptography is essential for future security.

Quantum-safe cryptography will become the standard in secure communication.

Development efforts are crucial for post-quantum cryptographic systems.

Abstract

The advantages of post-quantum cryptography over classical cryptography are covered in this survey. We address several post-quantum cryptography techniques. We conclude that the deployment of quantum-safe cryptographic systems is anticipated to be the future of secure communication, and that the development of post-quantum cryptography is essential to guarantee the security of sensitive information in the post quantum era.