What is it about?
This article assists the reader in quickly gaining an appreciation and overview of quantum computing and postquantum cryptography. It explores the potential threat quantum computing poses to our current cryptographic systems and discusses the concept of postquantum cryptography, which aims to develop secure cryptographic techniques resistant to quantum attacks. Current cryptographic methods are reviewed and the article highlights the importance of ongoing cryptanalysis and the development of provably secure cryptographic algorithms, as well as global standardization efforts to facilitate the wide-spread adoption of postquantum cryptographic techniques.
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Why is it important?
The article discusses the imminent threat posed by the development of practical quantum computers. With major advancements in quantum computing technology and large corporate investments, there is a growing urgency to prepare for the potential vulnerabilities quantum computers could exploit in our current cryptographic systems. By exploring postquantum cryptography and potential solutions, the research aims to be a 'call to action' for researchers to stay ahead of the curve, ensuring that secure communication and data storage remain protected in the face of emerging quantum technologies.
Perspectives
This article provides a succinct yet sufficiently in-depth introduction to postquantum cryptography and postquantum threats to global security, for anyone interested, and not necessarily those who are actively researching in the field.
Brad Long
University of Queensland
Read the Original
This page is a summary of: Classical Solutions for Quantum Challenges: An Introduction to Postquantum Cryptography, ACM SIGCAS Computers and Society, September 2023, ACM (Association for Computing Machinery),
DOI: 10.1145/3656021.3656030.
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