Extensible Post Quantum Cryptography Based Authentication

Fuente: arXiv
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Autori principali: Riva-Cambrin, Homer A., Singh, Rahul, Lama, Sanju, Sutherland, Garnette R.
Natura: Preprint
Pubblicazione: 2025
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author Riva-Cambrin, Homer A.
Singh, Rahul
Lama, Sanju
Sutherland, Garnette R.
author_facet Riva-Cambrin, Homer A.
Singh, Rahul
Lama, Sanju
Sutherland, Garnette R.
contents Cryptography underpins the security of modern digital infrastructure, from cloud services to health data. However, many widely deployed systems will become vulnerable after the advent of scalable quantum computing. Although quantum-safe cryptographic primitives have been developed, such as lattice-based digital signature algorithms (DSAs) and key encapsulation mechanisms (KEMs), their unique structural and performance characteristics make them unsuitable for existing protocols. In this work, we introduce a quantum-safe single-shot protocol for machine-to-machine authentication and authorization that is specifically designed to leverage the strengths of lattice-based DSAs and KEMs. Operating entirely over insecure channels, this protocol enables the forward-secure establishment of tokens in constrained environments. By demonstrating how new quantum-safe cryptographic primitives can be incorporated into secure systems, this study lays the groundwork for scalable, resilient, and future-proof identity infrastructures in a quantum-enabled world.
format Preprint
id arxiv_https___arxiv_org_abs_2505_16112
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Extensible Post Quantum Cryptography Based Authentication
Riva-Cambrin, Homer A.
Singh, Rahul
Lama, Sanju
Sutherland, Garnette R.
Cryptography and Security
Cryptography underpins the security of modern digital infrastructure, from cloud services to health data. However, many widely deployed systems will become vulnerable after the advent of scalable quantum computing. Although quantum-safe cryptographic primitives have been developed, such as lattice-based digital signature algorithms (DSAs) and key encapsulation mechanisms (KEMs), their unique structural and performance characteristics make them unsuitable for existing protocols. In this work, we introduce a quantum-safe single-shot protocol for machine-to-machine authentication and authorization that is specifically designed to leverage the strengths of lattice-based DSAs and KEMs. Operating entirely over insecure channels, this protocol enables the forward-secure establishment of tokens in constrained environments. By demonstrating how new quantum-safe cryptographic primitives can be incorporated into secure systems, this study lays the groundwork for scalable, resilient, and future-proof identity infrastructures in a quantum-enabled world.
title Extensible Post Quantum Cryptography Based Authentication
topic Cryptography and Security
url https://arxiv.org/abs/2505.16112