Impact of Error Rate Misreporting on Resource Allocation in Multi-tenant Quantum Computing and Defense

Fuente: arXiv
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Autores principales: Das, Subrata, Ghosh, Swaroop
Formato: Preprint
Publicado: 2025
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author Das, Subrata
Ghosh, Swaroop
author_facet Das, Subrata
Ghosh, Swaroop
contents Cloud-based quantum service providers allow multiple users to run programs on shared hardware concurrently to maximize resource utilization and minimize operational costs. This multi-tenant computing (MTC) model relies on the error parameters of the hardware for fair qubit allocation and scheduling, as error-prone qubits can degrade computational accuracy asymmetrically for users sharing the hardware. To maintain low error rates, quantum providers perform periodic hardware calibration, often relying on third-party calibration services. If an adversary within this calibration service misreports error rates, the allocator can be misled into making suboptimal decisions even when the physical hardware remains unchanged. We demonstrate such an attack model in which an adversary strategically misreports qubit error rates to reduce hardware throughput, and probability of successful trial (PST) for two previously proposed allocation frameworks, i.e. Greedy and Community-Based Dynamic Allocation Partitioning (COMDAP). Experimental results show that adversarial misreporting increases execution latency by 24% and reduces PST by 7.8%. We also propose to identify inconsistencies in reported error rates by analyzing statistical deviations in error rates across calibration cycles.
format Preprint
id arxiv_https___arxiv_org_abs_2504_04285
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Impact of Error Rate Misreporting on Resource Allocation in Multi-tenant Quantum Computing and Defense
Das, Subrata
Ghosh, Swaroop
Quantum Physics
Cryptography and Security
Emerging Technologies
Cloud-based quantum service providers allow multiple users to run programs on shared hardware concurrently to maximize resource utilization and minimize operational costs. This multi-tenant computing (MTC) model relies on the error parameters of the hardware for fair qubit allocation and scheduling, as error-prone qubits can degrade computational accuracy asymmetrically for users sharing the hardware. To maintain low error rates, quantum providers perform periodic hardware calibration, often relying on third-party calibration services. If an adversary within this calibration service misreports error rates, the allocator can be misled into making suboptimal decisions even when the physical hardware remains unchanged. We demonstrate such an attack model in which an adversary strategically misreports qubit error rates to reduce hardware throughput, and probability of successful trial (PST) for two previously proposed allocation frameworks, i.e. Greedy and Community-Based Dynamic Allocation Partitioning (COMDAP). Experimental results show that adversarial misreporting increases execution latency by 24% and reduces PST by 7.8%. We also propose to identify inconsistencies in reported error rates by analyzing statistical deviations in error rates across calibration cycles.
title Impact of Error Rate Misreporting on Resource Allocation in Multi-tenant Quantum Computing and Defense
topic Quantum Physics
Cryptography and Security
Emerging Technologies
url https://arxiv.org/abs/2504.04285