English
Related papers

Related papers: Blind quantum computing with two almost identical …

200 papers

Quantum technologies hold the promise of not only faster algorithmic processing of data, via quantum computation, but also of more secure communications, in the form of quantum cryptography. In recent years, a number of protocols have…

Quantum Physics · Physics 2016-12-01 Joseph F. Fitzsimons

Current cloud-based quantum processors offer access to advanced hardware hosted on a remote server, but do not guarantee data or algorithm privacy. Blind quantum computation provides information-theoretic privacy by enabling a client to…

Quantum Physics · Physics 2026-05-15 Yongxin Song , Johannes Knörzer , Kieran Dalton , Andreas Wallraff , Jean-Claude Besse

It is called blind quantum computation(BQC) that a client who has limited quantum technologies can delegate her quantum computing to a server who has fully-advanced quantum computers. But the privacy of the client's quantum inputs,…

Quantum Physics · Physics 2019-08-27 Xiaoqian Zhang

In the medium term, quantum computing must tackle two key challenges: fault tolerance and security. Fault tolerance will be solved with sufficiently high quality experiments on large numbers of qubits, but the scale and complexity of these…

Quantum Physics · Physics 2024-04-11 Ethan Davies , Alastair Kay

Blind quantum computation (BQC) protocol allows a client having partially quantum ability to del- egate his quantum computation to a remote quantum server without leaking any information about the input, the output and the intended…

Quantum Physics · Physics 2015-09-22 Shih-Min Hung , Tzonelih Hwang

Blind Quantum Computing (BQC) allows a client to have a server carry out a quantum computation for them such that the client's input, output and computation remain private. A desirable property for any BQC protocol is verification, whereby…

Quantum Physics · Physics 2017-07-12 Joseph F. Fitzsimons , Elham Kashefi

Blind quantum computing enables a client, who does not have enough quantum technologies, to delegate her quantum computing to a remote quantum server in such a way that her privacy is protected against the server. Some blind quantum…

Quantum Physics · Physics 2018-03-21 Tomoyuki Morimae

In the universal blind quantum computation problem, a client wants to make use of a single quantum server to evaluate $C|0\rangle$ where $C$ is an arbitrary quantum circuit while keeping $C$ secret. The client's goal is to use as few…

Quantum Physics · Physics 2023-03-06 Jiayu Zhang

Known protocols for secure delegation of quantum computations from a client to a server in an information theoretic setting require quantum communication. In this work, we investigate methods to reduce communication overhead. First, we…

Quantum Physics · Physics 2025-04-25 Abbas Poshtvan , Oleksandra Lapiha , Mina Doosti , Dominik Leichtle , Luka Music , Elham Kashefi

The recently proposed Universal Blind Quantum Computation (UBQC) protocol allows a client to perform an arbitrary quantum computation on a remote server such that perfect privacy is guaranteed if the client is capable of producing random…

Quantum Physics · Physics 2012-06-01 Vedran Dunjko , Elham Kashefi , Anthony Leverrier

The exploitation of certification tools by end users represents a fundamental aspect of the development of quantum technologies as the hardware scales up beyond the regime of classical simulatability. Certifying quantum networks becomes…

When a universal quantum computer is used by the public, it is assumed that it will be in the form of a quantum cloud server that exists in a few bases due to its cost. In this cloud server, privacy will be a crucial issue, and a blind…

Quantum Physics · Physics 2021-11-16 Yuichi Sano

Blind quantum computation allows a client with limited quantum capabilities to interact with a remote quantum computer to perform an arbitrary quantum computation, while keeping the description of that computation hidden from the remote…

Quantum Physics · Physics 2013-12-16 Atul Mantri , Carlos A. Perez-Delgado , Joseph F. Fitzsimons

Delegating difficult computations to remote large computation facilities, with appropriate security guarantees, is a possible solution for the ever-growing needs of personal computing power. For delegated computation protocols to be usable…

Quantum Physics · Physics 2015-08-24 Vedran Dunjko , Joseph F. Fitzsimons , Christopher Portmann , Renato Renner

Recent experimental achievements motivate an ever-growing interest from companies starting to feel the limitations of classical computing. Yet, in light of ongoing privacy scandals, the future availability of quantum computing through…

Quantum Physics · Physics 2021-10-13 Elham Kashefi , Dominik Leichtle , Luka Music , Harold Ollivier

Delegated quantum computing (DQC) enables limited clients to perform operations that are outside their capabilities remotely on a quantum server. Protocols for DQC are usually set up in the measurement-based quantum computation framework,…

Quantum Physics · Physics 2025-07-01 Fabian Wiesner , Jens Eisert , Anna Pappa

Blind quantum computing is a new secure quantum computing protocol where a client who does not have any sophisticated quantum technlogy can delegate her quantum computing to a server without leaking any privacy. It is known that a client…

Quantum Physics · Physics 2014-06-20 Tomoyuki Morimae

Blind quantum computation (BQC) allows a user who has limited quantum capability to complete a quantum computational task with the aid of a remote quantum server, such that the user's input, output, and even the algorithm can be kept hidden…

Quantum Physics · Physics 2021-06-02 Qin Li , Chengdong Liu , Yu Peng , Fang Yu , Cai Zhang

The universal blind quantum computation protocol (UBQC) (Broadbent, Fitzsimons, Kashefi 2009) enables an almost classical client to delegate a quantum computation to an untrusted quantum server (in form of a garbled quantum computation)…

Quantum Physics · Physics 2017-04-11 Elham Kashefi , Petros Wallden

Blind quantum computation is a new secure quantum computing protocol where a client, who does not have enough quantum technologies at her disposal, can delegate her quantum computation to a server, who has a fully-fledged quantum computer,…

Quantum Physics · Physics 2015-06-15 Tomoyuki Morimae , Keisuke Fujii