Encrypted control for networked systems: An illustrative introduction and current challenges

MS Darup, AB Alexandru, DE Quevedo… - IEEE Control Systems …, 2021 - ieeexplore.ieee.org
Cloud computing and distributed computing are becoming ubiquitous in many modern
control areas such as smart grids, building automation, robot swarms, and intelligent …

Cloud-based MPC with encrypted data

AB Alexandru, M Morari… - 2018 IEEE conference on …, 2018 - ieeexplore.ieee.org
This paper explores the privacy of cloud out-sourced Model Predictive Control (MPC) for a
linear system with input constraints. A client sends her private states to the cloud who …

Cloud-based quadratic optimization with partially homomorphic encryption

AB Alexandru, K Gatsis, Y Shoukry… - … on Automatic Control, 2020 - ieeexplore.ieee.org
This article develops a cloud-based protocol for a constrained quadratic optimization
problem involving multiple parties, each holding private data. The protocol is based on the …

Privacy-preserving quantum annealing for Quadratic Unconstrained Binary Optimization (QUBO) problems

M Xie, Y Zhang, S Zhong, Q Li - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Quantum annealers offer a promising approach to solve Quadratic Unconstrained Binary
Optimization (QUBO) problems, which have a wide range of applications. However, when a …

Attack detection and prevention for encrypted control systems by application of switching-key management

K Kogiso - 2018 IEEE Conference on Decision and Control …, 2018 - ieeexplore.ieee.org
This study proposes an encrypted control system capable of the dynamic management of
the switching of public and private keys as a means of enhancing cyber-security. Dynamic …

Privacy-preserving distributed learning via obfuscated stochastic gradients

S Gade, NH Vaidya - 2018 IEEE Conference on Decision and …, 2018 - ieeexplore.ieee.org
Distributed (federated) learning has become a popular paradigm in recent years. In this
scenario private data is stored among several machines (possibly cellular or mobile …

Secure observer-based motion control based on controller encryption

K Teranishi, M Kusaka, N Shimada… - 2019 American …, 2019 - ieeexplore.ieee.org
Disturbance observer-based motion control, one of effective schemes for force control and
uncertainty compensation has been widely used in industrial systems such as manipulators …

Development and examination of encrypted control systems

K Kogiso, R Baba, M Kusaka - 2018 IEEE/ASME International …, 2018 - ieeexplore.ieee.org
This study develops a practical encrypted control system using a DC motor and observes the
properties of the encrypted control system in terms of its applicability, encrypted-induced …

Control-theoretic approach to malleability cancellation by attacked signal normalization

K Teranishi, K Kogiso - IFAC-PapersOnLine, 2019 - Elsevier
In this study, we propose a novel attack for encrypted control systems along with a
cancellation method for the attacks. The attacks assign the poles of closed-loop systems by …

Experimental Validation of Encrypted Quadratic Optimization Implemented on Raspberry Pi

Z Yang, Z Zhang, Y Tian - 2022 13th Asian Control Conference …, 2022 - ieeexplore.ieee.org
Cloud-based outsourcing framework provides an effective and superior means of
information processing in solving quadratic optimization problems with linear constraints …