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Secure inference of deep convolutional neural networks (CNNs) under RNS-CKKS involves polynomial approximation of unsupported non-linear activation functions. However, existing approaches have three main limitations: 1) Inflexibility: The…

机器学习 · 计算机科学 2023-10-13 Wei Ao , Vishnu Naresh Boddeti

Fully homomorphic encryption (FHE) enables a simple, attractive framework for secure search. Compared to other secure search systems, no costly setup procedure is necessary; it is sufficient for the client merely to upload the encrypted…

密码学与安全 · 计算机科学 2021-09-17 Seung Geol Choi , Dana Dachman-Soled , S. Dov Gordon , Linsheng Liu , Arkady Yerukhimovich

An exercise in implementing Scale Invariant Feature Transform using CKKS Fully Homomorphic encryption quickly reveals some glaring limitations in the current FHE paradigm. These limitations include the lack of a standard comparison operator…

密码学与安全 · 计算机科学 2024-12-16 Ishwar B Balappanawar , Bhargav Srinivas Kommireddy

As the demand for privacy-preserving computation continues to grow, fully homomorphic encryption (FHE)-which enables continuous computation on encrypted data-has become a critical solution. However, its adoption is hindered by significant…

硬件体系结构 · 计算机科学 2025-06-11 Sungwoong Yune , Hyojeong Lee , Adiwena Putra , Hyunjun Cho , Cuong Duong Manh , Jaeho Jeon , Joo-Young Kim

Fully Homomorphic Encryption (FHE) is a set of powerful cryptographic schemes that allows computation to be performed directly on encrypted data with an unlimited depth. Despite FHE's promising in privacy-preserving computing, yet in most…

密码学与安全 · 计算机科学 2025-04-23 Yi Huang , Xinsheng Gong , Xiangyu Kong , Dibei Chen , Jianfeng Zhu , Wenping Zhu , Liangwei Li , Mingyu Gao , Shaojun Wei , Aoyang Zhang , Leibo Liu

With the rapid surge in the prevalence of Large Language Models (LLMs), individuals are increasingly turning to conversational AI for initial insights across various domains, including health-related inquiries such as disease diagnosis.…

密码学与安全 · 计算机科学 2024-05-07 Aditya Malik , Nalini Ratha , Bharat Yalavarthi , Tilak Sharma , Arjun Kaushik , Charanjit Jutla

Homomorphic encryption (HE) is a promising privacy-preserving technique for cross-silo federated learning (FL), where organizations perform collaborative model training on decentralized data. Despite the strong privacy guarantee, general HE…

密码学与安全 · 计算机科学 2021-09-30 Zhifeng Jiang , Wei Wang , Yang Liu

Cloud computing is an important part of today's world because offloading computations is a method to reduce costs. In this paper, we investigate computing the Speeded Up Robust Features (SURF) using Fully Homomorphic Encryption (FHE).…

计算机视觉与模式识别 · 计算机科学 2017-07-20 Thomas Shortell , Ali Shokoufandeh

Fully Homomorphic Encryption (FHE) is a promising privacy-preserving technology enabling secure computation over encrypted data. A major limitation of current FHE schemes is their high runtime overhead. As a result, automatic optimization…

密码学与安全 · 计算机科学 2025-06-17 Julien de Castelnau , Mingfei Yu , Giovanni De Micheli

Federated learning is a method used in machine learning to allow multiple devices to work together on a model without sharing their private data. Each participant keeps their private data on their system and trains a local model and only…

密码学与安全 · 计算机科学 2025-04-07 Feiran Yang

Fully Homomorphic Encryption (FHE) is a cryptographic method that guarantees the privacy and security of user data during computation. FHE algorithms can perform unlimited arithmetic computations directly on encrypted data without…

密码学与安全 · 计算机科学 2023-06-21 Charles Gouert , Vinu Joseph , Steven Dalton , Cedric Augonnet , Michael Garland , Nektarios Georgios Tsoutsos

Fully Homomorphic Encryption (FHE) is one of the most promising technologies for privacy protection as it allows an arbitrary number of function computations over encrypted data. However, the computational cost of these FHE systems limits…

密码学与安全 · 计算机科学 2020-05-06 Toufique Morshed , Md Momin Al Aziz , Noman Mohammed

We propose a symmetric key homomorphic encryption scheme based on the evaluation of multivariate polynomials over a finite field. The proposed scheme is somewhat homomorphic with respect to addition and multiplication. Further, we define a…

密码学与安全 · 计算机科学 2019-02-18 Uddipana Dowerah , Srinivasan Krishnaswamy

Fully homomorphic encryption (FHE) is a powerful encryption technique that allows for computation to be performed on ciphertext without the need for decryption. FHE will thus enable privacy-preserving computation and a wide range of…

密码学与安全 · 计算机科学 2023-03-17 Qian Lou , Muhammad Santriaji , Ardhi Wiratama Baskara Yudha , Jiaqi Xue , Yan Solihin

This paper proposes a non-interactive end-to-end solution for secure fusion and matching of biometric templates using fully homomorphic encryption (FHE). Given a pair of encrypted feature vectors, we perform the following ciphertext…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Luke Sperling , Nalini Ratha , Arun Ross , Vishnu Naresh Boddeti

The need for privacy-preserving analytics is higher than ever due to the severity of privacy risks and to comply with new privacy regulations leading to an amplified interest in privacy-preserving techniques that try to balance between…

密码学与安全 · 计算机科学 2021-01-05 Ahmad Al Badawi , Luong Hoang , Chan Fook Mun , Kim Laine , Khin Mi Mi Aung

In contemporary cloud-based services, protecting users' sensitive data and ensuring the confidentiality of the server's model are critical. Fully homomorphic encryption (FHE) enables inference directly on encrypted inputs, but its…

We suggest using Fully Homomorphic Encryption (FHE) to be used, not only to keep the privacy of information but also, to verify computations with no additional significant overhead, using only part of the variables length for verification.…

密码学与安全 · 计算机科学 2021-05-06 Shlomi Dolev , Arseni Kalma

Homomorphic encryption (HE) enables computations directly on encrypted data, offering strong cryptographic guarantees for secure and privacy-preserving data storage and query execution. However, despite its theoretical power, practical…

数据库 · 计算机科学 2026-03-02 Boram Jung , Yuliang Li , Hung-Wei Tseng

Quantum homomorphic encryption (QHE) is an encryption method that allows quantum computation to be performed on one party's private data with the program provided by another party, without revealing much information about the data nor the…