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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.…

Cryptography and Security · Computer Science 2021-05-06 Shlomi Dolev , Arseni Kalma

The rapid growth of cloud computing and data-driven applications has amplified privacy concerns, driven by the increasing demand to process sensitive data securely. Homomorphic encryption (HE) has become a vital solution for addressing…

Cryptography and Security · Computer Science 2025-03-18 Faneela , Jawad Ahmad , Baraq Ghaleb , Sana Ullah Jan , William J. Buchanan

Homomorphic Encryption (HE) is one of the most promising post-quantum cryptographic schemes that enable privacy-preserving computation on servers. However, noise accumulates as we perform operations on HE-encrypted data, restricting the…

Cryptography and Security · Computer Science 2022-11-01 Jongmin Kim , Gwangho Lee , Sangpyo Kim , Gina Sohn , John Kim , Minsoo Rhu , Jung Ho Ahn

Fully homomorphic encryption (FHE) protects data privacy in cloud computing by enabling computations to directly occur on ciphertexts. To improve the time-consuming FHE operations, we present an electro-optical (EO) FHE accelerator,…

Cryptography and Security · Computer Science 2023-01-30 Mengxin Zheng , Qian Lou , Fan Chen , Lei Jiang , Yongxin Zhu

Modern cloud inference creates a two sided privacy problem where users reveal sensitive inputs to providers, while providers must execute proprietary model weights inside potentially leaky execution environments. Fully homomorphic…

Cryptography and Security · Computer Science 2026-03-24 Bernardo Magri , Benjamin Marsh , Paul Gebheim

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…

Cryptography and Security · Computer Science 2021-09-17 Seung Geol Choi , Dana Dachman-Soled , S. Dov Gordon , Linsheng Liu , Arkady Yerukhimovich

Homomorphic Encryption (HE) is one of the most promising security solutions to emerging Machine Learning as a Service (MLaaS). Leveled-HE (LHE)-enabled Convolutional Neural Networks (LHECNNs) are proposed to implement MLaaS to avoid large…

Cryptography and Security · Computer Science 2019-11-19 Qian Lou , Lei Jiang

Homomorphic encryption (HE) enables the secure offloading of computations to the cloud by providing computation on encrypted data (ciphertexts). HE is based on noisy encryption schemes in which noise accumulates as more computations are…

Cryptography and Security · Computer Science 2022-05-02 Sangpyo Kim , Jongmin Kim , Michael Jaemin Kim , Wonkyung Jung , Minsoo Rhu , John Kim , Jung Ho Ahn

Fully homomorphic encryption (FHE) has recently attracted significant attention as both a cryptographic primitive and a systems challenge. Given the latest advances in accelerated computing, FHE presents a promising opportunity for…

Fully homomorphic encryption (FHE) enables an entity to perform arbitrary computation on encrypted data without decrypting the ciphertexts. An ongoing group-theoretical approach to construct an FHE scheme uses a certain "compression"…

Group Theory · Mathematics 2025-07-04 Koji Nuida

Fully Homomorphic Encryption (FHE) enables privacy-preserving Transformer inference, but long-sequence encrypted Transformers quickly exceed single-GPU memory capacity because encoded weights are already large and encrypted activations grow…

Cryptography and Security · Computer Science 2026-04-07 Zhaoting Gong , Ran Ran , Fan Yao , Wujie Wen

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…

Cryptography and Security · Computer Science 2021-09-30 Zhifeng Jiang , Wei Wang , Yang Liu

Homomorphic encryption (HE) allows direct computations on encrypted data. Despite numerous research efforts, the practicality of HE schemes remains to be demonstrated. In this regard, the enormous size of ciphertexts involved in HE…

Cryptography and Security · Computer Science 2020-10-27 Dayane Reis , Jonathan Takeshita , Taeho Jung , Michael Niemier , Xiaobo Sharon Hu

Fully-Homomorphic Encryption (FHE) offers powerful capabilities by enabling secure offloading of both storage and computation, and recent innovations in schemes and implementations have made it all the more attractive. At the same time, FHE…

Cryptography and Security · Computer Science 2020-06-29 Roshan Dathathri , Blagovesta Kostova , Olli Saarikivi , Wei Dai , Kim Laine , Madanlal Musuvathi

Fully Homomorphic Encryption (FHE) allows for computation directly on encrypted data and enables privacy-preserving neural inference in the cloud. Prior work has focused on models with dense inputs (e.g., CNNs), with less attention given to…

Cryptography and Security · Computer Science 2026-02-23 Karthik Garimella , Austin Ebel , Gabrielle De Micheli , Brandon Reagen

Homomorphic encryption (HE) allows secure computation on encrypted data without revealing the original data, providing significant benefits for privacy-sensitive applications. Many cloud computing applications (e.g., DNA read mapping,…

Cryptography and Security · Computer Science 2025-03-13 Mayank Kabra , Rakesh Nadig , Harshita Gupta , Rahul Bera , Manos Frouzakis , Vamanan Arulchelvan , Yu Liang , Haiyu Mao , Mohammad Sadrosadati , Onur Mutlu

Homomorphic encryption (HE) enables computation over encrypted data, offering strong privacy guarantees for untrusted computing environments. Practical adoption remains limited by high computational complexity, large ciphertext sizes, and…

Homomorphic Encryption (HE) draws a significant attention as a privacy-preserving way for cloud computing because it allows computation on encrypted messages called ciphertexts. Among numerous HE schemes proposed, HE for Arithmetic of…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-07-15 Wonkyung Jung , Eojin Lee , Sangpyo Kim , Keewoo Lee , Namhoon Kim , Chohong Min , Jung Hee Cheon , Jung Ho Ahn

We present mmFHE, the first system that enables fully homomorphic encryption (FHE) for end-to-end mmWave radar sensing. mmFHE encrypts raw range profiles on a lightweight edge device and executes the entire mmWave signal-processing and ML…

Cryptography and Security · Computer Science 2026-03-25 Tanvir Ahmed , Yixuan Gao , Adnan Armouti , Rajalakshmi Nandakumar

Data privacy is a significant concern when using numerical simulations for sensitive information such as medical, financial, or engineering data -- especially in untrusted environments like public cloud infrastructures. Fully homomorphic…

Numerical Analysis · Mathematics 2025-09-25 Arseniy Kholod , Yuriy Polyakov , Michael Schlottke-Lakemper