English
Related papers

Related papers: Succinct Oblivious Tensor Evaluation and Applicati…

200 papers

Oblivious Transfer (OT) is a fundamental cryptographic protocol that finds a number of applications, in particular, as an essential building block for two-party and multi-party computation. We construct a round-optimal (2 rounds)…

Cryptography and Security · Computer Science 2017-10-24 Paulo S. L. M. Barreto , Bernardo David , Rafael Dowsley , Kirill Morozov , Anderson C. A. Nascimento

Oblivious Transfer (OT) is a fundamental cryptographic protocol with applications in secure Multi-Party Computation, Federated Learning, and Private Set Intersection. With the advent of quantum computing, it is crucial to develop…

Cryptography and Security · Computer Science 2024-08-27 Aydin Abadi , Yvo Desmedt

We propose an information theoretic framework for the secure two-party function computation (SFC) problem and introduce the notion of SFC capacity. We study and extend string oblivious transfer (OT) to sample-wise OT. We propose an…

Cryptography and Security · Computer Science 2009-02-06 Ye Wang , Prakash Ishwar

Oblivious Transfer (OT) is a major primitive for secure multiparty computation. Indeed, combined with symmetric primitives along with garbled circuits, it allows any secure function evaluation between two parties. In this paper, we propose…

Cryptography and Security · Computer Science 2022-09-12 Slim Bettaieb , Loïc Bidoux , Olivier Blazy , Baptiste Cottier , David Pointcheval

Oblivious Transfer (OT) is one of the most fundamental cryptographic primitives with wide-spread application in general secure multi-party computation (MPC) as well as in a number of tailored and special-purpose problems of interest such as…

Cryptography and Security · Computer Science 2019-11-21 Arpita Patra , Pratik Sarkar , Ajith Suresh

Consider the task of estimating a 3-order $n \times n \times n$ tensor from noisy observations of randomly chosen entries in the sparse regime. We introduce a similarity based collaborative filtering algorithm for estimating a tensor from…

Machine Learning · Computer Science 2023-01-18 Devavrat Shah , Christina Lee Yu

Noisy channels are a powerful resource for cryptography as they can be used to obtain information-theoretically secure key agreement, commitment and oblivious transfer protocols, among others. Oblivious transfer (OT) is a fundamental…

Cryptography and Security · Computer Science 2014-10-13 Rafael Dowsley , Anderson C. A. Nascimento

Combining Federated Learning (FL) with a Trusted Execution Environment (TEE) is a promising approach for realizing privacy-preserving FL, which has garnered significant academic attention in recent years. Implementing the TEE on the server…

Machine Learning · Computer Science 2023-06-21 Fumiyuki Kato , Yang Cao , Masatoshi Yoshikawa

LWE-based cryptosystems are an attractive alternative to traditional ones in the post-quantum era. To minimize the storage cost of part of its public key - a $256 \times 640$ integer matrix, $\textbf{T}$ - a binary version of $\textbf{T}$…

Cryptography and Security · Computer Science 2019-04-10 Tikaram Sanyashi , M. Bhargav Sri Venkatesh , Kapil Agarwal , Manish Verma , Bernard Menezes

Tensor decomposition (TD) is essential for analyzing high-dimensional sparse data, yet its irregular computations and memory-access patterns pose major performance challenges on modern parallel processors. Prior works rely on…

Machine Learning · Computer Science 2025-09-03 Ahmed E. Helal , Fabio Checconi , Jan Laukemann , Yongseok Soh , Jesmin Jahan Tithi , Fabrizio Petrini , Jee Choi

We present a framework for fully-simulatable $h$-out-of-$n$ oblivious transfer ($OT^{n}_{h}$) with security against non-adaptive malicious adversaries. The framework costs six communication rounds and costs at most $40n$ public-key…

Cryptography and Security · Computer Science 2011-04-04 Bing Zeng , Xueming Tang , Chingfang Hsu

Cryptography's importance in our everyday lives continues to grow in our increasingly digital world. Oblivious transfer (OT) has long been a fundamental and important cryptographic primitive since it is known that general two-party…

Quantum Physics · Physics 2014-05-20 C. Erven , Nelly Huei Ying Ng , N. Gigov , R. Laflamme , S. Wehner , G. Weihs

We put forth Oblivious State Preparation (OSP) as a cryptographic primitive that unifies techniques developed in the context of a quantum server interacting with a classical client. OSP allows a classical polynomial-time sender to input a…

Quantum Physics · Physics 2024-11-08 James Bartusek , Dakshita Khurana

Recent studies have explored the deployment of privacy-preserving deep neural networks utilizing homomorphic encryption (HE), especially for private inference (PI). Many works have attempted the approximation-aware training (AAT) approach…

Cryptography and Security · Computer Science 2025-10-15 Junghyun Lee , Eunsang Lee , Young-Sik Kim , Yongwoo Lee , Joon-Woo Lee , Yongjune Kim , Jong-Seon No

Symbolic regression (SR) seeks closed-form mathematical expressions that fit observed data. Neural SR methods amortize the search by training an encoder to map observations directly to expressions in a single pass, but this amortized…

Machine Learning · Computer Science 2026-05-27 Xieting Chu , Sriram Vishwanath , Vijay Ganesh

We introduce a new approach to computation on encrypted data -- Encrypted Operator Computing (EOC) -- as an alternative to Fully Homomorphic Encryption (FHE). Given a plaintext vector $|{x}\rangle$, $x\in \{0,1\}^n$, and a function $F(x)$…

Cryptography and Security · Computer Science 2022-11-14 Claudio Chamon , Jonathan Jakes-Schauer , Eduardo R. Mucciolo , Andrei E. Ruckenstein

Searchable Symmetric Encryption (SSE) allows a data owner to securely outsource its encrypted data to a cloud server while maintaining the ability to search over it and retrieve matched documents. Most existing SSE schemes leak which…

Cryptography and Security · Computer Science 2021-02-22 Zhiwei Shang , Simon Oya , Andreas Peter , Florian Kerschbaum

Equivariant atomistic machine learning models have largely been built on spherical-tensor representations, where explicit angular-momentum coupling introduces substantial complexity and systematic extensions beyond energies and forces…

Machine Learning · Statistics 2026-03-09 Zemin Xu , Wenbo Xie , P. Hu

Users can improve the security of remote communications by using Trusted Execution Environments (TEEs) to protect against direct introspection and tampering of sensitive data. This can even be done with applications coded in high-level…

Cryptography and Security · Computer Science 2021-02-11 Hyun Bin Lee , Tushar M. Jois , Christopher W. Fletcher , Carl A. Gunter

Beyond its widespread application in signal and image processing, \emph{compressed sensing} principles have been greatly applied to secure information transmission (often termed 'compressive security'). In this scenario, the measurement…

Cryptography and Security · Computer Science 2025-10-20 Axel Flinth , Hubert Orlicki , Semira Einsele , Gerhard Wunder
‹ Prev 1 2 3 10 Next ›