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Distributed machine learning systems require strong privacy guarantees, verifiable compliance, and scalable deployment across heterogeneous and multi-cloud environments. This work introduces a cloud-native privacy-preserving architecture…

We present IPU Trusted Extensions (ITX), a set of experimental hardware extensions that enable trusted execution environments in Graphcore's AI accelerators. ITX enables the execution of AI workloads with strong confidentiality and…

Trusted execution environments in several existing and upcoming CPUs demonstrate the success of confidential computing, with the caveat that tenants cannot securely use accelerators such as GPUs and FPGAs. In this paper, we reconsider the…

Cryptography and Security · Computer Science 2023-10-26 Supraja Sridhara , Andrin Bertschi , Benedict Schlüter , Mark Kuhne , Fabio Aliberti , Shweta Shinde

Modern data centers have grown beyond CPU nodes to provide domain-specific accelerators such as GPUs and FPGAs to their customers. From a security standpoint, cloud customers want to protect their data. They are willing to pay additional…

Cryptography and Security · Computer Science 2022-11-02 Aritra Dhar , Supraja Sridhara , Shweta Shinde , Srdjan Capkun , Renzo Andri

Security and privacy concerns in computer systems have grown in importance with the ubiquity of connected devices. TEEs provide security guarantees based on cryptographic constructs built in hardware. Intel software guard extensions (SGX),…

Cryptography and Security · Computer Science 2020-03-12 Rafael Pereira Pires

Web3 applications require execution platforms that maintain confidentiality and integrity without relying on centralized trust authorities. While Trusted Execution Environments (TEEs) offer promising capabilities for confidential computing,…

Cryptography and Security · Computer Science 2025-09-16 Shunfan Zhou , Kevin Wang , Hang Yin

Trusted Execution Environments (TEEs) have become a cornerstone of confidential computing, attracting significant attention from academia and industry. To support secure and scalable application deployment on confidential clouds, TEE…

Cryptography and Security · Computer Science 2026-04-21 Weijie Liu , Hongbo Chen , Shuo Huai , Zhen Xu , Wenhao Wang , XiaoFeng Wang , Danfeng Zhang , Zhi Li , Haixu Tang , Zheli Liu

Trusted Execution Environments (TEEs) are a feature of modern central processing units (CPUs) that aim to provide a high assurance, isolated environment in which to run workloads that demand both confidentiality and integrity. Hardware and…

Cryptography and Security · Computer Science 2023-08-16 Arttu Paju , Muhammad Owais Javed , Juha Nurmi , Juha Savimäki , Brian McGillion , Billy Bob Brumley

Confidential Computing has emerged to address data security challenges in cloud-centric deployments by protecting data in use through hardware-level isolation. However, reliance on a single hardware root of trust (RoT) limits user…

Cryptography and Security · Computer Science 2024-12-13 Ketong Shang , Jiangnan Lin , Yu Qin , Muyan Shen , Hongzhan Ma , Wei Feng , Dengguo Feng

Confidential computing has gained prominence due to the escalating volume of data-driven applications (e.g., machine learning and big data) and the acute desire for secure processing of sensitive data, particularly, across distributed…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-01 SM Zobaed , Mohsen Amini Salehi

Kubernetes is an open-source software for automating management of computerized services. Organizations, such as IBM, Capital One and Adidas use Kubernetes to deploy and manage their containers, and have reported benefits related to…

Cryptography and Security · Computer Science 2020-06-30 Md. Shazibul Islam Shamim , Farzana Ahamed Bhuiyan , Akond Rahman

As an emerging technique for confidential computing, trusted execution environment (TEE) receives a lot of attention. To better develop, deploy, and run secure applications on a TEE platform such as Intel's SGX, both academic and industrial…

Cryptography and Security · Computer Science 2021-09-07 Weijie Liu , Hongbo Chen , XiaoFeng Wang , Zhi Li , Danfeng Zhang , Wenhao Wang , Haixu Tang

Trusted Execution Environments (TEEs) protect confidentiality and integrity of trusted applications by creating an isolated environment for executing code. Prior work has shown that users may feel more comfortable sharing data when they…

Human-Computer Interaction · Computer Science 2026-05-27 McKenna McCall , Carolina Carreira , Miguel Flores , Lorrie Faith Cranor

Confidential services running in hardware-protected Trusted Execution Environments (TEEs) can provide higher security assurance, but this requires custom clients and protocols to distribute, update, and verify their attestation evidence.…

Cryptography and Security · Computer Science 2025-03-20 Antoine Delignat-Lavaud , Cédric Fournet , Kapil Vaswani , Manuel Costa , Sylvan Clebsch , Christoph M. Wintersteiger

The cloud computing platform gives people the opportunity for sharing resources, services and information among the people of the whole world. In private cloud system, information is shared among the persons who are in that cloud. For this,…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-03-05 Kawser Wazed Nafi , Tonny Shekha Kar , Sayed Anisul Hoque , M. M. A. Hashem

With the growing reliance on cloud-based quantum computing, ensuring the confidentiality and integrity of quantum computations is paramount. Quantum Trusted Execution Environments (QTEEs) have been proposed to protect users' quantum…

Quantum Physics · Physics 2024-10-14 Theodoros Trochatos , Jakub Szefer

The majority of cloud providers offers users the possibility to deploy Trusted Execution Environments (TEEs) to protect their data and processes from high privileged adversaries. This offer is intended to address concerns of users when…

Cryptography and Security · Computer Science 2022-05-09 Mathias Morbitzer , Benedikt Kopf , Philipp Zieris

Security architectures providing Trusted Execution Environments (TEEs) have been an appealing research subject for a wide range of computer systems, from low-end embedded devices to powerful cloud servers. The goal of these architectures is…

Cryptography and Security · Computer Science 2020-11-02 Raad Bahmani , Ferdinand Brasser , Ghada Dessouky , Patrick Jauernig , Matthias Klimmek , Ahmad-Reza Sadeghi , Emmanuel Stapf

Secure aggregation enables a group of mutually distrustful parties, each holding private inputs, to collaboratively compute an aggregate value while preserving the privacy of their individual inputs. However, a major challenge in adopting…

Cryptography and Security · Computer Science 2025-04-14 Romain de Laage , Peterson Yuhala , François-Xavier Wicht , Pascal Felber , Christian Cachin , Valerio Schiavoni

Process attestation systems verify that a continuous physical process, such as human authorship, actually occurred, rather than merely checking system state. These systems face a fundamental dependability challenge: the evidence collection…

Cryptography and Security · Computer Science 2026-05-26 David Condrey