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Related papers: Confidential Computing for Privacy-Preserving Cont…

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Federated Learning and Analytics (FLA) have seen widespread adoption by technology platforms for processing sensitive on-device data. However, basic FLA systems have privacy limitations: they do not necessarily require anonymization…

This paper presents a privacy-preserving event detection scheme based on measurements made by a network of sensors. A diameter-like decision statistic made up of the marginal types of the measurements observed by the sensors is employed.…

Information Theory · Computer Science 2025-05-06 Xiaoshan Wang , Tan F. Wong

The data revolution holds significant promise for the health sector. Vast amounts of data collected from individuals will be transformed into knowledge, AI models, predictive systems, and best practices. One area of health that stands to…

Cryptography and Security · Computer Science 2024-07-15 Zahra Rahmani , Nahal Shahini , Nadav Gat , Zebin Yun , Yuzhou Jiang , Ofir Farchy , Yaniv Harel , Vipin Chaudhary , Mahmood Sharif , Erman Ayday

Application size and complexity are the underlying cause of numerous security vulnerabilities in code. In order to mitigate the risks arising from such vulnerabilities, various techniques have been proposed to isolate the execution of…

Cryptography and Security · Computer Science 2017-06-12 Ahmad Atamli-Reineh , Andrew Martin

Monitoring location updates from mobile users has important applications in many areas, ranging from public safety and national security to social networks and advertising. However, sensitive information can be derived from movement…

Cryptography and Security · Computer Science 2020-08-31 Gabriel Ghinita , Kien Nguyen , Mihai Maruseac , Cyrus Shahabi

Integrity is critical for maintaining system security, as it ensures that only genuine software is loaded onto a machine. Although confidential virtual machines (CVMs) function within isolated environments separate from the host, it is…

Cryptography and Security · Computer Science 2024-10-25 Wenhao Wang , Linke Song , Benshan Mei , Shuang Liu , Shijun Zhao , Shoumeng Yan , XiaoFeng Wang , Dan Meng , Rui Hou

Intel SGX (Software Guard Extension) is a promising TEE (trusted execution environment) technique that can protect programs running in user space from being maliciously accessed by the host operating system. Although it provides hardware…

Cryptography and Security · Computer Science 2022-08-24 Yang Chen , Jianfeng Jiang , Shoumeng Yan , Hui Xu

Privacy-preservation for sensitive data has become a challenging issue in cloud computing. Threat modeling as a part of requirements engineering in secure software development provides a structured approach for identifying attacks and…

Cryptography and Security · Computer Science 2016-04-05 Ali Gholami , Anna-Sara Lind , Jane Reichel , Jan-Eric Litton , Ake Edlund , Erwin Laure

This demo presents a functional Proof-of-Concept prototype of a smart bracelet that utilizes IoT and ML to help in the effort to contain pandemics such as COVID-19. The designed smart bracelet aids people to navigate life safely by…

Cryptography and Security · Computer Science 2021-09-27 Asaad AlGhamdi , Louai Al-Awami

Digital contact tracing has been proposed to support the health authorities in fighting the current Covid-19 pandemic. In this paper we propose two centralised protocols for digital contact tracing that, contrary to the common hypothesis…

Cryptography and Security · Computer Science 2021-02-23 Jaap-Henk Hoepman

Existing Bluetooth-based Private Contact Tracing (PCT) systems can privately detect whether people have come into direct contact with COVID-19 patients. However, we find that the existing systems lack functionality and flexibility, which…

Cryptography and Security · Computer Science 2022-01-03 Fumiyuki Kato , Yang Cao , Masatoshi Yoshikawa

Security is one of the major concerns of modern communication systems. Users demand a secure communication environment that provides privacy to the people while they are sharing messages to anyone. Privacy is a prime concern nowadays. This…

Cryptography and Security · Computer Science 2019-03-07 Akm. B. Haque , Md. A. Bari , S. S. Arman , FT. Progga

Semantic communication is implemented based on shared background knowledge, but the sharing mechanism risks privacy leakage. In this letter, we propose an encrypted semantic communication system (ESCS) for privacy preserving, which combines…

Information Theory · Computer Science 2022-09-20 Xinlai Luo , Zhiyong Chen , Meixia Tao , Feng Yang

Sensitive records stored in the cloud such as healthcare records, private conversation and credit card information are targets of hackers and privacy abuse. Current information and record management systems have difficulties achieving…

Cryptography and Security · Computer Science 2020-04-07 Muhammed Siraj , Mohd. Izuan Hafez Hj. Ninggal , Nur Izura Udzir , Muhammad Daniel Hafiz Abdullah , Aziah Asmawi

Privacy and security-related concerns are growing as machine learning reaches diverse application domains. The data holders want to train with private data while exploiting accelerators, such as GPUs, that are hosted in the cloud. However,…

Cryptography and Security · Computer Science 2021-05-04 Hanieh Hashemi , Yongqin Wang , Murali Annavaram

In their efforts to tackle the COVID-19 crisis, decision makers are considering the development and use of smartphone applications for contact tracing. Even though these applications differ in technology and methods, there is an increasing…

Computers and Society · Computer Science 2020-05-19 Ricardo Vinuesa , Andreas Theodorou , Manuela Battaglini , Virginia Dignum

Digital contact tracing has emerged as a viable tool supplementing manual contact tracing. To date, more than 100 contact tracing applications have been published to slow down the spread of highly contagious Covid-19. Despite subtle…

Cryptography and Security · Computer Science 2021-08-05 Pai Chet Ng , Petros Spachos , Stefano Gregori , Konstantinos Plataniotis

The scientific method presents a key challenge to privacy because it requires many samples to support a claim. When samples are commercially valuable or privacy-sensitive enough, their owners have strong reasons to avoid releasing them for…

Cryptography and Security · Computer Science 2021-10-05 Andrew Trask , Kritika Prakash

Privacy preservation in distributed computations is an important subject as digitization and new technologies enable collection and storage of vast amounts of data, including private data belonging to individuals. To this end, there is a…

Cryptography and Security · Computer Science 2021-07-05 Katrine Tjell , Rafael Wisniewski

Privacy-preservation for sensitive data has become a challenging issue in cloud computing. Threat modeling as a part of requirements engineering in secure software development provides a structured approach for identifying attacks and…

Software Engineering · Computer Science 2016-01-08 Ali Gholami , Erwin Laure