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Current security model in Global System for Mobile Communications (GSM) predominantly use symmetric key cryptography. The rapid advancement of Internet technology facilitates online trading, banking, downloading, emailing using…

密码学与安全 · 计算机科学 2009-11-05 Animesh Agarwal , Vaibhav Shrimali , Manik Lal Das

Digital identities are increasingly important for mediating not only digital but also physical service transactions. Managing such identities through centralized providers can cause both availability and privacy concerns: single points of…

密码学与安全 · 计算机科学 2025-08-15 René Mayrhofer , Michael Roland , Tobias Höller , Philipp Hofer , Mario Lins

Today, Internet of Things (IoT) technology is being increasingly popular which is applied in a wide range of industry sectors such as healthcare, transportation and some critical infrastructures. With the widespread applications of IoT…

密码学与安全 · 计算机科学 2019-02-12 Jingwei Liu , Ailian Ren , Lihuan Zhang , Rong Sun , Xiaojiang Du , Mohsen Guizani

Quantum cryptography is known for enabling functionalities that are unattainable using classical information alone. Recently, Secure Software Leasing (SSL) has emerged as one of these areas of interest. Given a target circuit $C$ from a…

量子物理 · 物理学 2023-04-04 Anne Broadbent , Stacey Jeffery , Sébastien Lord , Supartha Podder , Aarthi Sundaram

We propose a decentralized authentication system for networks of unmanned aerial vehicles. A blockchain-based public key infrastructure allows the usage of public key cryptography and public key based authentication protocols. The…

分布式、并行与集群计算 · 计算机科学 2024-05-14 Nicholas Jäger , Andreas Aßmuth

Navigating autonomous underwater vehicles (AUVs) in unknown environments is significantly challenging due to poor visibility, weak signal transmission, and dynamic water currents. These factors pose challenges in accurate global…

机器人学 · 计算机科学 2026-04-29 Veejay Karthik , Udit Ekansh , Tejal Bedmutha , Shivam Vishwakarma , Rohan Deshpande , Leena Vachhani

Engineering managers increasingly must decide how to introduce generative artificial intelligence (AI), retrieval-augmented generation, and coding agents into high-risk operational functions without weakening accountability, privacy, cost…

密码学与安全 · 计算机科学 2026-05-12 Elyson A. De La Cruz , Rishikesh Sahay , Md Rasel Al Mamun

The ability to hide information from unauthorized individuals has been a prevalent issue over the years. Countless algorithms such as DES, AES and SHA have been developed. These algorithms depend on varying key length and key management…

密码学与安全 · 计算机科学 2012-09-14 Samuel King Opoku

With the introduction of autonomous technology into our society, e.g. autonomous shipping, it is important to assess and assure the safety of autonomous systems in a real-world context. Simulation-based testing is a common approach to…

We have built a novel system for the surveillance of drinking water reservoirs using underwater sensor networks. We implement an innovative AI-based approach to detect, classify and localize underwater events. In this paper, we describe the…

The automatic identification system (AIS) reports vessels' static and dynamic information, which are essential for maritime traffic situation awareness. However, AIS transponders can be switched off to hide suspicious activities, such as…

信号处理 · 电气工程与系统科学 2020-02-13 Sandeep Kumar Singh , Frank Heymann

The authentication field is evolving towards mechanisms able to keep users continuously authenticated without the necessity of remembering or possessing authentication credentials. While existing continuous authentication systems have…

In the context of cloud environments, data providers entrust their data to data consumers in order to allow further computing on their own IT infrastructure. Usage control measures allow the data provider to restrict the usage of its data…

密码学与安全 · 计算机科学 2023-11-22 Hendrik Meyer zum Felde , Jean-Luc Reding , Michael Lux

With the help of a shared pool of reconfigurable computing resources, clients of the cloud-based model can keep sensitive data remotely and access the apps and services it offers on-demand without having to worry about maintaining and…

密码学与安全 · 计算机科学 2023-04-25 S. M. Udhaya Sankar , D. Selvaraj , G. K. Monica , Jeevaa Katiravan

The United States Coast Guard is charged with the coordination of all search and rescue missions in maritime regions within the United States purview. Given the size of the Pacific Ocean and the limited resources available to respond to…

最优化与控制 · 数学 2019-08-27 Zachary T. Hornberger , Bruce A. Cox , Brian J. Lunday

This letter proposes a new physical layer authentication mechanism operating at the physical layer of a communication system where the receiver has partial control of the channel conditions (e.g., using an intelligent reflecting surface).…

信息论 · 计算机科学 2025-01-30 Laura Crosara , Mahtab Mirmohseni , Stefano Tomasin

In this work, we leverage advances in decentralized identifiers and permissioned blockchains to build a flexible user authentication and authorization mechanism that offers enhanced privacy, achieves fast revocation, and supports…

密码学与安全 · 计算机科学 2019-11-14 Nikos Fotiou , Iakovos Pittaras , Vasilios A. Siris , George C. Polyzos

Networks (Autonomous Systems-AS) allocate or revoke IP prefixes with the intervention of official Internet resource number authorities, and select and advertise policy-compliant paths towards these prefixes using the inter-domain routing…

网络与互联网体系结构 · 计算机科学 2019-06-10 Ilias Sfirakis , Vasileios Kotronis

The Internet of Things (IoT) necessitates robust access control mechanisms to secure a vast array of interconnected devices. Most of the existing IoT systems in practice use centralized solutions. We identify the problems in such solutions…

分布式、并行与集群计算 · 计算机科学 2024-05-27 Yongtao Huang , I-Ling Yen , Farokh Bastani

The conventional device authentication of wireless networks usually relies on a security server and centralized process, leading to long latency and risk of single-point of failure. While these challenges might be mitigated by collaborative…

密码学与安全 · 计算机科学 2023-03-28 He Fang , Zhenlong Xiao , Xianbin Wang , Li Xu , Lajos Hanzo