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Related papers: SecureTime: Secure Multicast Time Synchronization

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A growing number of devices and services collect detailed time series data that is stored in the cloud. Protecting the confidentiality of this vast and continuously generated data is an acute need for many applications in this space. At the…

Cryptography and Security · Computer Science 2020-03-16 Lukas Burkhalter , Anwar Hithnawi , Alexander Viand , Hossein Shafagh , Sylvia Ratnasamy

We present a novel quantum clock synchronization(QCS) scheme of multiple parties which uses operation as the trigger to start the evolution of the initial state, where existing QCS protocols use measurement to start the evolution. Since the…

Quantum Physics · Physics 2015-09-30 Jie-Dong Yue , Yu-Ran Zhang , Heng Fan

Named Data networking ensure data integrity so that every important data has to be signed by its owner in order to send it safely inside the network. Similarly, in NDN we have to assure that none could open the data except authorized users.…

Cryptography and Security · Computer Science 2015-08-04 Ali Al Imem

We introduce a graph-theoretic approach to synchronizing clocks in an {\em ad hoc} network of $N$~timepieces. Clocks naturally drift away from being synchronized because of many physical factors. The manual way of clock synchronization…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-02-29 Jaderick P. Pabico

Since its debut, SGX has been used in many applications, e.g., secure data processing. However, previous systems usually assume a trusted enclave and ignore the security issues caused by an untrusted enclave. For instance, a vulnerable (or…

Cryptography and Security · Computer Science 2020-10-26 Yuan Chen , Jiaqi Li , Guorui Xu , Yajin Zhou , Zhi Wang , Cong Wang , Kui Ren

Although there have been many solutions applied, the safety challenges related to the password security mechanism are not reduced. The reason for this is that while the means and tools to support password attacks are becoming more and more…

Cryptography and Security · Computer Science 2019-12-05 Nguyen Hong Son , Ha Thanh Dung

This article presents an analysis of the secure key broadcasting scheme proposed by Wu, Ruan, Lai and Tseng. The study of the parameters of the system is based on a connection with a special type of symmetric equations over finite fields.…

Cryptography and Security · Computer Science 2012-07-11 Maze Gerard

The time-dependent vulnerability of synchronized states is shown for a complex network composed of electronic circuits. We demonstrate that disturbances to the local dynamics of network units can produce different outcomes to…

Adaptation and Self-Organizing Systems · Physics 2019-11-13 Everton S Medeiros , Rene O. Medrano-T , Iberê Luiz Caldas , Tamás Tél , Ulrike Feudel

Quantum key distribution (QKD) systems provide a method for two users to exchange a provably secure key. Synchronizing the users' clocks is an essential step before a secure key can be distilled. Qubit-based synchronization protocols…

Quantum Physics · Physics 2021-08-11 Roderick D. Cochran , Daniel J. Gauthier

Time-based one-time password (TOTP) systems in use today require storing secrets on both the client and the server. As a result, an attack on the server can expose all second factors for all users in the system. We present T/Key, a…

Cryptography and Security · Computer Science 2017-08-29 Dmitry Kogan , Nathan Manohar , Dan Boneh

Conformance checking, one of the main process mining operations, aims to identify discrepancies between a process model and an event log. The model represents the expected behaviour, whereas the event log represents the actual process…

We propose an effective parallel program debugging approach based on the timing annotation technique. With prevalent multi-core platforms, parallel programming is required to fully utilize the computing power. However, the non-determinism…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-09-10 Yun Chang , Hsin-I Wu , Ren-Song Tsay

Many critical computing applications rely on secure and dependable time which is reliably synchronized across large distributed systems. Today's time synchronization architectures are commonly based on global navigation satellite systems at…

Networking and Internet Architecture · Computer Science 2023-02-01 Marc Frei , Jonghoon Kwon , Seyedali Tabaeiaghdaei , Marc Wyss , Christoph Lenzen , Adrian Perrig

Pacing is a key mechanism in modern transport protocols, used to regulate packet transmission timing to minimize traffic burstiness, lower latency, and reduce packet loss. Standardized in 2021, QUIC is a UDP-based protocol designed to…

Networking and Internet Architecture · Computer Science 2025-05-15 Marcel Kempf , Simon Tietz , Benedikt Jaeger , Johannes Späth , Georg Carle , Johannes Zirngibl

Active security is mainly concerned with performing one or more security functions when a host in a communication network is subject to an attack. Such security functions include appropriate actions against attackers. To properly afford…

Cryptography and Security · Computer Science 2014-09-23 Tarek S. Sobh , Awad H. Khalil

Programmable Logic Controllers (PLCs) are a core component of an Industrial Control System (ICS). However, if a PLC is compromised or the commands sent across a network from the PLCs are spoofed, consequences could be catastrophic. In this…

Cryptography and Security · Computer Science 2021-02-19 Chuadhry Mujeeb Ahmed , Martin Ochoa , Jianying Zhou , Aditya Mathur

Widespread attention is recently paid upon RFID system structure considering its ease of deployment over an extensive range of applications. Due to its several advantages, many technical articles are published to improve its capabilities…

Cryptography and Security · Computer Science 2012-02-10 Hoda Jannati , Abolfazl Falahati

In network communications, information transmission often encounters wiretapping attacks. Secure network coding is introduced to prevent information from being leaked to adversaries. The investigation of performance bounds on the numbers of…

Information Theory · Computer Science 2015-05-07 Xuan Guang , Jiyong Lu , Fang-Wei Fu

Authentication is the first step toward establishing a service provider and customer (C-P) association. In a mobile network environment, a lightweight and secure authentication protocol is one of the most significant factors to enhance the…

Cryptography and Security · Computer Science 2019-07-29 Muhammad Bilal , Shin-Gak Kang

To defeat side-channel attacks, many recent countermeasures work by enforcing random run-time variability to the target computing platform in terms of clock jitters, frequency and voltage scaling, and phase shift, also combining the…

Cryptography and Security · Computer Science 2024-09-17 Davide Galli , Adriano Guarisco , William Fornaciari , Matteo Matteucci , Davide Zoni
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