English
Related papers

Related papers: Efficient Group Key Management Schemes for Multica…

200 papers

Function Secret Sharing (FSS) schemes enable sharing efficiently secret functions. Schemes dedicated to point functions, referred to as Distributed Point Functions (DPFs), are the center of FSS literature thanks to their numerous…

Cryptography and Security · Computer Science 2026-03-19 Marc Damie , Florian Hahn , Andreas Peter , Jan Ramon

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

This paper delves into the time-efficient covert multicast in a wireless communication system facilitated by Unmanned Aerial Vehicle (UAV), in which the UAV aims to disseminate a common covert information to multiple ground users (GUs)…

Cryptography and Security · Computer Science 2024-10-17 Wenhao Zhang , Ji He , Yuanyu Zhang

Massive machine-type communications protocols have typically been designed under the assumption that coordination between users requires significant communication overhead and is thus impractical. Recent progress in efficient activity…

Information Theory · Computer Science 2022-07-12 Justin Kang , Wei Yu

Confidentiality, integrity and authentication are more relevant issues in Ad hoc networks than in wired fixed networks. One way to address these issues is the use of symmetric key cryptography, relying on a secret key shared by all members…

Cryptography and Security · Computer Science 2016-08-16 Raghav Bhaskar , Paul Mühlethaler , Daniel Augot , Cdric Adjih , Saadi Boudjit , Anis Laouiti

In multi-source multi-terminal key-dissemination, here called ``key-cast,'' introduced by the authors in [ITW2022], network nodes hold independent random bits, and one seeks a communication scheme that allows all terminal nodes to share a…

Information Theory · Computer Science 2024-07-03 Michael Langberg , Michelle Effros

We present \textsc{CHOKE}, a novel code-based hybrid key-encapsulation mechanism (KEM) designed to securely and efficiently transmit multiple session keys simultaneously. By encoding $n$ independent session keys with an individually secure…

Cryptography and Security · Computer Science 2025-05-06 Benjamin D. Kim , Vipindev Adat Vasudevan , Alejandro Cohen , Rafael G. L. D'Oliveira , Thomas Stahlbuhk , Muriel Médard

This work presents a novel technique for joint secured and robust transmission of orthogonal frequency division multiplexing (OFDM) based communication systems. The proposed system is implemented by developing a new OFDM symbol structure…

Information Theory · Computer Science 2016-11-15 Al-Dweik , M. Mirahmadi , A. Shami , Z. Ding , R. Hamila

Several efforts have been seen claiming the lightweight block ciphers as a necessarily suitable substitute in securing the Internet of Things. Currently, it has been able to envisage as a pervasive frame of reference almost all across the…

Cryptography and Security · Computer Science 2021-11-23 Ziaur Rahman , Xun Yi , Ibrahim Khalil , Mousumi Sumi

In the ongoing discourse surrounding integrating QKD networks as a service for critical infrastructures, key storage design often receives insufficient attention. Nonetheless, it bears crucial significance as it profoundly impacts the…

Cryptography and Security · Computer Science 2024-08-09 Emir Dervisevic , Amina Tankovic , Enio Kaljic , Miroslav Voznak , Miralem Mehic

This paper addresses multi-user quantum key distribution networks, in which any two users can mutually exchange a secret key without trusting any other nodes. The same network also supports conventional classical communications by assigning…

Quantum Physics · Physics 2012-11-27 Mohsen Razavi

High-dimensional quantum key distribution (QKD) offers secure communication, with secure key rates that surpass those achievable by QKD protocols utilizing two-dimensional encoding. However, existing high-dimensional QKD protocols require…

A process for the secure transmission of data is presented that has to a certain degree the advantages of the one-time pad (OTP) cipher, that is, simplicity, speed, and information-theoretically security, but overcomes its fundamental…

Cryptography and Security · Computer Science 2016-08-22 Uwe Starossek

We study a method for key predistribution in a network of $n$ users where pairwise keys are computed by hashing users' IDs along with secret information that has been (pre)distributed to the network users by a trusted entity. A…

Cryptography and Security · Computer Science 2014-03-07 Maura B. Paterson , Douglas R. Stinson

We propose a multicast scheduling scheme to exploit content reuse when there is asynchronicity in user requests. A unicast transmission setup is used for content delivery, while multicast transmission is employed opportunistically to reduce…

Networking and Internet Architecture · Computer Science 2014-11-12 Peng Hui Tan , Jingon Joung , Sumei Sun

The purpose of this paper is to do a general survey on the existing communication modes inside a smart grid, the existing security loopholes and their countermeasures. Then we suggest a detailed countermeasure, building upon the Jigsaw…

Cryptography and Security · Computer Science 2015-06-23 Tuhin Borgohain , Amardeep Borgohain , Rajdeep Borgohain , Sugata Sanyal

Coded caching scheme provides us an effective framework to realize additional coded multicasting gain by exploiting coding into multiple transmitted signals. The goal of coded caching design is to jointly optimize the placement and delivery…

Information Theory · Computer Science 2019-06-21 Qiaoling Zhang , Lei Zheng , Minquan Cheng , Qingchun Chen

This paper presents modifications of the Diffie-Hellman (DH) key exchange method. The presented modifications provide better security than other key exchange methods. We are going to present a dynamic security that simultaneously realizes…

Cryptography and Security · Computer Science 2012-01-27 Sohail Abid , Shahid Abid

Modern cryptography is essential to communication and information security for performing all kinds of security actions, such as encryption, authentication, and signature. However, the exposure possibility of keys poses a great threat to…

Cryptography and Security · Computer Science 2020-10-27 Longjiang Li , Bingchuan Ma , Jianjun Yang , Yonggang Li , Yuming Mao

Secure communication makes the widespread use of telecommunication networks and services possible. With the constant progress of computing and mathematics, new cryptographic methods are being diligently developed. Quantum Key Distribution…

Cryptography and Security · Computer Science 2024-08-09 Emir Dervisevic , Amina Tankovic , Ehsan Fazel , Ramana Kompella , Peppino Fazio , Miroslav Voznak , Miralem Mehic