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Public key infrastructures (PKIs) are one of the main building blocks for securing communications over the Internet. Currently, PKIs are under the control of centralized authorities, which is problematic as evidenced by numerous incidents…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-08-05 Christos Patsonakis , Katerina Samari , Aggelos Kiayias , Mema Roussopoulos

The RPKI is crucial for securing the routing system of the Internet. With the RPKI, owners of Internet resources can make cryptographically backed claims, for example about the legitimate origin of their IP space. Thousands of networks use…

Cryptography and Security · Computer Science 2025-12-19 Moritz Müller-Brus , Lisa Bruder , Caspar Schutijser , Ralph Koning

Modern GPUs support special protocols to exchange data directly across the PCI Express bus. While these protocols could be used to reduce GPU data transmission times, basically by avoiding staging to host memory, they require specific…

Because FPGAs outperform traditional processing cores like CPUs and GPUs in terms of performance per watt and flexibility, they are being used more and more in cloud and data center applications. There are growing worries about the security…

Cryptography and Security · Computer Science 2022-09-26 Muhammed Kawser Ahmed , Sujan Kumar Saha , Christophe Bobda

In this paper we provide a guide for public key infrastructure designers and administrators when planning for directory services. We concentrate on the LDAP directories and how they can be used to successfully publish PKI information. We…

Cryptography and Security · Computer Science 2007-05-23 V. Karatsiolis , M. Lippert , A. Wiesmaier

BGP is the de facto protocol used for inter-autonomous system routing in the Internet. Generally speaking, BGP has been proven to be secure, efficient, scalable, and robust. However, with the rapid evolving of the Internet in the past few…

Networking and Internet Architecture · Computer Science 2009-07-29 Amit Narayanan

Quantum computing technologies pose a significant threat to the currently employed public-key cryptography protocols. In this paper, we discuss the impact of the quantum threat on public key infrastructures (PKIs), which are used as a part…

The Session Initiation Protocol (SIP) has become the most predominant protocol for Voice over Internet Protocol (VoIP) signaling. Security of SIP is an important consideration for VoIP communication as the traffic is transmitted over the…

Cryptography and Security · Computer Science 2010-02-08 Abdullah Al Hasib , Abdullah Azfar , Md. Sarwar Morshed

The Resource Public Key Infrastructure (RPKI) aims to secure internet routing by creating an infrastructure where resource holders can make attestations about their resources. RPKI Certificate Authorities issue these attestations and…

Cryptography and Security · Computer Science 2022-03-03 Koen van Hove , Jeroen van der Ham , Roland van Rijswijk-Deij

There has recently been a flood of interest in potential new applications of blockchains, as well as proposals for more generic designs called public ledgers. Most of the novel proposals have been in the financial sector. However, the…

Cryptography and Security · Computer Science 2016-08-24 Thanh Bui , Tuomas Aura

With the rapid evolution of the Industrial Internet of Things (IIoT), the boundaries and scale of the Internet are continuously expanding. Consequently, the limitations of traditional certificate-based Public Key Infrastructure (PKI) have…

Cryptography and Security · Computer Science 2026-03-27 Penghui Liu , Yi Niu , Xiaoxiong Zhong , Jiahui Wu , Weizhe Zhang , Kaiping Xue , Bin Xiao

A growing framework of legal and ethical requirements limit scientific and commercial evalua-tion of personal data. Typically, pseudonymization, encryption, or methods of distributed com-puting try to protect individual privacy. However,…

Cryptography and Security · Computer Science 2018-11-21 Nikolaus von Bomhard , Bernd Ahlborn , Catherine Mason , Ulrich Mansmann

Central Bank Digital Currency (CBDC) is a new form of money, issued by a country's or region's central bank, that can be used for a variety of payment scenarios. Depending on its concrete implementation, there are many participants in a…

Cryptography and Security · Computer Science 2025-07-08 Makan Rafiee , Lars Hupel

The 3GPP 5G Service-based Architecture (SBA) security specifications leave several details on how to setup an appropriate Public Key Infrastructure (PKI) for 5G SBA, unspecified. In this work, we propose 5G-SBA-PKI, a public key…

Cryptography and Security · Computer Science 2023-09-27 Ayush Kumar , Vrizlynn L. L. Thing

This document presents brief software specification of a secure file exchange system prototype involving mutual authentication of the users via their browser and the application server with PKI-based certificates as credentials, the use of…

Cryptography and Security · Computer Science 2011-01-25 Serguei A. Mokhov , Marc-André Laverdière , Ali Benssam , Djamel Benredjem

In order for High-Performance Computing (HPC) applications with data security requirements to execute in the public cloud, the cloud infrastructure must ensure the privacy and integrity of data. To meet this goal, we consider incorporating…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-14 Abu Naser , Mehran Sadeghi Lahijani , Cong Wu , Mohsen Gavahi , Viet Tung Hoang , Zhi Wang , Xin Yuan

FPGAs (Field Programmable Gate arrays) have gained massive popularity today as accelerators for a variety of workloads, including big data analytics, and parallel and distributed computing. This has fueled the study of mechanisms to…

Cryptography and Security · Computer Science 2018-02-26 Arnab Bag , Sikhar Patranabis , Debapriya Basu Roy , Debdeep Mukhopadhyay

Mobile devices play an important role in the wireless network environment for providing different services over internet. The business transactions over wireless electronic devices are not secure and hence the messages are prone to be…

Cryptography and Security · Computer Science 2012-12-12 Balachandra Muniyal , Krishna Prakash , Shashank Sharma

Cloud computing platforms are progressively adopting Field Programmable Gate Arrays to deploy specialized hardware accelerators for specific computational tasks. However, the security of FPGA-based bitstream for Intellectual Property, IP…

Cryptography and Security · Computer Science 2023-10-05 Mukta Debnath , Krishnendu Guha , Debasri Saha , Susmita Sur-Kolay

A critical requirement for modern-day Intelligent Transportation Systems (ITS) is the ability to collect geo-referenced data from connected vehicles and mobile devices in a safe, secure and anonymous way. The Nexagon protocol, which builds…

Cryptography and Security · Computer Science 2025-06-13 Okemawo Obadofin , Joao Barros