English
Related papers

Related papers: Hypersyn: A Peer-to-Peer System for Mutual Credit

200 papers

This Request For Comment (RFC) is a proposal for a new protocol to use money over the Internet. Features like a distributed architecture, a published cryptographic algorithm, a minimal authority responsibility, the absence of fees will make…

Cryptography and Security · Computer Science 2015-08-31 Laurent Fournier

We propose a novel sidechain construction tailored to be compatible with the Horizen blockchain and designed for conducting secure and decentralized cross-chain transfers without requiring the mainchain nodes to track sidechains to verify…

Cryptography and Security · Computer Science 2018-12-14 Alberto Garoffolo , Robert Viglione

Sensor networks and Wireless Sensor Networks (WSN) are key components for the development of the Internet of Things. These networks are subject of two kinds of constraints. Adaptability by the mean of mutability and evolutivity, and…

Cryptography and Security · Computer Science 2017-06-07 Axel Moinet , Benoît Darties , Jean-Luc Baril

Blockchain is currently one of the fastest-growing technologies in the field of Computer Science. It has found a prevalent use in financial applications like cryptocurrency, for example, Bitcoin and Ethereum. They have been able to bring an…

Cryptography and Security · Computer Science 2021-07-30 Keenu Chandra , Maroof Mushtaq , Nalini N

Community networks are prone to free-riders, i.e., participants who take advantage of cooperation from others' routers but do not contribute reciprocally. In this paper, we present HARPIA, a system for credit-based incentive mechanisms for…

Networking and Internet Architecture · Computer Science 2022-03-17 Caciano Machado , Renan R. S. dos Santos , Carla Merkle Westphall

In certain Blockchain systems, multiple Blockchains are required to operate cooperatively for security, performance, and capacity considerations. This invention defines a cross-chain mechanism where a main Blockchain issues the tokens,…

Cryptography and Security · Computer Science 2023-08-21 Guangsheng Yu , Xu Wang , Ren Ping Liu

Digital payments traditionally rely on online communications with several intermediaries such as banks, payment networks, and payment processors in order to authorize and process payment transactions. While these communication networks are…

Blockchain technology has become a trusted method for establishing secure and transparent transactions through a distributed, encrypted network. The operation of blockchain is governed by consensus algorithms, among which Proof of Stake…

Cryptography and Security · Computer Science 2024-06-03 Bruno Ramos-Cruz , Javier Andreu-Pérez , Francisco J. Quesada , Luis Martínez

Credit networks represent a way of modeling trust between entities in a network. Nodes in the network print their own currency and trust each other for a certain amount of each other's currency. This allows the network to serve as a…

Trading and Market Microstructure · Quantitative Finance 2012-02-21 Pranav Dandekar , Ashish Goel , Ramesh Govindan , Ian Post

Public blockchains inherently offer low throughput and high latency, motivating off-chain scalability solutions such as Payment Channel Networks (PCNs). However, existing PCNs suffer from liquidity fragmentation-funds locked in one channel…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-15 Ayush Nainwal , Atharva Kamble , Nitin Awathare

The ability of a peer-to-peer (P2P) system to effectively host decentralized applications often relies on the availability of a peer-sampling service, which provides each participant with a random sample of other peers. Despite the…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-08 Rachid Guerraoui , Anne-Marie Kermarrec , Anastasiia Kucherenko , Rafael Pinot , Martijn de Vos

A payment channel network is a blockchain-based overlay mechanism that allows parties to transact more efficiently than directly using the blockchain. These networks are composed of payment channels that carry transactions between pairs of…

Networking and Internet Architecture · Computer Science 2026-03-10 Suryanarayana Sankagiri , Bruce Hajek

Blockchain offers a decentralized, immutable, transparent system of records. It offers a peer-to-peer network of nodes with no centralised governing entity making it unhackable and therefore, more secure than the traditional paper-based or…

Cryptography and Security · Computer Science 2019-11-27 Harsh Jot Singh , Abdelhakim Senhaji Hafid

Current cryptocurrencies, starting with Bitcoin, build a decentralized blockchain-based transaction ledger, maintained through proofs-of-work that also generate a monetary supply. Such decentralization has benefits, such as independence…

Cryptography and Security · Computer Science 2015-12-21 George Danezis , Sarah Meiklejohn

Micropayments are increasingly being adopted by a large number of applications. However, processing micropayments individually can be expensive, with transaction fees exceeding the payment value itself. By aggregating these small…

Cryptography and Security · Computer Science 2019-11-21 Ghada Almashaqbeh , Allison Bishop , Justin Cappos

Blockchain as a promising technology is gaining its popularity ever since proof-of-work based Bitcoin came to the world. Nevertheless, Bitcoin achieves consensus at an expensive cost of energy. Proof-of-stake is one of the solutions for…

Cryptography and Security · Computer Science 2026-01-05 Joshua Shen

This paper introduces CrossLink, a decentralized framework for secure cross-chain smart contract execution that effectively addresses the inherent limitations of contemporary solutions, which primarily focus on asset transfers and rely on…

Cryptography and Security · Computer Science 2025-10-23 Tahrim Hossain , Faisal Haque Bappy , Tarannum Shaila Zaman , Tariqul Islam

Demand for blockchains such as Bitcoin and Ethereum is far larger than supply, necessitating a mechanism that selects a subset of transactions to include "on-chain" from the pool of all pending transactions. This paper investigates the…

Cryptography and Security · Computer Science 2023-12-27 Tim Roughgarden

Under Know Your Customer (KYC) regulations, financial institutions are required to verify the identity and assess the trustworthiness of any new client during on-boarding, and maintain up-to-date records for risk management. These processes…

Cryptography and Security · Computer Science 2020-01-07 Constantin Cătălin Drăgan , Mark Manulis

A blockchain system is a replicated state machine that must be fault tolerant. When designing a blockchain system, there is usually a trade-off between decentralization, scalability, and security. In this paper, we propose a novel…

Cryptography and Security · Computer Science 2018-11-20 Tai-Yuan Chen , Wei-Ning Huang , Po-Chun Kuo , Hao Chung , Tzu-Wei Chao