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Bitcoin's Lightning Network (LN) is a scalability solution for Bitcoin allowing transactions to be issued with negligible fees and settled instantly at scale. In order to use LN, funds need to be locked in payment channels on the Bitcoin…

Computers and Society · Computer Science 2019-04-16 István András Seres , László Gulyás , Dániel A. Nagy , Péter Burcsi

As Lightning network payments are neither broadcasted nor publicly stored. Thus LN has been seen not only as scalability but also as privacy solution for Bitcoin. The protocol guarantees that only the latest channel state can be confirmed…

Cryptography and Security · Computer Science 2020-04-02 Sergei Tikhomirov , Rene Pickhardt , Alex Biryukov , Mariusz Nowostawski

The Bitcoin Lightning Network is a Layer 2 payment protocol that addresses Bitcoin's scalability by facilitating quick and cost effective transactions through payment channels. This research explores the feasibility of using machine…

Machine Learning · Computer Science 2025-10-24 Vincent Davis , Emanuele Rossi , Vikash Singh

The Lightning Network (LN) is a prominent payment channel network aimed at addressing Bitcoin's scalability issues. Due to the privacy of channel balances, senders cannot reliably choose sufficiently liquid payment paths and resort to a…

Cryptography and Security · Computer Science 2021-03-16 Rene Pickhardt , Sergei Tikhomirov , Alex Biryukov , Mariusz Nowostawski

The Bitcoin Lightning Network is a layer 2 protocol designed to facilitate fast and inexpensive Bitcoin transactions. It operates by establishing channels between users, where Bitcoin is locked and transactions are conducted off-chain until…

Cryptography and Security · Computer Science 2024-07-12 Rainer Feichtinger , Florian Grötschla , Lioba Heimbach , Roger Wattenhofer

The Bitcoin Lightning Network, launched in 2018, serves as a layer 2 scaling solution for Bitcoin. The Lightning Network allows users to establish channels between each other and subsequently exchange off-chain payments. Together, these…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-25 Florian Grötschla , Lioba Heimbach , Severin Richner , Roger Wattenhofer

The Lightning Network is a scaling solution for Bitcoin that promises to enable rapid and private payment processing. In Lightning, multi-hop payments are secured by utilizing Hashed Time-Locked Contracts (HTLCs) and encrypted on the…

Networking and Internet Architecture · Computer Science 2020-06-23 Elias Rohrer , Florian Tschorsch

The Bitcoin Lightning Network (BLN), a so-called "second layer" payment protocol, was launched in 2018 to scale up the number of transactions between Bitcoin owners. In this paper, we analyse the structure of the BLN over a period of 18…

Physics and Society · Physics 2020-09-08 Jian-Hong Lin , Kevin Primicerio , Tiziano Squartini , Christian Decker , Claudio J. Tessone

The Lightning Network (LN) has enjoyed rapid growth over recent years, and has become the most popular scaling solution for the Bitcoin blockchain. The security of the LN relies on the ability of the nodes to close a channel by settling…

Cryptography and Security · Computer Science 2024-03-21 Cosimo Sguanci , Anastasios Sidiropoulos

It is now a whole year since Lightning Network (LN) has been launched on the Bitcoi's mainnet. LN has been claimed as the solution for several of Bitcoin's weaknesses such as its difficulty to scale in number of transactions per second and…

Cryptography and Security · Computer Science 2019-02-21 Stefano Martinazzi

The Lightning Network promises to alleviate Bitcoin's known scalability problems. The operation of such second layer approaches relies on the ability of participants to turn to the blockchain to claim funds at any time, which is assumed to…

Cryptography and Security · Computer Science 2020-08-28 Jona Harris , Aviv Zohar

The Lightning Network, a payment channel network with a market cap of over 192M USD, is designed to resolve Bitcoin's scalability issues through fast off-chain transactions. There are multiple Lightning Network client implementations, all…

Cryptography and Security · Computer Science 2024-05-06 Ben Weintraub , Satwik Prabhu Kumble , Cristina Nita-Rotaru , Stefanie Roos

Lightning Network (LN) is designed to amend the scalability and privacy issues of Bitcoin. It's a payment channel network where Bitcoin transactions are issued off chain, onion routed through a private payment path with the aim to settle…

Cryptography and Security · Computer Science 2020-07-14 Ferenc Beres , Istvan Andras Seres , Andras A. Benczur

Payment channel networks are an approach to improve the scalability of blockchain-based cryptocurrencies. The Lightning Network is a payment channel network built for Bitcoin that is already used in practice. Because the Lightning Network…

Cryptography and Security · Computer Science 2025-05-22 Matthias Grundmann , Hannes Hartenstein

The Bitcoin Lightning Network (LN) is designed to improve the scalability of blockchain systems by using off-chain payment paths to settle transactions in a faster, cheaper, and more private manner. This work aims to empirically study LN's…

Computer Science and Game Theory · Computer Science 2023-12-29 Andrea Carotti , Cosimo Sguanci , Anastasios Sidiropoulos

The Bitcoin Lightning network is a mechanism to enable fast and inexpensive off-chain Bitcoin transactions using peer-to-peer (P2P) channels between nodes that can also be composed into a routing path. Although the resulting possible…

Networking and Internet Architecture · Computer Science 2020-06-26 Finnegan Waugh , Ralph Holz

Payment channel networks, and the Lightning Network in particular, seem to offer a solution to the lack of scalability and privacy offered by Bitcoin and other blockchain-based cryptocurrencies. Previous research has focused on the…

Cryptography and Security · Computer Science 2021-01-22 George Kappos , Haaroon Yousaf , Ania Piotrowska , Sanket Kanjalkar , Sergi Delgado-Segura , Andrew Miller , Sarah Meiklejohn

Bitcoin is undoubtedly a great alternative to today's existing digital payment systems. Even though Bitcoin's scalability has been debated for a long time, we see that it is no longer a concern thanks to its layer-2 solution Lightning…

Cryptography and Security · Computer Science 2023-05-01 Ahmet Kurt , Abdulhadi Sahin , Ricardo Harrilal-Parchment , Kemal Akkaya

Payment channel networks (PCNs) such as the Lightning Network offer an appealing solution to the scalability problem faced by many cryptocurrencies operating on a blockchain such as Bitcoin. However, PCNs also inherit the stringent…

Cryptography and Security · Computer Science 2022-01-20 Philipp Zabka , Klaus-Tycho Foerster , Stefan Schmid , Christian Decker

The Lightning Network, known for its millisecond settlement speeds and low transaction fees, offers a compelling alternative to traditional payment processors, which often have higher fees and longer processing times. This is particularly…

Cryptography and Security · Computer Science 2023-12-08 Jeffy Yu
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