Bitcoin-compatible virtual channels

L Aumayr, M Maffei, O Ersoy, A Erwig… - … IEEE Symposium on …, 2021 - ieeexplore.ieee.org
Current permissionless cryptocurrencies such as Bitcoin suffer from a limited transaction rate
and slow confirmation time, which hinders further adoption. Payment channels are one of …

Generalized channels from limited blockchain scripts and adaptor signatures

L Aumayr, O Ersoy, A Erwig, S Faust… - Advances in Cryptology …, 2021 - Springer
Decentralized and permissionless ledgers offer an inherently low transaction rate, as a
result of their consensus protocol demanding the storage of each transaction on-chain. A …

Lightweight virtual payment channels

M Jourenko, M Larangeira, K Tanaka - International Conference on …, 2020 - Springer
Blockchain systems have severe scalability limitations eg, long confirmation delays. Layer-2
protocols are designed to address such limitations. The most prominent class of such …

Sleepy channels: Bi-directional payment channels without watchtowers

L Aumayr, SAK Thyagarajan, G Malavolta… - Proceedings of the …, 2022 - dl.acm.org
Payment channels (PC) are a promising solution to the scalability issue of cryptocurrencies,
allowing users to perform the bulk of the transactions off-chain without needing to post …

An evaluation of cryptocurrency payment channel networks and their privacy implications

E Erdin, S Mercan, K Akkaya - arXiv preprint arXiv:2102.02659, 2021 - arxiv.org
Cryptocurrencies redefined how money can be stored and transferred among users.
However, independent of the amount being sent, public blockchain-based cryptocurrencies …

Generalized bitcoin-compatible channels

L Aumayr, O Ersoy, A Erwig, S Faust, K Hostakova… - 2020 - repositum.tuwien.at
The widespread adoption of decentralized cryptocurrencies, such as Bitcoin or Ethereum, is
currently hindered by their inherently limited transaction rate. One of the most prominent …

Thora: Atomic and privacy-preserving multi-channel updates

L Aumayr, K Abbaszadeh, M Maffei - Proceedings of the 2022 ACM …, 2022 - dl.acm.org
Most blockchain-based cryptocurrencies suffer from a heavily limited transaction throughput,
which is a barrier to their growing adoption. Payment channel networks (PCNs) are one of …

Revive: Rebalancing off-blockchain payment networks

R Khalil, A Gervais - Proceedings of the 2017 acm sigsac conference on …, 2017 - dl.acm.org
Scaling the transaction throughput of decentralized blockchain ledgers such as Bitcoin and
Ethereum has been an ongoing challenge. Two-party duplex payment channels have been …

Concurrency and privacy with payment-channel networks

G Malavolta, P Moreno-Sanchez, A Kate… - Proceedings of the …, 2017 - dl.acm.org
Permissionless blockchains protocols such as Bitcoin are inherently limited in transaction
throughput and latency. Current efforts to address this key issue focus on off-chain payment …

Improving transaction success rate in cryptocurrency payment channel networks

S Mercan, E Erdin, K Akkaya - Computer Communications, 2021 - Elsevier
Blockchain-based cryptocurrencies has received a substantial interest in the last decade as
Blockchain can ensure trust among users without relying on third parties. However …