The Ethereum blockchain is a distributed database of transactions, where the Gas Oracles
suggest the users the Gas price's categories to get a transaction recorded. The paper …

Blockchain-based cryptocurrencies are severely limited in transaction throughput and
latency. A promising solution to this issue is a payment channel, which allows trust-free …

In blockchain networks driven by Proof of Work, clients spend a certain amount of
cryptocurrency (called fees) to control the speed of confirmation of the transactions that they …

Blockchains based on Proof-of-Work (PoW) have introduced a new paradigm for distributed
ledgers on the Web. In these systems, transactions compete to obtain a position inside the …

Bitcoin is currently subject to a significant pay-for-speed trade-off. This is caused by lengthy
and highly variable transaction confirmation times, especially during times of congestion …

The advancement of clustering heuristics has demonstrated that the addresses of Bitcoin,
which are protected by their anonymous mechanisms, can be de-anonymized. While the …

These days, businesses, in both online and offline, have started accepting cryptocurrencies
as payment methods. Even in countries like El Salvador, cryptocurrencies are recognized as …

In the last few years, blockchains have gained a great importance as a technology to
implement distributed ledgers. In this thesis, we study blockchains based on the most …

Blockchain characteristics have been an under investigated potential driver of the valuation
of cryptocurrencies. In this paper, we investigate one of the characteristics of the Bitcoin …

Payment channel networks (PCNs) are indispensable solutions to the scalability issues of
blockchains and act as capacity-enhancing plugins for the Bitcoin settlement mechanism …