We are currently conducting research on wallet fingerprinting in Bitcoin. In this work, we delve on the way that several Bitcoin wallets construct and...
Some time ago, we proposed a mechanism to address a long-standing issue in Bitcoin: the vulnerability of zero-confirmation (0-conf) transactions to double-spending attacks. Zero-confirmation...
We’ve recently submitted our latest paper to the 2025 7th International Conference on Blockchain Computing and Applications (BCCA), which will take place in Croatia. In...
How GroupHug works, a server programmed in Rust that allows grouping or batching of transactions without interaction between users using SigHash Single | AnyoneCanPay...
April 7, 2024 · 6 min · Pol Espinasa Let’s suppose that Bob and Alice share a flat and want to buy a television worth 2 bitcoins, paying...