Privacy in Cryptocurrencies: An Overview

Transactions in Bitcoin are recorded in its blockchain. This makes it possible to see whether coins sent through the network are still valid unspent coins. At the same time, however, the transparency of the data stored in the blockchain can be used to infer private information of users. There are already many cryptocurrencies and “money […]

Review of AppeCoin: An Alternative Anonymous Cryptocurrency

AppeCoin, Sergio D. Lerner‘s proposal for an e-cash scheme, is designed for a peer-to-peer network which does not rely on a Trusted Third Party. Like the cryptocurrencies Monero or Zcash, AppeCoin is a protocol which aims to guarantee to its users full privacy. Lerner’s e-cash scheme leverages coin shuffling. Unlike ZeroCoin, where the monetary units […]