A privacy coin is a type of cryptocurrency designed with a focus to enhance the privacy and anonymity of its users’ transactions.
Privacy coins employ advanced cryptographic techniques to obscure transaction details, making it challenging to trace the sender, recipient, and transaction amount. These privacy coins offer users a higher level of financial confidentiality compared to more transparent cryptocurrencies like Bitcoin.
Peer-to-peer (P2P) refers to a decentralized communication and computing model in which participants in a network, often referred to as "peers," interact directly with one another without the need for a centralized intermediary.
Paper wallets were a popular method to store cryptocurrency offline. These paper wallets consisted of a piece of paper with QR codes representing the private and public keys.