Cards (Visa, Mastercard, American Express, Discover, Diners Club, JCB) are a dominant payment method globally. Credit cards are issued by banks and allow customers to borrow money with a promise to pay it back within a grace period to avoid extra fees.
PayPal is the largest debit electronic payment system. Allows customers to pay bills and purchases, send and receive money transfers
Bitcoin uses peer-to-peer technology to operate with no central authority or banks; managing transactions and the issuing of bitcoins is carried out collectively by the network. Bitcoin is open-source; its design is public, nobody owns or controls Bitcoin and everyone can take part.
Ethereum is a global, open-source platform for decentralized applications. Ether is the cryptocurrency generated by the Ethereum platform as a reward to mining nodes for computations performed and is the only currency accepted in the payment of transaction fees.
Peer-to-peer cryptocurrency and open-source software project released under the MIT/X11 license. Creation and transfer of coins is based on an open source cryptographic protocol and is not managed by any central authority. Litecoin was an early bitcoin spinoff or altcoin, starting in October 2011.
Сryptocurrency aimed at using cryptography to provide enhanced privacy for its users compared to other cryptocurrencies such as Bitcoin. Zcash is based on Bitcoin's codebase. It shares many similarities such as a fixed total supply of 21 million units.
Cryptocurrency that is a fork of Bitcoin. Bitcoin Cash is a spin-off or altcoin that was created in 2017. In 2018, Bitcoin Cash subsequently split into two cryptocurrencies: Bitcoin Cash and Bitcoin SV. Bitcoin Cash is sometimes also referred to as Bcash.
Dash is an open source cryptocurrency. It is an altcoin that was forked from the Bitcoin protocol. It is also a decentralized autonomous organization (DAO) run by a subset of its users, which are called "masternodes". The currency permits transactions that can be untraceable.