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Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Assets

Algorand

Algorand is a proof-of-stake blockchain and cryptocurrency. Algorand's native cryptocurrency is called ALGO.

Fiat currencies

Atlantic Money

Atlantic Money is a London-headquartered financial technology company that offers international money transfers for a fixed fee. The firm was founded in 2020 and officially launched in 2022 by two Americans, Neeraj Baid and Patrick Kavanagh, both early employees of the listed US financial services company Robinhood.

Assets

Auroracoin

Auroracoin (Abbreviation: AUR; sign: ᚠ) is a peer-to-peer cryptocurrency launched in February 2014 as an Icelandic alternative to bitcoin and the Icelandic króna. The unknown creator or creators use the pseudonym Baldur Friggjar Óðinsson (or Odinsson). They stated that they planned to distribute half of auroracoins that would ever be created to all 330,000 people listed in Iceland's nat

Payments & settlement

BKash

bKash Limited (Bengali: বিকাশ d/b/a: bKash) is a mobile financial service (MFS) in Bangladesh operating under the authority of Bangladesh Bank as a subsidiary of BRAC Bank PLC. This mobile financial service company started as a joint venture between BRAC Bank PLC, and Money in Motion LLC.

Payments & settlement

Blik

BLIK is a Polish mobile payment system launched in 2015. It is operated by Polski Standard Płatności (PSP).

Networks

Blockchain-based Service Network

The Blockchain-based Service Network (BSN) is a backend architecture in China for developing and managing blockchain-based applications, and is split into Chinese and International uses. BSN China, designed as the backbone of China's blockchain strategy, was established in 2018 and launched in 2020 by the State Information Center under the National Development and Reform Commission of Ch

Networks

BNB Smart Chain (blockchain platform)

BNB Smart Chain (formerly Binance Smart Chain) is a public blockchain platform that uses a proof-of-stake consensus mechanism and provides smart contract functionality. The platform's native cryptocurrency is BNB. The system is part of the broader Binance ecosystem founded in 2017 by Changpeng Zhao and Yi He.

Payments & settlement

Bunq

Bunq B.V. (English: , Dutch: [bʏŋk]; stylized in all lowercase), is a fintech and neobank licensed in the Netherlands and operating within 30 European countries. It is headquartered in Amsterdam.

Fiat currencies

Bureau de change

A bureau de change (plural bureaux de change, both BURE-oh də SHONZH; British English) or currency exchange (American English) is a business where people can buy or sell a foreign currency.

Banking

Cheque clearing

Cheque clearing (or check clearing in American English) or bank clearance is the process of moving cash (or its equivalent) from one bank, from which a cheque is drawn, to another bank, in which it was deposited. Clearance is usually accompanied by the movement of the cheque to the paying bank, either in the traditional physical paper form or digitally under a cheque truncation system. T

Finance

Clearing (finance)

In banking and finance, clearing refers to all activities from the time a commitment is made for a transaction until it is settled. This process turns the promise of payment (for example, in the form of a cheque or electronic payment request) into the actual movement of money from one account to another. Clearing houses were formed to facilitate such transactions among banks.

Finance

Clearing house (finance)

A clearing house, often written as clearinghouse, is a financial institution formed to facilitate the exchange (i.e., clearance) of payments, securities, or derivatives transactions. The clearing house stands between two clearing firms (also known as member firms or participants).

Assets

Cryptocurrencies in Europe

The general notion of cryptocurrencies in Europe denotes the processes of legislative regulation, distribution, circulation, and storage of cryptocurrencies in Europe. In April 2023, the EU Parliament passed the Markets in Crypto Act (MiCA) unified legal framework for crypto-assets within the European Union.

Assets

Cryptocurrency exchange

A cryptocurrency exchange, or a digital currency exchange (DCE), is a business that allows customers to trade cryptocurrencies or digital currencies for other assets, such as conventional fiat money or other digital currencies. Exchanges may accept credit card payments, wire transfers or other forms of payment in exchange for digital currencies or cryptocurrencies. A cryptocurrency excha

Assets

CryptoNote

CryptoNote is an application layer protocol designed for use with cryptocurrencies that aims to solve specific problems identified in Bitcoin.

Fiat currencies

Currency

A currency is a standardized form of money used as a medium of exchange. Under this definition, the US dollar, the euro, the yen, sterling, and the renminbi are examples of (government-issued) fiat currencies. Currencies may act as stores of value and be traded between nations in foreign exchange markets, which determine the relative values of the different currencies.

Assets

Dash (cryptocurrency)

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. It was previously known as Xcoin and Darkcoin.

Networks

Decentralized application

A decentralised application (DApp, dApp, Dapp, or dapp) is an application that can operate autonomously, typically through the use of smart contracts, that run on a blockchain or other distributed ledger system. DApps provide a function or utility to their users with less human intervention. Control over some DApps is distributed over holders of tokens that represent ownership over a DAp

Payments & settlement

Digital wallet

A digital wallet, also known as an e-wallet or mobile wallet, is an electronic device, online service, or software program that allows one party to make electronic transactions with another party by exchanging digital currency units for goods and services. This can include purchasing items either online or at the point of sale in a brick-and-mortar store, either using a smartphone or oth

Payments & settlement

Dinarak

Dinarak (Al-Mutakamilah for Payments Services via Mobile Phone) is a mobile wallet, money transfer, electronic bill payment, funds disbursement service, licensed by the Central Bank of Jordan under the JoMoPay national switch and launched in late 2015 as Dinarak wallet as part of the Jordanian central bank's efforts to advocate financial inclusion for the un-banked segment of the Jordani

Networks

Distributed ledger

A distributed ledger (also called a shared ledger or distributed ledger technology or DLT) is a system whereby replicated, shared, and synchronized digital data is geographically spread (distributed) across many sites, countries, or institutions. In contrast to a centralized database, a distributed ledger does not require a central administrator, and consequently does not have a single (

Payments & settlement

Double-spending

Double-spending is the unauthorized spending of the same money (either digital or conventional) more than once. As with counterfeit money, double-spending leads to supply inflation by creating a new amount of copied currency that did not previously exist. It can also devalue the currency and diminish user trust in the currency.

Networks

EOS.IO

EOS.IO is a blockchain protocol based on the cryptocurrency EOS. The smart contract platform claims to eliminate transaction fees and also conduct millions of transactions per second. It was developed by the private company Block.one and launched in 2017. The platform was later released as open-source software.

Assets

Financial cryptography

Financial cryptography is the use of cryptography in applications in which financial loss could result from subversion of the message system. Financial cryptography is distinguished from traditional cryptography in that for most of recorded history, cryptography has been used almost entirely for military and diplomatic purposes.

Finance

Financial technology

Financial technology (abbreviated as fintech) refers to the application of new technologies to products and services in the financial industry. This broad term encompasses a wide array of technological tools in financial services, including mobile banking, online lending platforms, digital payment systems, robo-advisors, and blockchain-based applications such as cryptocurrencies. Financi

Payments & settlement

Financial transaction

A financial transaction is an agreement, or communication, between a buyer and seller to exchange goods, services, or assets for payment. Any transaction involves a change in the status of the finances of two or more businesses or individuals. A financial transaction always involves one or more financial asset, most commonly money or another valuable item such as gold or silver.

Assets

Firo (cryptocurrency)

Firo, formerly known as Zcoin, is a cryptocurrency aimed at using cryptography to provide better privacy for its users compared to other cryptocurrencies such as Bitcoin.

Networks

Fork (blockchain)

In blockchain, a fork is defined variously as:

Assets

Hedera (distributed ledger)

Hedera Hashgraph, commonly known as Hedera, is a distributed ledger which uses a variant of proof of stake to reach consensus. The native cryptocurrency of the Hedera Hashgraph system is HBAR.

Assets

Helium Network

The Helium Network is a wireless system composed of two distinct networks: one for Internet of things (IoT) devices using LoRaWAN and another for mobile phone coverage using Wi-Fi hotspots.

Assets

Initial coin offering

An initial coin offering (ICO) or token sale is a form of capital raising in which a project issues and sells digital tokens using blockchain technology, typically in exchange for cryptocurrency or fiat currency. The tokens may grant access to a product or service, represent participation rights within a network, or function as speculative digital assets traded on cryptocurrency markets.

Assets

Initial exchange offering

An Initial exchange offering (IEO) is the cryptocurrency exchange equivalent to a stock launch or Initial public offering (IPO). An IEO is the process of digital asset (e.g. coins or tokens) procurement through an established exchange for the purpose of raising capital for start-up companies. Exchanges act as a middleman between investors and the startup, profiting from fees generated by

Payments & settlement

Interac e-Transfer

Interac e-Transfer (formerly Interac Email Money Transfer or EMT) is a Canadian funds transfer service between personal and business accounts in participating Canadian banks and other financial institutions, offered through Interac Corporation.

Banking

Interest-free economy

An interest-free economy or interest free economy is an economy that does not have pure interest rates.

Assets

IOTA (technology)

IOTA is an open-source distributed ledger and cryptocurrency designed for the Internet of things (IoT). It uses a directed acyclic graph to store transactions on its ledger, motivated by a potentially higher scalability over blockchain based distributed ledgers. IOTA does not use miners to validate transactions, instead, nodes that issue a new transaction on the network must approve two

Assets

KodakCoin

KodakCoin (stylized KODAKCoin) was a Kodak-branded blockchain cryptocurrency, used to plan payments for licensed photographers. It was also able to generate individualized cryptocurrency for its users through Kodak KashMiner, a Bitcoin-mining computer. Critics characterized Kodak's association with the cryptocurrency as a "desperate money grab."

Assets

L3cos

L3COS (Level 3 Consensus Operating System) is an algorithm for digitising processes based on Blockchain, which has a three-level structure and is distributed as Platform as a Service for state bodies and businesses. The algorithm is based on the blockchain, in which any decision made at any of the levels will become part of the common chain. The technology involves a three-level framewor

Payments & settlement

Lemon Wallet

Lemon Wallet was a cloud-based digital wallet that allowed users to store digital copies of credit cards, debit cards, reward cards, as well as identification, and other card information. The service was released in July 2011 and the company is based in Palo Alto, California, United States. Wences Casares was the company's CEO.

Payments & settlement

Liberty Reserve

Liberty Reserve was a Costa Rica-based centralized digital currency service that billed itself as the "oldest, safest and most popular payment processor, serving millions all around a world". Liberty Reserve was conceived as a "PayPal for the unbanked," allowing the 2.5 billion people without bank accounts or credit histories to participate in the modern economy. The site had over one mi

Assets

Litecoin

Litecoin (abbreviation: LTC) is a cryptocurrency and open-source software project created by Charlie Lee and released in 2011. Its software was derived from Bitcoin's codebase. Litecoin uses a scrypt-based proof-of-work system, targets a block interval of 2.5 minutes, and has a maximum supply of 84 million litecoins.

Assets

MazaCoin

MazaCoin (Maza, MZC) is a cryptocurrency launched in 2014 by developer Payu Harris. It was created with the goal of providing a digital currency for the Oglala Lakota tribe in South Dakota.

Assets

MobileCoin

MobileCoin, also known as Sentz, is a peer-to-peer cryptocurrency developed by MobileCoin Inc., which was founded in 2017 by Josh Goldbard and Shane Glynn.

Payments & settlement

MoneyGram

MoneyGram International, Inc. is an American interstate and international peer-to-peer payments and money transfer company headquartered in Dallas, Texas. It has an operations center in St. Louis Park, Minnesota, and regional and local offices around the world.

Assets

Nano (cryptocurrency)

Nano (Abbreviation: XNO) is a cryptocurrency characterized by a directed acyclic graph data structure and distributed ledger, making it possible for Nano to work without intermediaries. To agree on what transactions to commit (i.e., achieving consensus), it uses a voting system with weight based on the amount of currency an account holds.

Networks

NEAR (blockchain platform)

NEAR is a public blockchain platform that uses a proof-of-stake consensus mechanism and provides smart-contract functionality. Its native cryptocurrency is NEAR. It was founded in 2018 by Illia Polosukhin and Alexander Skidanov, with mainnet launching in 2020.

Assets

NEO (blockchain)

Neo is a blockchain-based cryptocurrency and application platform used to run smart contracts and decentralized applications. The project, originally named Antshares, was founded in 2014 by Da HongFei and Erik Zhang and rebranded as Neo in 2017. In 2017 and 2018, it became popular in China despite the recently enacted prohibition on cryptocurrency in that country.

Networks

Nervos Network

Nervos Network is a proof-of-work blockchain platform which consists of multiple blockchain layers that are designed for different functions. The native cryptocurrency of this layer is called CKB. Smart contracts and decentralized applications can be deployed on the Nervos blockchain. The Nervos Network was founded in 2018.

Fiat currencies

Nium

Nium is a Singapore-headquartered cross-border payments company. Initially founded by Prajit Nanu and Michael Bermingham, and launched as a consumer-remittance platform Instarem in 2014. In 2016, the company introduced its B2B payments platform and rebranded as Nium in 2019, subsequently elevating Pratik Gandhi to co-founder in 2021. However, Gandhi left Nium in October 2023, around the

Assets

Nxt

NXT is an open source cryptocurrency and payment network launched in 2013 by anonymous software developer BCNext. It uses proof-of-stake to reach consensus for transactions—as such, there is a static money supply. Unlike Bitcoin, there is no mining.

Payments & settlement

Orange Money

Orange Money is the mobile phone based money transfer service of French telecom company Orange S.A., available in most of the group's affiliates in Africa. Its users can deposit money into an account linked to their mobile phone number, and then access a range of services, in particular transferring money domestically and internationally, paying bills and buying airtime top-up.

Payments & settlement

PayBox

PayBox is an Israeli social payment application that facilitates peer-to-peer money transfers, group collections, and payments to businesses. Launched in 2014 by PayBox Ltd, the app was acquired by Israel Discount Bank in 2017 and has since operated as part of the Discount Group.

Payments & settlement

Payment system

A payment system is any system used to settle financial transactions through the transfer of monetary value. This includes the institutions, payment instruments such as payment cards, people, rules, procedures, standards, and technologies that make its exchange possible. A payment system is an operational network which links bank accounts and provides for monetary exchange using bank dep

Payments & settlement

PayPoint

PayPoint plc is a British company that provides multichannel payment and retail services across the United Kingdom. Founded in 1996, the company facilitates payments through a nationwide network of convenience stores and offers services including bill payment, mobile phone top-ups, parcel delivery and collection, and Open Banking integrations.

Payments & settlement

PaysafeCard

PaysafeCard (until 2024 stylized paysafecard) is a prepaid e-commerce payment solution powered by vouchers. It is part of Paysafe, a global payments platform. PaysafeCard allows customers to pay online without providing personal financial information.

Assets

Peercoin

Peercoin, also known as Peer-to-Peer Coin, or PPC, is a cryptocurrency utilizing both proof-of-stake and proof-of-work systems. It is notable as the first cryptocurrency to implement the proof-of-stake consensus mechanism.

Payments & settlement

Pepper (payment application)

Pepper (Hebrew: פפר) is an Israeli online banking service of Bank Leumi where all banking services are offered exclusively through a mobile app.

Assets

Petro (token)

The petro (₽), or petromoneda, launched in February 2018, was a crypto token issued by the government of Venezuela.

Networks

Polkadot (blockchain platform)

Polkadot is a decentralized, nominated proof-of-stake blockchain with smart contract functionality. The cryptocurrency native to the blockchain is the DOT.

Networks

Polygon (blockchain)

Polygon (formerly Matic Network) is a blockchain platform which aims to create a multi-chain blockchain system compatible with Ethereum. As with Ethereum, it uses a proof-of-stake consensus mechanism for processing transactions on-chain. Polygon's native token is POL, an ERC-20 token which allows for compatibility with other Ethereum cryptocurrencies. It is operated by Polygon Labs.

Securities & exchanges

Promissory note

A promissory note, sometimes referred to as a note payable, is a financial instrument in which one party (the maker or issuer) promises in writing to pay a determinate sum of money to another (the payee), subject to any terms and conditions specified within the document.

Assets

Proof of space

Proof of space (PoS) is a type of consensus algorithm achieved by demonstrating one's legitimate interest in a service (such as sending an email) by allocating a non-trivial amount of memory or disk space to solve a challenge presented by the service provider. The concept was formulated in 2013 by Dziembowski et al. and (with a different formulation) by Ateniese et al..

Assets

Proof of stake

Proof-of-stake (PoS) protocols are a class of consensus mechanisms for blockchains that work by selecting validators in proportion to their quantity of holdings in the associated cryptocurrency. This is done to avoid the computational cost of proof-of-work (PoW) schemes. The first functioning use of PoS for cryptocurrency was Peercoin in 2012, although its scheme, on the surface, still r

Payments & settlement

Quahl

Quahl ( k-oo-ah-l), formerly known as Initiative Q, was an attempt to create a new payment network and digital currency. It was created by Israeli entrepreneur Saar Wilf, who previously founded Fraud Sciences, a payment security company acquired by PayPal. Quahl is backed by Cato Institute economist Lawrence H. White. The initiative has indicated it will not take measures to evade state

Trading basics

Real bills doctrine

The real bills doctrine says that as long as bankers lend to businessmen only against the security (collateral) of short-term 30-, 60-, or 90-day commercial paper representing claims to real goods in the process of production, the loans will be just sufficient to finance the production of goods. The doctrine seeks to have real output determine its own means of purchase without affecting

Payments & settlement

Rewire (company)

Rewire by Remitly is a digital financial platform operated by the fintech company Remitly in Israel that provides online financial services tailored to migrant workers. The platform provides remittance services for workers to transfer funds back home. The Rewire by Remitly platform was originally built by the Israeli startup Rewire which was founded by Guy Kashtan, Saar Yahalom, Adi Ben

Assets

Royal Mint Gold

Royal Mint Gold was a digital gold currency and a cryptocurrency backed by gold reserves in the UK Royal Mint. The Royal Mint launched a digitized token called RMG, representing one gram of physical gold per token, in 2016. It began testing blockchain transactions in April 2017. The first test transaction was in August 2017. The rollout was originally scheduled to occur by the end of 20

Payments & settlement

Scrip

A scrip is any substitute for legal tender.

Assets

Smart contract

A smart contract is a computer program or a transaction protocol that is intended to automatically execute, control or document events and actions according to the terms of a contract or an agreement. The objectives of smart contracts are the reduction of need for trusted intermediators, arbitration costs, and fraud losses, as well as the reduction of malicious and accidental exceptions.

Networks

Solana (blockchain platform)

Solana is a public blockchain platform that uses a proof-of-stake consensus mechanism and provides smart contract functionality. The platform's native cryptocurrency is SOL. Solana was founded in 2018 by Toly Yakovenko and Raj Gokal, and the network was launched in March 2020 by their San Francisco-based company, Solana Labs.

Assets

Stablecoin

A stablecoin is a type of cryptocurrency that aims to maintain a stable value relative to a specified asset, a pool or basket of assets. The specified asset might refer to fiat currency, commodity, or other cryptocurrencies. Despite the name, stablecoins are not necessarily stable. Stablecoins rely on stabilization tools such as reserve assets or algorithms that match supply and demand

Assets

Stellar (payment network)

Stellar, or Stellar Lumens (symbol: XLM), is a cryptocurrency protocol which allows transactions between any pair of currencies.

Payments & settlement

Surcharge (payment systems)

A payment surcharge, also known as checkout fee, is an extra fee charged by a merchant when receiving a payment by cheque, credit card, charge card, debit card or an e-money account, but not cash, which at least covers the cost to the merchant of accepting that means of payment, such as the merchant service fee imposed by a credit card company. Retailers generally incur higher costs when

Networks

Tezos

Tezos is an open-source blockchain that can execute peer-to-peer transactions and serve as a platform for deploying smart contracts. The native cryptocurrency for the Tezos blockchain is the tez (ISO 4217: XTZ; sign: ꜩ). The Tezos network achieves consensus using proof-of-stake. Tezos uses an on-chain governance model that enables the protocol to be amended when upgrade proposals receive

Payments & settlement

Transfast

Transfast is an international money transfer and cross-border payments company headquartered in New York, with additional offices in India (Kochi, Pune, Jalandhar, and Hoshiarpur), the UAE, Nigeria, and the Philippines. Transfast is owned by Mastercard.

Assets

Unspent transaction output

In cryptocurrencies, an unspent transaction output (UTXO, often capitalized as UTxO) is a distinctive element in a subset of digital currency models. A UTXO represents a certain amount of cryptocurrency that has been authorized by a sender and is available to be spent by a recipient. The utilization of UTXOs in transaction processes is a key feature of many cryptocurrencies, but it prima

Assets

Virtual currency law in Iran

In 2018, Iran recognized cryptocurrency mining as a legal industry in order to monitor and regulate the mining farms that were already operating. In December 2025 Iranian regime globally banned any and all transaction and transfer of cryptocurrency and along with that of in gold. In July 2018, President Hassan Rouhani's administration declared its intention of launching a national crypto

Payments & settlement

VugaPay

VugaPay is a cross-platform payment service owned by Vuga Ltd, a Rwandan company. It allows businesses and users to transfer money across major payment systems, including credit card networks, mobile money and Bitcoin via an application programming interface, unstructured supplementary service data interface, a mobile phone app, or a web interface. It processed over 5 million transaction

Payments & settlement

WebMoney

WebMoney is an online payment settlement system established in Russia in 1998. It is one of the largest electronic payments processors in Russia by number of users, with the company reporting 45 million registered accounts and 300,000 active weekly users in early 2020, and 100,000 stores accepting payments via the system. WebMoney is owned and operated by WM Transfer Ltd.

Assets

WhopperCoin

WhopperCoin was a cryptocurrency launched by the Russian branch of Burger King as a loyalty program in the summer of 2017. It was primarily notable for being the first issuance of branded cryptocurrency by a major company and the first form of loyalty points that could be traded freely; the BBC noted that Burger King was the "first major corporate brand to issue its own crypto-cash", wit

Fiat currencies

Wise (company)

Wise, formerly known as TransferWise, is a British financial technology company focused on global money transfers and Business Finance. Headquartered in London, it was founded by Kristo Käärmann and Taavet Hinrikus in January 2011. As of 2023, it offers three main products: Wise Account, Wise Business, and Wise Platform.

Fiat currencies

XRP Ledger

The XRP Ledger (XRPL), also called the Ripple Protocol, is a cryptocurrency platform launched in 2012 by Ripple Labs. The XRPL employs the native cryptocurrency known as XRP, and supports tokens, cryptocurrency or other units of value such as frequent flyer miles or mobile minutes.

Assets

Zcash

Zcash is a privacy-focused cryptocurrency which features an encrypted ledger using zero-knowledge proofs.