Industry WIKI

The Guiding and Establishing National Innovation for U.S. Stablecoins Act (GENIUS Act) is a United States federal law that aims to create a comprehensive regulatory framework for stablecoins. Stablecoins are a type of cryptocurrency that are backed by assets considered to be reliable such as a national currency or a commodity. Stablecoins are typically used to transfer funds between diff

The pound (sign: £; ISO code: GIP) is the currency of Gibraltar. It is pegged to – and exchangeable with – British pound sterling at par value. Coins and banknotes of the Gibraltar pound are issued by the Government of Gibraltar.

A gift card, also known as a gift certificate in North America, or gift voucher or gift token in the UK, is a prepaid stored-value money card, usually issued by a retailer or bank, to be used as an alternative to cash for purchases within a particular store or related businesses. Gift cards are also given out by employers or organizations as rewards or gifts. They may also be distributed

The Global ATM Alliance is a joint venture of several major international banks that allows customers of their banks to use their automated teller machine (ATM) card or debit card at another bank within the alliance with no international ATM access fees. Other fees, such as an international transaction or foreign currency fee, may still apply for some account holders. Participating banks

The Global Forum on Transparency and Exchange of Information for Tax Purposes was founded in 2000 and restructured in September 2009. It consists of OECD member countries as well as other jurisdictions that have agreed to implement tax related transparency and information exchange. The forum works under the auspices of the OECD and G20. Its mission is to "implement the international stan

GNU Taler is a free software-based microtransaction and electronic payment system. Unlike most other decentralized payment systems, GNU Taler does not use a blockchain. A blind signature is used to protect the privacy of users as it prevents the exchange from knowing which coin it signed for which customer.

goAML system is a software solution that has been developed in a manner to incorporate a set of processes and analyze reports about potential suspicious transactions and to classify financial transactions of any type. It is designed as a robust mechanism to capture automated data collection, document management, workflow, and statistical requirements conveniently for the decision-making

The gold dinar (Arabic: ﺩﻳﻨﺎﺭ ذهب) is an Islamic medieval gold coin first issued in AH 77 (696–697 CE) by Caliph Abd al-Malik ibn Marwan. The weight of the dinar is 1 mithqal (4.25 grams or 0.137 troy ounces).

Gold exchange-traded products are exchange-traded products (ETPs) that seek to provide exposure to gold or to the market price of gold. They include exchange-traded funds (ETFs), closed-end funds (CEFs), and exchange-traded notes (ETNs). Gold ETPs are traded on the major stock exchanges including the SIX Swiss Exchange, the Bombay Stock Exchange, the London Stock Exchange, the Paris Bour

A gold standard is a monetary system in which the standard economic unit of account is defined by a fixed quantity of gold. The gold standard was the basis for the international monetary system from the 1870s to the early 1920s, and from the late 1920s to 1932 as well as from 1944 until 1971, when the United States unilaterally terminated convertibility of the US dollar into gold, effect

Goliath Ventures was a cryptocurrency investment firm based in Orlando, Florida. On February 24, 2026, the United States Department of Justice announced the arrest of the firm's founder and chief executive officer, Christopher Alexander Delgado, on charges of wire fraud and money laundering, alleging that the firm had operated as a Ponzi scheme. On June 30, 2026, Delgado pleaded guilty t

Google Pay is a mobile payment application developed by Google. It allows users to make payments via smartphones using methods such as the Unified Payments Interface (UPI) in India and PayNow in Singapore. The app supports peer-to-peer (P2P) transfers, in-store payments via NFC, online purchases, and bill payments.

Grams was a search engine for Tor based darknet markets launched in April 2014, and closed in December 2017. The service allowed users to search multiple darknet markets for products like drugs and guns from a simple search interface, and also provided the capability for its users to hide their transactions through its bitcoin tumbler Helix.

Growth capital (also called expansion capital and growth equity) is a type of private equity investment, usually a minority interest, in relatively mature companies that are looking for capital to expand or restructure operations, enter new markets or finance a significant acquisition without a change of control of the business.

In finance, a growth stock is a stock of a company that generates substantial and sustainable positive cash flow and whose revenues and earnings are expected to increase at a faster rate than the average company within the same industry. A growth company typically has some sort of competitive advantage (a new product, a breakthrough patent, overseas expansion) that allows it to fend off

The pound is the currency of Guernsey. Since 1921, Guernsey has been in currency union with the United Kingdom and the Guernsey pound is not a separate currency but is a local issue of sterling banknotes and coins, similar to the banknotes issued in Scotland, England, Wales and Northern Ireland (see Banknotes of the pound sterling). It can be exchanged at par with other sterling coinage

In macroeconomics, hard currency, sound money, safe-haven currency, or strong currency is any globally traded currency that serves as a reliable and stable store of value. Factors contributing to a currency's hard status might include its historical use as a money (such as gold or silver), or if it is a fiat currency, the stability and reliability of the respective state's legal and bure

A hardware security module (HSM) is a physical computing device that safeguards and manages secrets (most importantly digital keys), and performs encryption and decryption functions for digital signatures, strong authentication and other cryptographic functions. These modules traditionally come in the form of a plug-in card or an external device that attaches directly to a computer or ne

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.

Helicopter money is a proposed monetary policy for inflation targeting, sometimes suggested as an alternative to quantitative easing (QE) when the economy is in a liquidity trap (when interest rates near zero and the economy remains in recession). Although the original idea of helicopter money describes central banks making payments directly to individuals, economists have used the term

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.

High-frequency trading (HFT) is a type of algorithmic automated trading system in finance characterized by high speeds, high turnover rates, and high order-to-trade ratios that leverages high-frequency financial data and electronic trading tools. While there is no single definition of HFT, among its key attributes are highly sophisticated algorithms, co-location, and very short-term inve

A high-occupancy toll lane (HOT lane) is a type of traffic lane or roadway that is available to high-occupancy vehicles and other exempt vehicles without charge; other vehicles are required to pay a variable fee that is adjusted in response to demand. Unlike toll roads, drivers have an option to use general purpose lanes, on which a fee is not charged. Express toll lanes, which are less

In finance, a high-yield bond (non-investment-grade bond, speculative-grade bond, or junk bond) is a bond that is rated below investment grade by credit rating agencies. These bonds have a higher risk of default or other adverse credit events but offer higher yields than investment-grade bonds to compensate for the increased risk.

The history of banking in China includes the business of dealing with money and credit transactions in China.

The term "bank" is attributed to the tables used by "trapezitai", ancient Greek bankers, which provided currency exchange, money storage and loan services, facilitating trade. (See main article: History of Banking)

Bitcoin is a cryptocurrency, a digital asset that uses cryptography to control its creation and management rather than relying on central authorities. Originally designed as a medium of exchange, Bitcoin is now primarily regarded as a store of value. The history of bitcoin started with its invention and implementation by Satoshi Nakamoto, who integrated many existing ideas from the crypt

The history of money is the development over time of systems for the exchange of goods and services. Money is a means of fulfilling these functions indirectly and in general rather than directly, as with barter.

The United States Federal Reserve System is the central banking system of the United States. It was created on December 23, 1913.

Hong Kong Exchanges and Clearing Limited (HKEX; Chinese: 香港交易及結算所有限公司; pinyin: Xiānggǎng jiāoyì jí jiésuàn suǒyǒu xiàn gōngsī) operates a range of equity, commodity, fixed income and currency markets through its wholly owned subsidiaries The Stock Exchange of Hong Kong Limited (SEHK), Hong Kong Futures Exchange Limited (HKFE) and London Metal Exchange (LME).

In economics, hot money is the flow of funds (or capital) from one country to another in order to earn a short-term profit on interest rate differences and/or anticipated exchange rate shifts. These speculative capital flows are called "hot money" because they can move very quickly in and out of markets, potentially leading to market instability.

HTX, formerly known as Huobi, is a Seychelles-based cryptocurrency exchange. Founded in China, (Chinese: 火币网; pinyin: Huǒbìwǎng), HTX now has offices in Hong Kong, South Korea, Japan and the United States. In August 2018, it became a publicly listed Hong Kong company. According to Bloomberg, it is owned by cryptocurrency billionaire Justin Sun.

Hub Culture is a membership network and digital identity company founded in November 2002 by Stan Stalnaker. The company is based in Bermuda. It is known for Ven, an asset-backed digital currency launched in 2007, and for temporary physical spaces called Pavilions, which it has operated at the World Economic Forum Annual Meeting in Davos, at UN climate conferences and at other internatio

Hybrid securities are a broad group of securities that combine the characteristics of the two broader groups of securities, debt and equity.

Hyperbridge is a cross-chain interoperability bridge that uses cryptographic protocols to facilitate the transfer of assets and data between different blockchains. Hyperbridge was launched on Polkadot mainnet in 2024 by Polytope Labs. The protocol is designed with a decentralised verification system which eliminates traditional reliance on blockchain validators, addressing the limitation

Hyperledger (or the Hyperledger Project) is an umbrella project of open source blockchains and related tools that the Linux Foundation started in December 2015. IBM, Intel, and SAP Ariba have contributed to support the collaborative development of blockchain-based distributed ledgers. It was renamed the Hyperledger Foundation in October 2021. In September 2024, Hyperledger Foundation and

HyperVerse is a defunct cryptocurrency hedge fund (formerly HyperNation, then HyperFund, then HyperVerse in 2021). The collapse of the company resulted in approximately $1.3 billion in customer losses.

Hypothec (; from Lat. hypotheca, from Gk. ὑποθήκη: hypothēkē), sometimes tacit hypothec, is a term used in civil law systems (e.g. the law of most of Continental Europe) to refer to a registered real security of a creditor over real estate, but under some jurisdictions it may additionally cover ships only (ship hypothec), as opposed to other collaterals, including corporeal movables othe

iDEAL is an e-commerce payment system used for online banking in the Netherlands. Previously controlled by the Dutch e-commerce organization Currence since 2006, the company became owned by the European Payments Initiative (EPI) from October 2023.

Immutable Pty Ltd (formerly Fuel Games) is an Australian cryptocurrency company which develops blockchain games and non-fungible tokens (NFTs). The company was founded in 2018 and headquartered in Sydney, Australia.

In international economics and international political economy, the impossible trinity (also known as the trilemma, the monetary trilemma or the Unholy Trinity) is the view that it is impossible to have all three of the following at the same time:

Independent Reserve is an Australian-based digital currency exchange founded in 2013. They are an order book exchange and an OTC desk.

In finance, inflation derivative (or inflation-indexed derivatives) refers to an over-the-counter and exchange-traded derivative that is used to transfer inflation risk from one counterparty to another. See Exotic derivative.

An inflation swap is an over-the-counter derivative in which one party pays a fixed inflation rate and the other pays the realised change in a price index such as CPI, RPI or HICP. Markets trade two main structures: the zero-coupon inflation swap, which settles once at maturity, and the year-on-year inflation swap, which pays periodic coupons. Users include pension funds, insurers and ot

Ingenico is a French merchant services technology company, that facilitates secure electronic transactions. The company expanded as a manufacturer of point of sale (POS) payment terminals to also include complete merchant payment SaaS and related services.

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.

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

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.

The interbank market is the top-level foreign exchange market where banks exchange different currencies. The banks can either deal with one another directly, or through electronic brokering platforms. The Electronic Broking Services (EBS) and Thomson Reuters Dealing are the two competitors in the electronic brokering platform business and together connect over 1000 banks. The currencies

Intercontinental Exchange, Inc. (ICE) is an American multinational financial services company that operates global financial exchanges, including stock exchanges and futures exchanges, as well as clearing houses, and provides technology and services for mortgage loan origination, closing, and servicing.

In finance, an interest rate derivative (IRD) is a derivative whose payments are determined through calculation techniques where the underlying benchmark product is an interest rate, or set of different interest rates. There are a multitude of different interest rate indices that can be used in this definition.

An interest rate future is a futures contract (a financial derivative) with an interest-bearing instrument as the underlying asset. It is a particular type of interest rate derivative. Examples include Treasury-bill futures, Treasury-bond futures and Eurodollar futures.

Interest rate parity is a no-arbitrage condition representing an equilibrium state under which investors compare interest rates available on bank deposits in two countries. The fact that this condition does not always hold allows for potential opportunities to earn riskless profits from covered interest arbitrage. Two assumptions central to interest rate parity are capital mobility and p

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

The Interledger Foundation is a US-based nonprofit corporation and standards organization established in 2019.

International asset recovery is any effort by governments to repatriate the proceeds of corruption hidden in foreign jurisdictions. Such assets may include monies in bank accounts, real estate, vehicles, arts and artifacts, and precious metals. As defined under the United Nations Convention against Corruption, asset recovery refers to recovering the proceeds of corruption, rather than br

International finance (also referred to as international monetary economics) is the branch of monetary and macroeconomic interrelations between two or more countries. International finance examines the dynamics of the global financial system, international monetary systems, balance of payments, exchange rates, foreign direct investment, and how these topics relate to international trade.

International financial management, also known as international finance, is the management of finance in an international business environment; that is, trading and making money through the exchange of foreign currency. The international financial activities help the organizations to connect with international dealings with overseas business partners- customers, suppliers, lenders etc. I

The International Financial Services Centre (IFSC; Irish: Lárionad Seirbhísí Airgeadais Idirnáisiúnta) is an area of central Dublin and part of the CBD established in the 1980s as an urban regeneration area and special economic zone (SEZ) on the derelict state-owned former port authority lands of the reclaimed North Wall and George's Dock areas of the Dublin Docklands. The term has beco

International lender of last resort (ILLR) is a facility prepared to act when no other lender is capable or willing to lend in sufficient volume to provide or guarantee liquidity in order to avert a sovereign debt crisis or a systemic crisis. No effective international lender of last resort currently exists.

An international monetary system is a set of internationally agreed rules, conventions and supporting institutions that facilitate international trade, cross border investment and generally the reallocation of capital between states that have different currencies. It should provide means of payment acceptable to buyers and sellers of different nationalities, including deferred payment. T

The International Swaps and Derivatives Association (ISDA ) is a trade organization of participants in the market for over-the-counter derivatives. It is headquartered in New York City.

Since the late 2000s, the People's Republic of China (PRC) has sought to internationalize its official currency, the renminbi (RMB) or Chinese yuan (CNY). This initiative aims to reduce dependence on the United States dollar and enhance China's influence in the global financial system. Key strategies have included promoting the use of the yuan in international trade invoicing, cross-bord

In finance, the intrinsic value of an asset or security is its value as calculated with regard to an inherent, objective measure. As a distinction, the asset's price is determined relative to other similar assets.

Investigation of 2025 Czech government Bitcoin scandal comprises a series of political, legal, and media events following the replacement of Pavel Blažek by Eva Decroix as Minister of Justice in June 2025. This personnel change was precipitated by the outbreak of the so-called Bitcoin scandal.

An investor is a person or entity that allocates financial capital with the expectation of a future return (profit) or to gain an advantage (interest). Through this allocated capital the investor usually purchases some species of property. Types of investments include equity, debt, securities, real estate, infrastructure, currency, commodity, token, derivatives such as put and call optio

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

IQ Option is a binary options trading broker that also offers services in Forex, stocks, and cryptocurrencies. The company was founded in 2013. In 2017, IQ Option shifted its focus to CFDs and cryptocurrencies, though binary options remain a significant part of its operations in certain markets, particularly where regulations are less stringent.

In finance an iron butterfly, also known as the ironfly, is the name of an advanced, neutral-outlook, options trading strategy that involves buying and holding four different options at three different strike prices. It is a limited-risk, limited-profit trading strategy that is structured for a larger probability of earning smaller limited profit when the underlying stock is perceived to

The iron condor is an options trading strategy utilizing two vertical spreads – a put spread and a call spread with the same expiration and four different strikes. A long iron condor is essentially selling both sides of the underlying instrument by simultaneously shorting the same number of calls and puts, then covering each position with the purchase of further out of the money call(s)

The ISDA Master Agreement, published by the International Swaps and Derivatives Association (ISDA), is the most commonly used master service agreement for over-the-counter (OTC) derivatives transactions internationally. It is part of a framework of documents, designed to enable OTC derivatives to be documented fully and flexibly. The framework consists of a master agreement, a schedule,

Islamic finance products, services and contracts are financial products and services and related contracts that conform with Sharia (Islamic law). Islamic banking and finance has its own products and services that differ from conventional banking. These include Mudharabah (profit sharing), Wadiah (safekeeping), Musharakah (joint venture), Murabahah (cost plus finance), Ijar (leasing), Ha

ISO 4217 is a standard published by the International Organization for Standardization (ISO) that defines alpha codes and numeric codes for the representation of currencies, and provides information about the relationships between currencies and their minor units. This data is published in three tables:

A jelly roll, or simply a roll, is an options trading strategy that captures the cost of carry of the underlying asset while remaining otherwise neutral. It is often used to take a position on dividends or interest rates, or to profit from mispriced calendar spreads.

The pound (French: Livre de Jersey, Jèrriais: Louis d'Jèrri; abbreviation: JEP; sign: £) is the currency of Jersey. Jersey is in currency union with the United Kingdom, and the Jersey pound is not a separate currency but is an issue of banknotes and coins by the States of Jersey denominated in sterling, in a similar way to the banknotes issued in Scotland and Northern Ireland (see Bankno

John Joseph D'Agostino is an American business executive and entrepreneur. D'Agostino is a senior advisor to Coinbase and Chairman of US Asset Management Committee for the Department for International Trade. He previously was managing director at the world's largest fund governance firm DMS Offshore, where he was also on the board of hedge funds providing independent oversight. He was pr

The Joint Forum (previously known as The Joint Forum on Financial Conglomerates) is an international group bringing together financial regulatory representatives from banking, insurance and securities. It works under the international bodies for these sectors, the Basel Committee on Banking Supervision (BCBS), the International Organization of Securities Commissions (IOSCO) and the Inte

The Jordanian dinar (Arabic: دينار أردني; code: JOD; symbol: د.أ, unofficially abbreviated as JD) has been the currency of Jordan since 1950. The Central Bank of Jordan commenced operations in 1965 and became the sole issuer of Jordanian currency and central bank, in place of the Jordan Currency Board.

Jumio is an online mobile payment and identity verification company that offers card and ID scanning and validation products for mobile and web transactions. They sell these products under the brand name "Netverify Trusted Identity as a Service."

Kalshi Inc. is a prediction market platform based in Manhattan, New York City, that launched in July 2021. The platform is used primarily for sports betting, which constitutes more than 90% of site activity and 89% of revenue in 2025. Analysts describe activity on the platform as "heavily tied to the sports calendar". Individuals can place bets on other future outcomes, including economi

Kantox Ltd is a multinational fintech company that offers Currency Management Automation software for corporate clients. Their software automates the pre-trade, trade, and post-trade stages of the corporate foreign exchange (FX) workflow.

The Kiribati dollar is one of the two official currencies of Kiribati. The Kiribati coins are pegged at 1:1 ratio to the Australian dollar, the other official currency of Kiribati. Kiribati coins were issued in 1979 and circulate alongside banknotes and coins of the Australian dollar. In present day, Kiribati coins are rare in comparison to Australian coins with the last minor emission m

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."

Korea Exchange (KRX, Korean: 한국거래소) is the sole securities exchange operator in South Korea. It is headquartered in Busan, and has an office for cash markets and market oversight in Seoul.

Kraken (legally named Payward, Inc.) is a US-based cryptocurrency exchange, founded in 2011. It is the first cryptocurrency company to obtain a bank charter. In 2025, Kraken began allowing the trading of tokenized equities by non-US customers.

KuCoin is a Seychelles-based cryptocurrency exchange. It was founded in China in 2017, but was later moved to Singapore following the Chinese government's restrictions on cryptocurrency companies, and eventually to the Seychelles.

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

In finance, a ladder, also known as a Christmas tree, is a combination of three options of the same type (all calls or all puts) at three different strike prices. A long ladder is used by traders who expect low volatility, while a short ladder is used by traders who expect high volatility. Ladders are in some ways similar to strangles, vertical spreads, condors, or ratio spreads.

In economics, the law of one price (LOOP) states that in the absence of trade frictions (such as transport costs and tariffs), and under conditions of free competition and price flexibility (where no individual sellers or buyers have power to manipulate prices and prices can freely adjust), identical goods sold at different locations should be sold for the same price when prices are expr

LBRY (pronounced "library") is a blockchain-based file-sharing and payment network that is primarily used for social networks and video platforms.

Lebanese pound or Lebanese lira is the currency of Lebanon. It was formerly divided into 100 piastres (Arabic: قرش qirsh) but, because of high inflation during the Lebanese Civil War (1975–1990), subunits were discontinued.

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.

In public finance, a lender of last resort (LOLR) is a financial entity, generally a central bank, that acts as the provider of liquidity to a financial institution which finds itself unable to obtain sufficient liquidity in the interbank lending market when other facilities or such sources have been exhausted. It functions as a government guarantee of liquidity to financial institutions

The loti (plural: maloti) is the currency of the Kingdom of Lesotho. It is subdivided into 100 sente (pl. lisente). It is pegged to the South African rand on a 1:1 basis through the Common Monetary Area, and both are accepted as legal tender within Lesotho. The loti was first issued in 1966, albeit as a non-circulating currency. In 1980, Lesotho issued its first coins denominated in both

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

The Lightning Network (LN) is a payment protocol built on the bitcoin blockchain. It is intended to enable fast transactions among participating nodes (independently run members of the network) and has been proposed as a solution to the bitcoin scalability problem.

A linked exchange rate system is a type of exchange rate regime that pegs the exchange rate of one currency to another. It is the exchange rate system implemented in Hong Kong to stabilise the exchange rate between the Hong Kong dollar (HKD) and the United States dollar (USD). The Macao pataca (MOP) is similarly linked to the Hong Kong dollar.

In macroeconomic theory, liquidity preference is the demand for money, considered as liquidity. The concept was first developed by John Maynard Keynes in his book The General Theory of Employment, Interest and Money (1936) to explain the determination of the interest rate by the supply and demand for money.

Foreign exchange reserves, also called Forex reserves, in a strict sense, are foreign-currency deposits held by nationals and monetary authorities. However, in popular usage and in the list below, it also includes gold reserves, special drawing rights (SDRs), and IMF reserve positions because this total figure (more accurately called "official reserves", "international reserves", or "off

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.