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Digital assets and currencies

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

Assets

Decentralized finance

Decentralized finance (often stylized as DeFi) provides financial instruments and services through smart contracts on a programmable, permissionless blockchain. This approach reduces the need for intermediaries such as brokerages, exchanges, or banks. DeFi platforms enable users to lend or borrow funds, speculate on asset price movements using derivatives, trade cryptocurrencies, insure

Trading basics

Default (finance)

In finance, default is failure to meet the legal obligations (or conditions) of a loan, for example when a home buyer fails to make a mortgage payment, or when a corporation or government fails to pay a bond which has reached maturity. A national or sovereign default is the failure or refusal of a government to repay its national debt.

Securities & exchanges

Derivative (finance)

In finance, a derivative is a contract between a buyer and a seller. The derivative can take various forms, depending on the transaction, but every derivative has the following four elements:

Stablecoins

Diem (digital currency)

Diem (formerly known as Libra) was a permissioned blockchain-based stablecoin payment system proposed by the American social media company Facebook. The plan also included a private currency implemented as a cryptocurrency. The launch was originally planned to be in 2020, but only rudimentary experimental code was released.

Fiat currencies

Digital currency

Digital currency (digital money, electronic money or electronic currency) is any currency, money, or money-like asset that is primarily managed, stored or exchanged on digital computer systems, especially over the internet. Types of digital currencies include cryptocurrency, virtual currency and central bank digital currency. Digital currency may be recorded on a distributed database on

Assets

Digital Currency Group

Digital Currency Group Inc. (DCG) is an American investment company focusing on the digital currency market and decentralized technologies. It is headquartered in Stamford, Connecticut. The subsidiaries include Grayscale Investments, Yuma, Foundry, Luno, and Fortitude Mining. It also formerly owned the now-inactive Genesis Global Holdco and CoinDesk.

Trading basics

Digital Insight

Digital Insight was an American provider of online banking software for banks and credit unions, headquartered in California. Founded in 1995 by Paul Fiore and Daniel Jacoby, the company grew rapidly during the late 1990s, went public during the dot-com boom in 1999, and expanded through a series of acquisitions. In 2007, it was purchased by Intuit and rebranded as Intuit Financial Servi

Banking

Digital renminbi

Digital renminbi (Chinese: 数字人民币; also abbreviated as digital RMB and e-CNY), or Digital Currency Electronic Payment (DCEP, Chinese: 数字货币电子支付; pinyin: Shùzì huòbì diànzǐ zhīfù), is a central bank digital currency issued by China's central bank, the People's Bank of China. It is the first digital currency to be issued by a major economy, undergoing public testing as of April 2021. The dig

Payments & settlement

Direct debit

A direct debit or direct withdrawal is a mandated financial transaction whereby a payer authorizes a payee to draw varying recurring amounts directly from the payer's bank account, commonly used for billing utilities, loans, and subscriptions. Formally, the organisation that calls for the funds ("the payee") instructs their bank to collect (i.e., debit) an amount directly from another's

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 (

Networks

Distributed ledger technology law

Distributed ledger technology law ("DLT law") (also called blockchain law, Lex Cryptographia or algorithmic legal order) is a loosely defined emerging field of law resulting from the recent use of distributed ledger technology in business and government. Those smart contracts which were created through interaction of lawyers and developers and are intended to also be enforceable legal co

Finance

Diversification (finance)

In finance, diversification is the process of allocating capital in a way that reduces the exposure to any one particular asset or risk. A common path towards diversification is to reduce risk or volatility by investing in a variety of assets. If asset prices do not change in perfect synchrony, a diversified portfolio will have less variance than the weighted average variance of its con

Trading basics

Divestment

In finance and economics, divestment or divestiture is the reduction of some kind of asset for financial, ethical, or political objectives or sale of an existing business by a firm. A divestment is the opposite of an investment. Divestiture is an adaptive change and adjustment of a company's ownership and business portfolio made to confront with internal and external changes.

Assets

Dogecoin

Dogecoin ( DOHJ-koyn or DOHZH-koyn, Abbreviation: DOGE; sign: Ð) is a cryptocurrency created by software engineers Billy Markus and Jackson Palmer, who decided to create a payment system as a joke, making fun of the wild speculation in cryptocurrencies at the time. It is considered both the first "meme coin", and more specifically the first "dog coin". Despite its satirical nature, some

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.

Finance

Dubai Unlocked

Dubai Leaks is a global collaborative investigative journalism project that has revealed the global elite's ownership of properties in Dubai. The project, named Dubai Unlocked, is based on data that provides a detailed overview of millions of properties in Dubai and information on their ownership or use, mostly between 2020 and 2022.

Trading basics

Dummy corporation

A dummy corporation, dummy company, or false company is an entity created to serve as a front or cover for one or more companies. It can have the appearance of being real (logo, website, and sometimes employing actual staff), but lacks the capacity to function independently. The dummy corporation's sole purpose is to protect "an individual or another corporation from liability in either

Trading basics

E-commerce payment system

An e-commerce payment system (or an electronic payment system) facilitates the acceptance of electronic payment for offline transfer, also known as a subcomponent of electronic data interchange (EDI). E-commerce payment systems have become increasingly popular due to the widespread use of internet-based shopping and banking.

Trading basics

Effective interest rate

The effective interest rate (EIR), effective annual interest rate (EAR), annual equivalent rate (AER) or simply effective rate is the percentage of interest on a loan or financial product if compound interest accumulates in periods different than a year. It is the compound interest payable annually in arrears, based on the nominal interest rate. It is used to compare the interest rates b

Trading basics

Efficient-market hypothesis

The efficient-market hypothesis (EMH) is a hypothesis in financial economics that states that asset prices reflect all available information. A direct implication is that it is impossible to "beat the market" consistently on a risk-adjusted basis since market prices should only react to new information.

Banking

Eika Gruppen

Eika Gruppen, formerly Terra-Gruppen, branded as Terra is a strategic alliance among 77 local Norwegian savings banks that co-ordinates work within the areas defined as falling within the alliance. The group supplies products and services to banks and other actors within the financial sector. The services of Eika include product development, procurement of services and products relating

Fiat currencies

Employer of last resort

Employers of last resort (ELR) are employers in an economy to whom workers go for jobs when no other jobs are available; the term is by analogy with "lender of last resort". The phrase is used in two senses:

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

Equihash

Equihash is a memory-hard Proof-of-work algorithm introduced by the University of Luxembourg's Interdisciplinary Centre for Security, Reliability and Trust (SnT) at the 2016 Network and Distributed System Security Symposium. The algorithm is based on a generalization of the Birthday problem which finds colliding hash values. It has severe time-space trade-offs but concedes vulnerability

Securities & exchanges

Equity premium puzzle

The equity premium puzzle refers to the inability of an important class of economic models to explain the average equity risk premium (ERP) provided by a diversified portfolio of equities over that of government bonds, which has been observed for more than 100 years. There is a significant disparity between returns produced by stocks compared to returns produced by government treasury bi

Networks

Ethereum

Ethereum is a decentralized blockchain with smart contract functionality. Ether (abbreviation: ETH) is the native cryptocurrency of the platform. Among cryptocurrencies, ether is second only to bitcoin in market capitalization. It is open-source software.

Trading basics

Ethereum Classic

Ethereum Classic is a blockchain-based distributed computing platform that offers smart contract (scripting) functionality. Ethereum Classic was created in a hard fork with the mainline Ethereum blockchain, and maintains the original, unaltered ledger prior to the attempt to reverse a hacking attack on the Ethereum-based DAO in July 2016. It is now the largest smart contract platform sec

Trading basics

EToro

eToro Group Ltd. is an Israeli multinational company that operates an electronic trading platform and social trading system. The company is organized in the British Virgin Islands and headquartered in Bnei Brak, Israel.

Banking

European banking crisis of 1931

The European banking crisis of 1931 was a major episode of financial instability that peaked with the collapse of several major banks in Austria and Germany, including Creditanstalt on 11 May 1931, Landesbank der Rheinprovinz on 11 July 1931, and Danat-Bank on 13 July 1931. It triggered Germany's exit from the gold standard on 15 July 1931, followed by the UK on 19 September 1931, and ex

Securities & exchanges

Eurozone crisis

The eurozone crisis, also known as the euro area crisis, European debt crisis, or European sovereign debt crisis, was a debt crisis and financial crisis in the European Union (EU) that occurred between 2009 and 2018.

Assets

Filecoin

Filecoin (⨎) is a cryptocurrency intended to be a blockchain-based cooperative digital storage and data retrieval method. It was developed by Protocol Labs and shares some ideas from InterPlanetary File System allowing users to rent unused hard drive space. Filecoin is an open protocol and uses a blockchain to record participation in the network. Transactions are made using the blockchai

Trading basics

Finance

Finance refers to the management, movement, investment, and raising of money.

Finance

Financial analyst

A financial analyst is a professional undertaking financial analysis for external or internal clients as a core feature of the job. The role may specifically be titled securities analyst, research analyst, equity analyst, investment analyst, or ratings analyst. The job title is a broad one:

Fiat currencies

Financial centre

A financial centre (financial center in American English) or financial hub is a location with a significant concentration of commerce in financial services.

Finance

Financial economics

Financial economics is the branch of economics characterized by a "concentration on monetary activities", in which "money of one type or another is likely to appear on both sides of a trade".

Finance

Financial instrument

A financial instrument is a monetary contract between parties. They can be created, traded, modified and settled. They can be cash (currency), evidence of an ownership interest in an entity or a contractual right to receive or deliver in the form of currency (forex); debt (bonds, loans); equity (shares); or derivatives (options, futures, forwards).

Finance

Financial law

Financial law is the law and regulation of the commercial banking, capital markets, insurance, derivatives and investment management sectors. Understanding financial law is crucial to appreciating the creation and formation of banking and financial regulation, as well as the legal framework for finance generally.

Finance

Financial planner

A financial planner or personal financial planner is a qualified financial advisor. Practicing in full service personal finance, they advise clients on investments, insurance, tax, retirement and estate planning.

Finance

Financial regulation

Financial regulation is a broad set of policies that apply to the financial sector in most jurisdictions, justified by two main features of finance: systemic risk, which implies that the failure of financial firms involves public interest considerations; and information asymmetry, which justifies curbs on freedom of contract in selected areas of financial services, particularly those tha

Finance

Financial risk

Financial risk is any of various types of risk associated with financing, including financial transactions that include company loans in risk of default. Often it is understood to include only downside risk, meaning the potential for financial loss and uncertainty about its extent.

Finance

Financial risk management

Financial risk management is the practice of protecting economic value in a firm by managing exposure to financial risk - principally credit risk and market risk, with more specific variants as listed aside - as well as some aspects of operational risk. As for risk management more generally, financial risk management requires identifying the sources of risk, measuring these, and crafting

Finance

Financial risk modeling

Financial risk modeling is the use of formal mathematical and econometric techniques to measure, monitor and control the market risk, credit risk, and operational risk on a firm's balance sheet, on a bank's accounting ledger of tradeable financial assets, or of a fund manager's portfolio value; see Financial risk management.

Finance

Financial services

Financial services are economic services tied to finance provided by financial institutions. Financial services encompass a broad range of service sector activities, especially as concerns financial management and consumer finance.

Finance

Financial services in China

Financial services in China refers to the services provided in China by the finance industry: banks, investment banks, insurance companies, credit card companies, consumer finance companies, government sponsored enterprises, and stock brokerages.

Finance

Financial supervisory authority

A financial regulatory authority or financial supervisory authority, alternatively financial regulator or financial supervisor, is a public authority whose role is to ensure the proper implementation of financial regulation within its scope of responsibility. Some, though not all, such authorities also set financial rules of their own.

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

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.

Fiat currencies

Flooz.com

Flooz.com was a dot-com venture, now defunct, based in New York City that went online in February 1999. It was promoted by comic actress Whoopi Goldberg in a series of television advertisements. Started by iVillage co-founder Robert Levitan, the company attempted to establish a currency unique to Internet merchants, somewhat similar in concept to airline frequent flyer programs or grocer

Finance

Follow the money

"Follow the money" is a catchphrase popularized by the 1976 docudrama film All the President's Men, which suggests political corruption can be brought to light by examining money transfers between parties.

Trading basics

Food marketing

Food marketing is the marketing of food products. It brings together the food producer and the consumer through a chain of marketing activities.

Trading basics

Foreign-exchange reserves of China

The foreign exchange reserves of China are the state of foreign exchange reserves held by the People's Republic of China, comprising cash, bank deposits, bonds, and other financial assets denominated in currencies other than China's national currency (the renminbi). As of August 2026, China's foreign exchange reserves totaled US$3.438 trillion, which is the highest foreign exchange reser

Fiat currencies

Forex scandal

The forex scandal (also known as the forex probe) is a 2013 financial scandal that involves the revelation, and subsequent investigation, that banks colluded for at least a decade to manipulate exchange rates on the forex market for their own financial gain. Market regulators in Asia, Switzerland, the United Kingdom, and the United States began to investigate the $4.7 trillion per day fo

Networks

Fork (blockchain)

In blockchain, a fork is defined variously as:

Banking

Fractional-reserve banking

Fractional-reserve banking is the system of banking under which banks that take deposits from the public keep only part of their deposit liabilities in liquid assets as a reserve, and lend a percentage to borrowers, thus increasing the money supply by the loaned amount. Bank reserves are held as cash in the bank or as balances in the bank's account at the central bank. Fractional-reserv

Banking

Fugitive bankers case

The Case of the Fugitive Bankers was a political scandal in Venezuela that came about during the 1994 banking crisis, when several banks collapsed and their directors fled the country. Among them were Orlando Castro Llanes, Fernando Araújo, director of Banco Metropolitano and son-in-law of then-president, Rafael Caldera, Gustavo Gómez López of Banco Latino, José Bauza of Banco de Venezue

Securities & exchanges

Futures contract

In finance, a futures contract (often just called a future) is a standardized legal contract to buy or sell something at a predetermined price for delivery at a specified time in the future, between parties not yet known to each other. The item transacted is usually a commodity or financial instrument. The predetermined price of the contract is known as the forward price or delivery pric

Assets

Galaxy Digital (company)

Galaxy Digital Inc., doing business as Galaxy, is an American financial services and infrastructure company headquartered in New York City. The company focuses on digital assets, cryptocurrency, blockchain infrastructure, and artificial intelligence and high-performance computing data center infrastructure. Its digital asset businesses include over-the-counter trading, lending, investmen

Assets

Genesis (cryptocurrency company)

Genesis is a cryptocurrency intermediary for institutional investors, with Digital Currency Group (DCG) as its parent company.

Finance

Geneva Freeport

Geneva Freeport (French: Ports Francs et Entrepôts de Genève SA) is a warehouse complex in Geneva, Switzerland, for the storage of art and other valuables and collectibles. It is the world's oldest and largest freeport facility, and the one with the most artworks, with 40% of its collection being art with an estimated value of US$100 billion.

Stablecoins

GENIUS Act

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

Banking

Glitnir (bank)

Glitnir was an international Icelandic bank. It was created by the state-directed merger of the country's three privately held banks - Alþýðubanki (Union Bank), Verzlunarbanki (Bank of Commerce) and Iðnaðarbanki (Industrial Bank) - and one failing publicly held bank - Útvegsbanki (Fisheries Bank) - to form Íslandsbanki in 1990. At the time, Íslandsbanki was the only major privately held

Finance

Goldman Sachs

The Goldman Sachs Group, Inc. ( SAKS) is an American multinational investment bank and financial services company. It was founded in 1869 and is headquartered in the Battery Park City neighborhood of Manhattan in New York City, with offices in many financial centers worldwide. Goldman Sachs is one of the largest investment banks by revenue. It is ranked 32nd on the Fortune 500 and 19th o

Finance

Great Depression

The Great Depression was a severe global economic downturn from 1929 to 1939. The period was marked by high rates of unemployment and poverty, drastic reductions in industrial production and international trade, and widespread bank and business failures around the world. The economic contagion began in 1929 in the United States, the largest economy in the world, with the devastating Wall

Trading basics

Greg Brenneman

Gregory D. Brenneman (born November 26, 1961) is an American businessman. He serves as the chairman of CCMP Capital, an American private equity firm.

Trading basics

Grey market

A grey market or dark market (sometimes confused with the similar term "parallel market") is the trade of a commodity through distribution channels that are not authorised by the original manufacturer or trademark proprietor. Grey market products (grey goods) are products traded outside the manufacturer's authorised channel.

Payments & settlement

Hawala

Hawala or hewala (Arabic: حِوالة, romanized: Ḥawāla, lit. 'transfer, trust'), originating in India as havālā (Hindi: हवाला) or huṇḍī (Hindi: हुण्डी, romanized: Huṇḍī, Sanskrit: हुण्डिका, romanized: Huṇḍikā, lit. 'bill of exchange, draft, or promissory note'), also known as ḥavâleh in Persian, and xawala or xawilaad in Somali, is a popular and informal value transfer system based on the p

Banking

HDFC Bank AT1 bond misselling case

The HDFC Bank AT1 bond misselling case (also referred to as the HDFC AT1 bond scandal) refers to allegations that staff at HDFC Bank's branches in the Dubai International Financial Centre and Bahrain missold high-risk US$100–120 million Additional Tier-1 (AT1) bonds issued by Credit Suisse to non-resident Indian clients. These bond instruments lost nearly all value when Swiss Financial M

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.

Securities & exchanges

Hedge (finance)

A hedge is an investment position intended to offset potential losses or gains that may be incurred by a companion investment. A hedge can be constructed from many types of financial instruments, including stocks, exchange-traded funds, insurance, forward contracts, swaps, options, gambles, many types of over-the-counter and derivative products, and futures contracts.

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.

Banking

History of banking in China

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

Banking

History of banking in Italy

The Etruscans and the early Romans did not have true minted coinage for many centuries. Debt and debt bondage, however, were probably rife. Wealthy landowners would make an "advance loan" of seed, foodstuffs or other essentials to tenants, clients and smallholders, in return for a promise of labour services or a substantial share of the crop. The terms of such "loans" compelled defaulter

Fiat currencies

History of Chinese currency

The history of Chinese currency spans more than 3000 years from ancient China to imperial China and modern China. Currency of some type has been used in China since the Neolithic age which can be traced back to between 3000 and 4500 years ago. The history of China's monetary system traces back to the Shang dynasty (c. 1766–1154 BCE), where cowrie shells served as early currency. Cowry sh

Finance

History of monetary policy in China

The history of monetary policy in China involves the evolution of the Chinese government's monetary policies from different imperial dynasties to the modern reforms created and employed by the Chinese Communist Party (CCP). China's monetary system changed significantly during the imperial period, moving from bronze coins to paper currency long before Europe did. In ancient times, variou

Banking

HSBC Bank India

The Hongkong and Shanghai Banking Corporation Limited, India (HSBC India) or HSBC Bank India, is incorporated in Hong Kong SAR with limited liability. It is a foreign bank under the Banking Regulation Act, 1949 and thus is regulated by the Reserve Bank of India (RBI). As per the data available with the Ministry of Company Affairs (MCA), the Indian branch is registered under the number F

Networks

Hyperbridge

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

Networks

Hyperledger

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

Banking

Indonesian Bank Restructuring Agency

The establishment of the Indonesian Bank Restructuring Agency (IBRA) (Indonesian: Badan Penyehatan Perbankan Nasional, BPPN), lit. "National Banking Revitalization Agency") in early 1998 was one of a series of steps taken by the Indonesian government, in agreement with the International Monetary Fund on 15 January 1998, in response to the banking and economic crisis which emerged followi

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

Securities & exchanges

Insider trading

Insider trading is the trading of a public company's stock or other securities (such as bonds or stock options) based on material, nonpublic information about the company. In many countries, trading based on insider information is illegal. The rationale for this prohibition of insider trading differs between countries and regions. Some view it as unfair to other investors in the market w

Finance

Institute for the Works of Religion

The Institute for the Works of Religion (Italian: Istituto per le Opere di Religione; Latin: Institutum pro Operibus Religionis; abbreviated IOR), commonly known as the Vatican Bank, is a financial institution that is situated inside Vatican City and run by a Board of Superintendence, which reports to a Commission of Cardinals and the Pope. It is not a private bank, as there are no owner

Trading basics

Interest rate

An interest rate is the amount of interest due per period, as a proportion of the amount lent, deposited, or borrowed. Interest rate periods are ordinarily a year and are often annualized when not. Alongside interest rates, three other variables determine total interest: principal sum, compounding frequency, and length of time.

Trading basics

Investigation of 2025 Czech government Bitcoin scandal

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.

Finance

Investor

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

Finance

Involuntary unemployment

Involuntary unemployment occurs when a person is unemployed despite being willing to work at the prevailing wage. It is distinguished from voluntary unemployment, where a person chooses not to work because their reservation wage is higher than the prevailing wage. In an economy with involuntary unemployment, there is a surplus of labor at the current real wage. This occurs when some forc

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

Securities & exchanges

Ivan Boesky

Ivan Frederick Boesky (; March 6, 1937 – May 20, 2024) was a convicted criminal and an American stock trader who was infamous for his prominent role in an insider trading scandal in the mid-1980s. After getting caught he became a government informant and then pleaded guilty, and was fined a record $100 million, and served twenty months in prison.

Trading basics

James Stansfeld

Sir James Stansfeld, ( STANSS-feeld; 5 March 1820 – 17 February 1898) was a British Radical and Liberal politician and social reformer who served as Under-Secretary of State for India (1866), Financial Secretary to the Treasury (1869–71) and President of the Poor Law Board (1871) before being appointed the first President of the Local Government Board (1871–74 and 1886).

Securities & exchanges

Joseph Parnes

Joseph Parnes (born November 23, 1946) is an American businessperson and registered investment advisor notable for his involvement in short selling. He is president of Technomart Investment Advisors and editor of the market letter Shortex. His investment strategy is known to be contrarian in nature and is a regular contributor to Forbes and Futures Magazine. His short strategy was expr

Banking

KL Special Force

KL Special Force is a 2018 Malaysian Malay-language action thriller film directed by Syafiq Yusof. The film stars Rosyam Nor, Syamsul Yusof, and Fattah Amin. It was released on 8 March 2018 and was co-produced by Skop Productions, Damofa Productions, and Viper Studios.

Trading basics

Kleptocracy

Kleptocracy is a form of government in which those in power use their position to steal or exploit national resources for personal gain.

Banking

Know your customer

Know your customer or know your client (KYC) laws, regulations and guidelines in financial services require regulated businesses and professionals to verify the identity of a customer, and the suitability and risks involved with maintaining a business relationship with them. These procedures fit within the broader scope of anti-money laundering (AML) and counter terrorism financing (CTF)

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."

Trading basics

Kroll Inc.

Kroll (formerly Duff & Phelps) is an American multinational financial and risk advisory firm that has its headquarters in New York City. It was established in 1932 as Duff & Phelps. In 2018, Duff & Phelps acquired the original Kroll company, which had been founded in 1972. In 2021, Duff & Phelps decided to rebrand itself as Kroll, a process it completed in 2022.

Networks

LBRY

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

Finance

Ledger (journal)

Ledger is the first peer-reviewed academic journal dedicated to cryptocurrency and blockchain technology research.

Trading basics

Leon Black

Leon David Black (born July 31, 1951) is an American private equity investor. He is the former CEO of Apollo Global Management, which he co-founded in 1990 with Marc Rowan and Josh Harris. Black was the chairman of the Museum of Modern Art from 2018 to 2021. Black resigned from both Apollo Global Management and the Museum of Modern Art in the wake of revelations about his business ties t

Banking

Libor scandal

The Libor scandal was a series of criminal allegations by financial authorities connected to the Libor (London Inter-bank Offered Rate) and the related Euribor benchmark, together with the resulting investigations and prosecutions. All ten convictions in the United States were overturned or vacated by 2022, after appellate courts held there was no evidence traders had broken any laws or

Trading basics

Lightning Network

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.