XPayIndustry WIKIBack to home
XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

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

Networks

Web3

Web3 is an idea for a new iteration of the World Wide Web which incorporates concepts such as decentralization, blockchain technologies, tokenomics, and privacy-enhancing technologies. The term is sometimes confused with the Semantic Web, as both have sometimes been referred to as "Web 3.0". Some technologists and journalists have contrasted it with Web 2.0, in which they say user-genera

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.

Payments & settlement

WeChat Pay

WeChat Pay (Chinese: 微信支付; pinyin: Wēixìn Zhīfù) is a mobile payment and digital wallet service by WeChat based in China that allows users to make mobile payments and online transactions. As of March 2016, WeChat Pay had over 300 million users. WeChat Pay reached 1.133 billion active users in 2023. WeChat Pay's main competitor in China and the market leader in online payments is Alibaba

Payments & settlement

Wero

Wero is a European digital wallet and instant account-to-account payment service developed by the European Payments Initiative (EPI). It was launched in Germany on 2 July 2024, followed by France and Belgium later that year. Wero is currently available in Belgium, France, Germany, Luxembourg, and the Netherlands. Leading Austrian banks are planning to introduce the service.

Trading basics

Western Union

The Western Union Company is an American multinational financial services corporation headquartered in Denver, Colorado.

Securities & exchanges

WIG20

The WIG20 is a capitalization-weighted stock market index of the twenty largest companies on the Warsaw Stock Exchange. Established on April 16, 1994. WIG is an acronym for "Warszawski Indeks Giełdowy", which translates to Warsaw Stock Index in Polish. However, so that no sector would dominate the index, the rule was introduced that there can be a maximum of 5 companies per sector. In th

Banking

Wilhelm Ernst Barkhoff

Wilhelm Ernst Barkhoff (26 June 1916 – 30 September 1994) was a German solicitor, founder of anthroposophically oriented alternative banking, the GLS Bank, reformer of the German welfare system and inspirer of the movement for Ethical banking.

Payments & settlement

Wirecard

Wirecard AG is an insolvent German payment processor and financial services provider whose former CEO, COO, two board members, and other executives have been arrested or otherwise implicated in criminal proceedings. The company offered electronic payment transaction services and risk management, and issued and processed physical and virtual cards. As of 2017, the company was listed on th

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.

Payments & settlement

Wizzit

Wizzit is a provider of basic banking services for the unbanked and underbanked (people or enterprises that have no or only limited access to banking services) in South Africa. Its services are based on the use of mobile phones for accessing bank accounts and conducting transactions, in addition to a Maestro debit card that is issued to all customers upon registration. Wizzit is a branch

Assets

World (blockchain)

World, also known as World Network, is a humanity verification project and financial network. It was developed and launched as the cryptocurrency project Worldcoin. Among other organizations, contributors to the project include Tools for Humanity, a company founded in 2019 by Sam Altman, Max Novendstern, and Alex Blania. World's stated mission is to provide a reliable and anonymous way t

Trading basics

World Business Angels Association

The World Business Angels Association (WBAA) was an international, not-for-profit organization whose mission was to stimulate the exchange of knowledge and best practices in the field of global angel capital financing for high-growth and innovative startups. It was closed around 2017.

Fiat currencies

World currency

A world currency, supranational currency, or global currency is a currency that is widely used in international finance or in international trade to price goods or other transactions. It is generally a currency which is stable in terms of inflation and has a high demand on the foreign exchange market. Greek and Roman coins were the first world currency, followed by Dutch guilders in the

Finance

World Liberty Financial

World Liberty Financial (WLFI) is a decentralized finance protocol developed by its namesake company. It was founded in 2024 by Zachary Folkman, Chase Herro, Alex Witkoff, Zach Witkoff, and Trump family members. It is a business venture of the Trump family. The Trump family receives 75% of net proceeds when WLFI sells tokens, as well as gets a cut of stablecoin profits. By December 2025,

Finance

World Pensions & Investments Forum

The World Pensions Forum, also called World Pensions & Investments Forum, is a research and policy oriented conference organised by M. Nicolas Firzli, founder of the World Pensions Council (WPC), in partnership with regional and supranational organisations, large public and private institutional investors from G10 countries, the emerging nations of Eastern Europe, Latin America, Asia and

Payments & settlement

Worldline SA

Worldline SA is a French payment processing company founded in 1972. In 2024 its revenue was €4.63 billion.

Payments & settlement

Worldpay Group

Worldpay Group plc (formerly RBS WorldPay) was a payment processing company. It was formerly listed on the London Stock Exchange until 16 January 2018 when it was acquired by Vantiv. The combined company then took the name Worldpay, Inc. Worldpay, Inc. was acquired by FIS in July 2019 for $43 billion. In 2024, private-equity firm GTCR acquired a majority 55% equity interest in Worldpay.

Payments & settlement

Worldpay, Inc.

Worldpay is an American multinational financial technology company and payment processing company. It provides payment and technology services to merchants and financial institutions globally generating 40 billion transactions across 146 countries and 135 currencies.

Trading basics

WorldRemit

WorldRemit is a digital cross border remittance business that provides international money transfer and remittance services in more than 130 countries and over 70 currencies. It was founded in 2010 by Ismail Ahmed, Catherine Wines, and Richard Igoe. It is owned by Zepz, which also owns Sendwave.

Trading basics

XE.com

Xe.com (Xe) is a Canada-based online foreign exchange tools and services company headquartered in Newmarket, Ontario. It is best known for its online currency converter application that offers exchange rate information, international money transfers, and other currency-related services via its website, mobile apps, and other online channels. It has been a subsidiary of Euronet Worldwid

Trading basics

Xoom (money transfer service)

Xoom (previously known as Xoom Corporation) is a digital money transfer service owned by PayPal that enables users to send money internationally to recipients in 160 countries. The service allows individuals in the United States, Canada, the United Kingdom, and select European countries to transfer funds through bank deposit, mobile wallet, and cash pickup options. Xoom also offers inter

Payments & settlement

Yape (payment)

Yape (pronounced [ˈʝape]) is a digital wallet and mobile payment application developed by the Banco de Crédito del Perú (BCP) in 2016. As of 2025, it has over 20 million users. Its features include instant, commission-free peer-to-peer transfers, bill payments, and purchases using a smartphone via a phone number or QR code, without requiring a traditional bank account, enabling its use b

Trading basics

Yield curve

A yield curve shows the relationship between yields and time to maturity for a set of comparable debt securities. In practice the term usually refers to curves built from a single issuer or market segment so that credit quality and other features are as similar as possible, for example the U.S. Treasury curve for government bonds.

Payments & settlement

YooMoney

YooMoney branded as ЮMoney, (formerly Yandex.Money) is an e-commerce payment system. It is 100% owned by Sberbank and operates in Russia and nearby countries.

Banking

You Can't Take It with You (film)

You Can't Take It with You is a 1938 American screwball romantic comedy film directed by Frank Capra, and starring Jean Arthur, Lionel Barrymore, James Stewart, and Edward Arnold. Adapted by Robert Riskin from the Pulitzer Prize-winning 1936 play of the same name by George S. Kaufman and Moss Hart, the film is about a man from a family of rich snobs who becomes engaged to a woman from a

Payments & settlement

Zettle

Zettle by PayPal (previously known as iZettle) is a Swedish financial technology company founded by Jacob de Geer and Magnus Nilsson in April 2010. Launching its first app and service in 2011, the company offers a range of financial products including payments, point of sales, funding and partners applications. The company was acquired by PayPal in 2018.

Banking

Zolotaya Korona

Zolotaya Korona (brand KoronaPay) is a Russian payment system offering various services to individuals through its own online platforms and those of its partners, including banks and retail chains. These services include cash-to-cash transfers, online card-to-cash transfers, online card-to-card transfers, and online and offline loan repayment in the partner network service points.

Payments & settlement

Zong (payments provider)

Zong was a mobile payment company that allowed users to make micropayments on the Internet if they have a postpaid mobile phone. The payments were charged to their mobile phone bills by the mobile operator. The company was acquired by eBay in 2011 and disappeared in 2015.