XPayIndustry WIKIBack to home
XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

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

Trading basics

Online video analytics

Online video analytics (also known as Web video analytics) is the measurement, analysis and reporting of videos viewed online. It is used for the purposes of understanding the consumption patterns (behavioral analysis) and optimizing viewing experience (quality of service analysis).

Finance

Open Financial Exchange

Open Financial Exchange (OFX) is a data stream format for exchanging financial information that evolved from Microsoft's Open Financial Connectivity (OFC) and Intuit's Open Exchange file formats.

Trading basics

Open road tolling

Open road tolling (ORT), also called all-electronic tolling, cashless tolling, or free-flow tolling, is the collection of tolls on toll roads without the use of tollbooths. An electronic toll collection system is usually used instead. The major advantage to ORT is that users are able to drive through the toll plaza at highway speeds without having to slow down to pay the toll. In some in

Trading basics

Operation Greenback

Operation Greenback was a Miami, Florida-based, multi-agency U.S. government task force targeting money laundering connected to drug trafficking.

Finance

Orphan structure

Orphan structure or Orphan SPV or orphaning are terms used in structured finance closely associated with creating SPVs ("Special Purpose Vehicles") for securitisation transactions where the notional equity of the SPV is deliberately handed over to an unconnected 3rd party who themselves have no control over the SPV; thus the SPV becomes an "orphan" whose equity is controlled by no one.

Banking

Otto.

Otto. (spelled with the period) is Finland's interbank network, connecting the ATMs of nearly every bank in the country. It is owned and operated by Automatia. They offer service in Finnish and Swedish, but also in English to holders of international ATM cards. The word "otto" means "withdrawal" in Finnish, and is also a relatively common German-derived given name. The withdrawal points

Fiat currencies

Ouroboros (protocol)

Ouroboros is a family of proof-of-stake consensus protocols used in the Cardano and Polkadot blockchains. It can run both permissionless and permissioned blockchains.

Trading basics

Paris Water Company

The Paris Water Company (French:Compagnie des eaux de Paris) was a French company founded in 1778 that ran a steam engine-driven water distribution service which pumped water from the Seine into the city of Paris. This joint-stock company was listed on the Paris Stock Exchange. It was at the heart of the great stock market speculations under Louis XVI.

Trading basics

Paul Marcinkus

Paul Casimir Marcinkus (; January 15, 1922 – February 20, 2006) was an American Catholic prelate who served as president of the Institute for the Works of Religion, commonly known as the Vatican Bank, from 1971 to 1989. He also served as president of the Governorate for Vatican City State from 1989 to 1990, following eight years as vice-president. He was the titular Archbishop of Horta.

Finance

Paxos (company)

Paxos Trust Company, N.A. (doing business as Paxos) is a blockchain infrastructure company, stablecoin issuer, and chartered national bank headquartered in New York City. The company provides digital asset brokerage, issuance, custody, and settlement services to enterprise clients in financial services. Paxos has also issued multiple U.S. dollar-backed stablecoins, including PayPal USD (

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.

Trading basics

Pension systems by country

The table below shows the pension systems pillars by country.

Finance

Personal income in the United States

Personal income is an individual's total earnings from wages, investment interest, and other sources. The Bureau of Labor Statistics reported that median usual weekly earnings for full-time wage and salary workers were $1,251 in the second quarter of 2026, not seasonally adjusted, 4.6 percent higher than a year earlier. For the year 2024, the U.S. Census Bureau estimates that the median

Securities & exchanges

Peter Schiff

Peter David Schiff (; born March 23, 1963; nicknamed "Dr. Doom") is an American stockbroker, financial commentator, and radio personality. He co-founded Echelon Wealth Partners in Canada (formerly Euro Pacific Canada). He is involved in other financial services companies including Euro Pacific Asset Management, as an independent investment advisor, and Schiff Gold (formerly Euro Pacific

Assets

Petro (token)

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

Finance

Pierre Omidyar

Pierre Morad Omidyar (born Parviz Morad Omidyar, June 21, 1967) is a French-born Iranian-American billionaire. A technology entrepreneur, software engineer, and philanthropist, he is the founder of eBay, where he served as chairman from 1998 to 2015. Omidyar is the grandson of the Imperial Iranian Army General Mahmud Mir-Djalali, who was instrumental in the 1921 rise of the Pahlavi Dyna

Assets

Pig butchering scam

A pig-butchering scam or romance baiting scam is a form of online relationship and investment fraud in which perpetrators cultivate fake romantic or social relationships with victims before persuading them to invest money, often in fraudulent cryptocurrency schemes. Such scams are common on social media and dating apps, and often involve catfishing, investment fraud, and romance scams.

Trading basics

Pineapple Fund

The Pineapple Fund was a philanthropic project by an anonymous individual which gave away 5,057 bitcoins to 60 charities. The amount was valued at $86 million in December 2017. Some of the themes supported were medical research, environmental conservation, human rights and psychedelic therapy.

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.

Trading basics

Post-PC era

The post-PC era was a market trend observed during the 2010s involving a decline in the sales of personal computers (PCs) in favor of post-PC devices, which include mobile devices such as smartphones and tablet computers as well as other mobile computers such as wearable and ubiquitous ones. These devices emphasize portability and connectivity, including the use of cloud-based services,

Finance

Private electronic market

A private electronic market (PEM) uses the Internet to connect a limited number or pre-qualified buyers or sellers in one market. PEMs are a hybrid between perfectly open markets (e.g. exchanges where there is no pre-existing relationship between buyer and seller - similar to eBay) and closed contract negotiations (such as a sealed bid tender, where there is no visibility between competi

Assets

Proof of personhood

Proof of personhood (PoP) is a means of resisting malicious attacks on peer-to-peer networks, particularly attacks that use multiple fake identities, otherwise known as a Sybil attack. Decentralized online platforms are particularly vulnerable to such attacks by their very nature, as notionally democratic and responsive to large voting blocks. In PoP, each unique human participant obtain

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

Assets

Proof of work

Proof of work (also written as proof-of-work, and abbreviated PoW) is a form of cryptographic proof in which one party (the prover) proves to others (the verifiers) that a certain amount of a specific computational effort has been expended. Verifiers can subsequently confirm this expenditure with minimal effort on their part. The concept was first proposed by Moni Naor and Cynthia Dwork

Trading basics

Quadriga (cryptocurrency exchange)

Quadriga Fintech Solutions was the owner and operator of QuadrigaCX. QuadrigaCX was believed to be Canada's largest cryptocurrency exchange at the time of its collapse in 2019, with the exchange ceasing operations and the company filing for bankruptcy with C$215.7 million in liabilities and about C$28 million in assets.

Finance

Quicken Interchange Format

Quicken Interchange Format (QIF) is an open specification for reading and writing financial data to media (i.e. files).

Trading basics

Rain (cryptocurrency exchange)

Rain is a Middle Eastern cryptocurrency exchange company that operates through its holding company, Rain Financial Inc., which oversees Rain Management W.L.L. in Bahrain,

Securities & exchanges

Ray Dalio

Raymond Thomas Dalio (born August 8, 1949) is an American billionaire investor and founder of Bridgewater Associates, one of the world's largest hedge funds.

Assets

Regulation of cryptocurrency

The regulation of cryptocurrency constitutes regulatory, legal and political actions taken by various governments to regulate and oversee the development and adoption of bitcoin, cryptocurrencies and blockchain technologies. Restrictions on cryptocurrency have been motivated by concerns regarding financial stability, consumer protection, national security, and enforcing laws against mon

Trading basics

Retail marketing

Once the strategic plan is in place, retail managers turn to the more managerial aspects of planning. A retail mix is devised for the purpose of coordinating day-to-day tactical decisions. The retail marketing mix typically consists of six broad decision layers including product decisions, place decisions, promotion, price, personnel and presentation (also known as physical evidence). Th

Payments & settlement

RioCard

The RioCard (Bilhete Único) is a smartcard system used in the transport system of Rio de Janeiro state, Brazil. The card is contactless and uses MIFARE technology. It is a form of electronic payment produced and distributed by the Fetranspor company, in cooperation with Itaú bank. Its installation was seen as strengthening Brazil's connection with the Open Standard for Public Transport

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

SafeCharge

SafeCharge, was a Canadian payment service provider that provided payment services, fraud prevention solutions and connection to payment methods. In August 2019 SafeCharge was acquired by Nuvei, a privately owned electronic payment processing company, for the amount of US$889 million and was merged into Nuvei.

Assets

SafeMoon

SafeMoon LLC was an American cryptocurrency and blockchain company created in March 2021. The company created the SafeMoon token (SFM) which traded on the BNB Chain blockchain. The token charged a 10% fee on transactions, with 5% redistributed (or reflected) to token holders and 5% directed to wallets in a different currency, Binance Coin (BNB), controlled by the coin's authors. The toke

Finance

Sandton

Sandton is a financial, commercial and residential city, located in the northern part of the City of Johannesburg Metropolitan Municipality. Formerly an independent municipality, Sandton's name came from the combination of two of its suburbs, Sandown and Bryanston.

Banking

Saudi Payments Network

The Saudi Payments Network (Arabic: الشبكة السعودية للمدفوعات), commonly known as Mada (Arabic: مدى, literally "range" or "extent"; formerly SPAN), is the primary payment system in Saudi Arabia. Established by the Saudi Central Bank (SAMA), the network connects all automated teller machines (ATMs) and point-of-sale (POS) terminals across the Kingdom to a central payment switch that rout

Securities & exchanges

SEC Rule 10b-5

SEC Rule 10b-5, codified at 17 CFR 240.10b-5, is one of the most important rules targeting securities fraud in the United States. It was promulgated by the U.S. Securities and Exchange Commission (SEC), pursuant to its authority granted under § 10(b) of the Securities Exchange Act of 1934. The rule prohibits any act or omission resulting in fraud or deceit in connection with the purchase

Trading basics

SegWit

Segregated Witness (SegWit), formally known as Segregated Witness (Consensus layer), is an implemented soft fork change in the transaction format of bitcoin.

Payments & settlement

SIA S.p.A.

SIA S.p.A. is an Italian company operating in the area of ICT, providing services to the banking and finance sector in addition to platforms for financial markets and e-payment services.

Trading basics

Slave insurance in the United States

Slave insurance in the United States became an increasingly significant industry after the Act Prohibiting Importation of Slaves, a federal law which took effect in 1808, prevented any new slaves from being imported to the U.S. Existing slaves, especially skilled workers, therefore became more valuable, and were often rented out to businesses; slave owners insured against the death or lo

Banking

Smart card

A smart card (SC), chip card, or integrated circuit card (ICC or IC card), is a card used to control access to a resource. It is typically a plastic credit card-sized card with an embedded integrated circuit (IC) chip. Many smart cards include a pattern of metal contacts to electrically connect to the internal chip. Others are contactless, and some are both. Smart cards can provide perso

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.

Securities & exchanges

SOFR Academy

SOFR Academy, Inc. is an American financial market infrastructure company focused on developing benchmark credit-spread infrastructure designed to complement risk-free reference rates in global capital markets. In connection with global reference rate reform and the transition away from the London Interbank Offered Rate (LIBOR), which underpinned approximately US$400 trillion in financia

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.

Finance

Spread Networks

Spread Networks is a company founded by Dan Spivey and backed by James L. Barksdale (former CEO of Netscape ) that claims to offer Internet connectivity between Chicago and New York City at ultra-low latency (i.e. speeds that are very close to the speed of light), high bandwidth, and high reliability, using dark fiber. Its customers are primarily firms engaged in high-frequency trading,

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.

Trading basics

Sterling area

The sterling area (or sterling bloc, legally scheduled territories) was a group of countries that either adopted or pegged their currencies to the pound sterling.

Trading basics

Sucden

Sucden (Sucres et Denrées) is a French-based commodity broker of soft commodities and other financial products headquartered in Paris. The firm started as a sugar broker and is now amongst the world leaders with a market share of around 15% in volume (as of 2016), or 9.5 million tonnes. It has offices around the world, including London and Hong Kong.

Finance

Superintendent of Finances

The Superintendent of Finances (French: Surintendant des finances) was the name of the minister in charge of finances in France from 1561 to 1661. The position was abolished in 1661 with the downfall of Nicolas Fouquet, and a new position was created, the Controller-General of Finances.

Trading basics

T-model

In finance, the T-model is a formula that states the returns earned by holders of a company's stock in terms of accounting variables obtainable from its financial statements. The T-model connects fundamentals with investment return, allowing an analyst to make projections of financial performance and turn those projections into a required return that can be used in investment selection.

Finance

Tangerine Bank

Tangerine Bank (operating as Tangerine) is a Canadian direct bank that is a subsidiary of Scotiabank. It offers no-fee chequing and savings accounts, guaranteed investment certificates (GICs), mortgages and mutual funds (through a subsidiary). Many savings and investment products are eligible for registration under a tax-free savings account (TFSA), registered retirement savings plan (RR

Finance

Telexfree

Telexfree (stylized as TelexFREE), a trade name owned by Telexfree Inc., was a multibillion-dollar Ponzi scheme disguised as an internet phone service company. Prosecutors have described it as the largest fraud of all time in terms of the number of people affected - more than 1 million, with victims in various countries. The brand became best known for its operations in Brazil held by Ym

Trading basics

Tenancy deposit scheme (England and Wales)

Under the provisions of the United Kingdom Housing Act 2004 every landlord or letting agent that takes a deposit for an assured shorthold tenancy in England and Wales must protect the deposit under an authorised tenancy deposit scheme. The regulations came into effect on 6 April 2007, and were amended by the Localism Act 2011 (taking effect from 6 April 2012) and the Deregulation Act 201

Networks

Terra (blockchain)

Terra is a blockchain protocol and payment platform used for algorithmic stablecoins. The project was created in 2018 by Terraform Labs, a startup co-founded by Do Kwon and Daniel Shin. It is best known for its Terra algorithmic stablecoin and the associated LUNA reserve asset cryptocurrency.

Stablecoins

Tether (cryptocurrency)

Tether is a stablecoin—a digital currency whose value aims to maintain a stable value relative to the United States dollar—launched by Tether Limited in 2014. It is represented by its currency codes USD₮ and USDT.

Assets

Tether Limited

Tether Limited is a financial technology company that issues the Tether stablecoin (USDT), the world’s largest stablecoin by market capitalization. Founded in 2014, Tether pioneered the concept of fiat-backed digital currencies pegged 1:1 to traditional currencies (initially the U.S. dollar). USDT has become a key source of liquidity in the cryptocurrency market, with over $170 billion i

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

Assets

The DAO

The DAO was a digital decentralized autonomous organization and a form of investor-directed venture capital fund. After launching in April 2016 via a token sale, it became one of the largest crowdfunding campaigns in history, but it ceased activity after much of its funds - in the form of US$ exchanged for "Ether-crypto coins" - were taken in a hack in June 2016.

Trading basics

The Glass Hotel

The Glass Hotel is a 2020 novel by Canadian writer Emily St. John Mandel. It is Mandel's fifth novel, and the first since winning the Arthur C. Clarke Award with her novel Station Eleven in 2015. It follows the aftermath of a disturbing graffiti incident at a hotel on Vancouver Island and the collapse of an international Ponzi scheme.

Trading basics

Tillie the All-Time Teller

Tillie the All-Time Teller was one of the first ATMs, run by the First National Bank of Atlanta and considered to be one of the most successful ATMs in the banking industry. Tillie the All-Time Teller had a picture of a smiling blonde girl on the front of the machine to suggest it was user-friendly, had an apparent personality, and could greet people by name. Many banks hired women dre

Banking

TIPANET

TIPANET (Transferts Interbancaires de Paiement Automatisés) is an international payment system set up by the European cooperative banks. Its shareholders were Natexis Banques Populaires, France; Banca Popolare Commercio e Industria, Italy; Istituto Centrale delle Banche Popolari Italiane, Italy; Banco Popular de España, Spain; Crédit Professionnel, Belgium; The Cooperative Bank plc, Unit

Banking

Too big to fail

"Too big to fail" (TBTF) is a theory in banking and finance that asserts that certain corporations, particularly financial institutions, are so large and so interconnected with an economy that their failure would be disastrous to the greater economic system, and therefore should be supported by government when they face potential failure. The colloquial term "too big to fail" was popular

Securities & exchanges

Tour de la Bourse

The Tour de la Bourse (lit. 'Stock Exchange Tower') is a 48-storey skyscraper in Montreal, Quebec, Canada. It is located at the intersection of Victoria Square and Saint Jacques Street in the International Quarter. It is connected by the underground city to the Square-Victoria-OACI Metro Station.

Finance

Trading room

A trading room gathers traders operating on financial markets. The trading room is also often called the front office. The terms "dealing room" and "trading floor" are also used, the latter being inspired from that of an open outcry stock exchange. As open outcry is gradually replaced by electronic trading, the trading room becomes the only remaining place that is emblematic of the finan

Trading basics

TreasuryDirect

TreasuryDirect is a website run by the Bureau of the Fiscal Service under the United States Department of the Treasury that allows US individual investors to purchase treasury securities, such as savings bonds, directly from the US government. It enables people to manage their investments online, including connecting their TreasuryDirect account to a bank account for deposits and withdra

Assets

Trial of Sam Bankman-Fried

United States of America v. Samuel Bankman-Fried was a 2023 federal criminal trial in the United States District Court for the Southern District of New York. Financial entrepreneur Sam Bankman-Fried, commonly known as SBF, was convicted on seven charges of fraud and conspiracy following the collapse of his cryptocurrency exchange FTX in November 2022. After the jury's verdict in November

Networks

Tron (blockchain)

Tron (stylized in all caps) is a decentralized, proof-of-stake blockchain with smart contract functionality. The cryptocurrency native to the blockchain is known as Tronix (TRX). It was founded in March 2014 by Justin Sun and, since 2017, has been overseen and supervised by the TRON Foundation, a non-profit organization in Singapore, established in the same year. It is open-source softwa

Assets

Trust Wallet

Trust Wallet is a multi‑chain, non‑custodial cryptocurrency wallet that allows users to store, send, receive, and manage digital assets across more than 100 blockchain networks. Available as a mobile app for iOS and Android and as a browser extension, the wallet supports decentralized finance (DeFi), NFTs, crypto staking, token swapping, and access to decentralized applications (dApps).

Trading basics

Unam sanctam

Unam sanctam is a papal bull that was issued by Pope Boniface VIII on 18 November 1302. It laid down dogmatic propositions on the unity of the Catholic Church, the necessity of belonging to it for eternal salvation, the position of the Pope as supreme head of the Church and the duty thence arising of submission to the Pope in order to belong to the Church and thus to attain salvation. Th

Finance

United States Senate Committee on Banking, Housing, and Urban Affairs

The United States Senate Committee on Banking, Housing, and Urban Affairs (formerly the Committee on Banking and Currency), also known as the Senate Banking Committee, has jurisdiction over matters related to banks and banking, price controls, deposit insurance, export promotion and controls, federal monetary policy, financial aid to commerce and industry, issuance of redemption of notes

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

Stablecoins

USDC (cryptocurrency)

USDC (USD Coin) is a cryptocurrency stablecoin issued by Circle Internet Group. It is pegged to the United States dollar, and is distinct from a central bank digital currency (CBDC).

Trading basics

USI Tech

USI Tech Limited (also known as United Software Intelligence, or stylised as USI-TECH) was a Dubai-based cryptocurrency and forex platform trading provider, suspected to be a high-yield investment program and a Ponzi scheme. Prior to going offline with its users' funds, USI-Tech moved its website from a .com top-level domain, to a .io domain, while also appearing on a number of mirror do

Trading basics

Vertrue

Vertrue Incorporated, headquartered in Norwalk, Connecticut, is an American consumer services marketing company. The company again received an "F" from the Better Business Bureau for making unauthorized charges to its customers' credit cards. In 2007 it was acquired by a trio of investment firms, including Rho Ventures. In 2010, Vertrue and two of its subsidiaries were found guilty of d

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

Trading basics

War profiteering

A war profiteer is any individual or organization that earns excessive or unethical profit from warfare or by selling weapons, supplies, or services to parties engaged in conflict. The term typically carries strong negative connotations and is often associated with exploitation during times of national crisis. More broadly profiteering, making a profit, criticized as excessive or unreaso

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

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

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.

Networks

ZachXBT

ZachXBT, also identified as Zachary Wolk is a pseudonymous American blockchain investigator and open-source intelligence (OSINT) researcher known for independent forensic investigations into cryptocurrency fraud, scams, and thefts. He has been active on X (formerly Twitter) since 2021, publishing detailed investigative threads that trace stolen funds, expose rug pulls, and identify perpe

Finance

Zanny Minton Beddoes

Susan "Zanny" Minton Beddoes (born July 1967) is a British journalist. She is the editor-in-chief of The Economist. She began working for the newspaper in 1994 as its emerging markets correspondent.

Assets

Zcash

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