Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Accel (interbank network)
Accel (formerly known as the ACCEL/Exchange Network) is a North American interbank network owned by Fiserv. It connects over 412,000 automatic teller machines (ATMs) in all 50 states in the United States. The network also has a small number of ATMs in certain U.S. Air Force Bases around the world, and over 3.3 million electronic funds transfer at point-of-sale locations.
Payments & settlementAdyen
Adyen is a Dutch payment company with the status of an acquiring bank that allows businesses to accept e-commerce, mobile, and point-of-sale payments. It is listed on the stock exchange Euronext Amsterdam.
Payments & settlementApple Pay
Apple Pay is a mobile payment service by Apple that allows users to make payments in person, in iOS apps, and on the web. Supported on iPhone, Apple Watch, iPad, Mac, and Vision Pro, Apple Pay digitizes and can replace a credit or debit card chip and PIN transaction at a contactless-capable point-of-sale terminal. It does not require Apple Pay–specific contactless payment terminals; it c
Payments & settlementBharatPe
BharatPe is an Indian fintech company headquartered in New Delhi (Delhi NCR) that provides digital payment and financial services to small merchants and Grocery stores. Founded in 2018, the company offers unified QR code payment acceptance, point-of-sale (POS) devices, and merchant credit facilities.
Trading basicsBlock, Inc.
Block, Inc. (formerly Square, Inc.) is an American technology company and financial services provider for consumers and merchants. Founded in 2009 by Jack Dorsey, it is the U.S. market leader in point-of-sale systems. As of 2024, Block has 57 million users and 4 million sellers, processing $241 billion in payments annually.
Trading basicsCantaloupe, Inc.
Cantaloupe, Inc., previously known as USA Technologies Inc., is an American company known for its work with ePort cashless acceptance technology running on its patented ePort Connect service, a PCI compliant services. ePort Connect wirelessly facilitates electronic payment options to consumers with credit, debit, or NFC enabled electronic wallets like Apple Pay and Google Pay while provi
Payments & settlementChip Authentication Program
The Chip Authentication Program (CAP) is a MasterCard initiative and technical specification for using EMV banking smartcards for authenticating users and transactions in online and telephone banking. It was also adopted by Visa as Dynamic Passcode Authentication (DPA). The CAP specification defines a handheld device (CAP reader) with a smartcard slot, a numeric keypad, and a display cap
AssetsFinancial cryptography
Financial cryptography is the use of cryptography in applications in which financial loss could result from subversion of the message system. Financial cryptography is distinguished from traditional cryptography in that for most of recorded history, cryptography has been used almost entirely for military and diplomatic purposes.
Trading basicsLightspeed Commerce
Lightspeed Commerce is a point-of-sale and e-commerce software provider based in Montreal, Quebec, Canada. It was founded in 2005 by Dax da Silva, who was its CEO until February 2022. It has offices in Montreal, New York, Ottawa, Toronto, London, Belfast, Amsterdam, Berlin, Geneva, Ghent, Melbourne, Ulyanovsk, Yerevan and Tbilisi. It offers its services to retail, restaurant, and hospit
Trading basicsMicros Systems
Micros Systems, Inc. was an American computer company that manufactured hardware and developed software and services for the restaurant point of sale, hotel, hospitality, sports and entertainment venues, casinos, cruise lines, specialty retail markets, and other similar markets. Analyst estimates cited in 2003 put Micros' market share at about 35% of the restaurant point-of-sale business
Trading basicsNCR Voyix
NCR Voyix Corporation, previously known as NCR Corporation and National Cash Register, is a global software, consulting and technology company providing several professional services and electronic products. It produces self-service kiosks, point-of-sale software and terminals, check processing systems, thermal printers, and barcode scanners.
FinanceNovalnet
Novalnet is a European payment service provider that provides e-commerce businesses with electronic and point-of-sale payment processing services. The Novalnet platform is designed to automate merchants' business processes across the e-commerce value chain, from checkout to debt collection.
Trading basicsPoint-of-sale malware
Point-of-sale malware (POS malware) is usually a type of malicious software (malware) that is used by cybercriminals to target point of sale (POS) and payment terminals with the intent to obtain credit card and debit card information, a card's track 1 or track 2 data and even the CVV code, by various man-in-the-middle attacks, that is the interception of the processing at the retail chec
Trading basicsRevel Systems
Revel Systems is an iPad-based point of sale system co-founded by Lisa Falzone and Christopher Ciabarra. In June 2024, it was announced that the company was acquired by Shift4.
Payments & settlementSage Pay
Sage Pay was a payment processing service operated by Sage Group between 2006 and 2020. Originally founded as Protx, the company provided online, telephone, and point-of-sale payment solutions to small and medium-sized businesses across the United Kingdom, Ireland, Germany, Spain, South Africa, and the United States.
BankingSaudi 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
Trading basicsShopify
Shopify Inc. is a Canadian multinational e-commerce company headquartered in Ottawa, Ontario, that operates a cloud e-commerce management platform (CEMP) for retail point-of-sale systems. The company has over five million customers and processed US$292.3 billion in transactions in 2024, of which 57% was in the United States. Major customers include Tesla, LVMH, Nestlé, PepsiCo, AB InBev,
Payments & settlementSquare (financial services)
Square is a point-of-sale system for sellers with physical or online stores. Launched in 2009 by Block, Inc. (formerly Square, Inc.), it enables merchants to accept card payments and manage business operations. As of 2024, Square is the U.S. market leader in point-of-sale systems, serving 4 million sellers and processing $228bn annually.
Trading basicsVend (software)
Vend is cloud-based point-of-sale and retail management software company, based in Auckland, New Zealand. The company was founded in 2010 by Vaughan Rowsell. It was acquired by the Canadian software company Lightspeed Commerce in 2021.
Payments & settlementVerifone
Verifone, Inc. is an American multinational corporation headquartered in New York City, New York. Verifone provides technology for electronic payment transactions and value-added services at the point-of-sale. Verifone sells merchant-operated, consumer-facing and self-service payment systems to the financial, retail, hospitality, petroleum, government and healthcare industries. The compa