XPayIndustry WIKIBack to home
XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

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

Assets

Bitcoin

Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Based on a free-market ideology, bitcoin was invented in 2008 when an unknown person published a white paper under the pseudonym of Satoshi Nakamoto. Use of bitcoin as a currency began in 2009, with the release of its open-source implementation. From 2021 to 2025, El Salvador adopted it as legal tender curren

Finance

King Abdullah Financial District

King Abdullah Financial District (KAFD) or simply Al-Maliyyah is a major mixed-use financial district located in the Al-Aqeeq neighbourhood of Riyadh, Saudi Arabia. It serves as the country's financial centre and a central hub for banking, investment, and professional services.

Banking

Mohammed bin Faisal Al Saud

Mohammed bin Faisal Al Saud (Arabic: محمد بن فيصل آل سعود, Moḥammed bin Fayṣal Āl Saʿūd; 14 November 1934 – 14 January 2017) was a Saudi prince and businessman. He was a son of King Faisal and one of the grandsons of Saudi Arabia's founder King Abdulaziz. He was one of the pioneers in the establishment of Islamic banking and Islamic insurance.

Trading basics

Ottoman Public Debt Administration

Ottoman Public Debt Administration (OPDA) was a European-controlled organization that was established in 1881 to collect the payments which the Ottoman Empire owed to European companies in the Ottoman public debt. The OPDA became a vast, essentially independent, bureaucracy within the Ottoman bureaucracy, run by the creditors: Its governing council included one representative each from B

Finance

Panama Papers

The Panama Papers (Spanish: Papeles de Panamá) are 11.5 million leaked documents (2.6 terabytes of data) published from April 3, 2016. The papers detail financial and attorney–client information for more than 214,488 offshore entities. These documents, some dating back to the 1970s, were created by, and taken from, the former Panamanian offshore law firm and corporate service provider Mo

Finance

ThetaRay

ThetaRay is a fintech software and big data analytics company with headquarters in Hod HaSharon, Israel and New York, and offices in Madrid, London, and Singapore.