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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

Banking

Custodian bank

A custodian bank, or simply custodian, is a specialized financial institution responsible for providing securities services. It provides post-trade services and solutions for asset owners, asset managers, banks and broker-dealers. Custodial banks do not engage in traditional commercial or retail banking services like lending.

Assets

Meme coin

A meme coin (also spelled memecoin) is a cryptocurrency that originated from an internet meme or has some other humorous characteristic.

Securities & exchanges

National Association of Securities Market Participants

The National Association of Securities Market Participants (Russian: Национальная ассоциация участников фондового рынка, abbreviated НАУФОР), commonly known as NAUFOR, is a self-regulatory organization (SRO) in the Russian financial market that functions as an industry association and quasi-regulator for professional participants in Russia's securities markets.

Securities & exchanges

Securities lending

In finance, securities lending or stock lending refers to the lending of securities by one party to another.

Securities & exchanges

Securities research

Securities research is a discipline within the financial services industry about securities. Securities research professionals are known most generally as "analysts", "research analysts", or "securities analysts"; all the foregoing terms are synonymous. Research analysts produce research reports and typically issue a recommendation: buy ("overweight"), hold, or sell ("underweight"); see

Finance

Tail risk

Tail risk, sometimes called "fat tail risk", is the financial risk of an asset or portfolio of assets moving more than three standard deviations from its current price, above the risk of a normal distribution. Tail risks include low-probability events arising at both ends of a normal distribution curve, also known as tail events. However, as investors are generally more concerned with un