What is a blockchain?

A blockchain is a decentralized and distributed digital ledger that records transactions across a network of computers. It consists of a chain of blocks, where each block contains a set of transactions. These transactions are verified and secured using cryptographic...

What is bitcoin?

Bitcoin is a decentralized digital currency, without a central bank or single administrator, that can be sent from user to user on the peer-to-peer bitcoin network without the need for intermediaries. Transactions are verified by network nodes through cryptography and...

What is Ethereum?

Ethereum is a decentralised, open-source blockchain platform that enables developers to build and deploy smart contracts and decentralised applications (dApps). It was proposed by Vitalik Buterin in late 2013, and development was crowdfunded in 2014, with the network...

What is a Firm Quote?

A firm quote in trading refers to a bid or ask price provided by a market maker or dealer that is guaranteed to be honoured if the trade is executed immediately. This means that if a trader decides to buy or sell a security at the firm quote price, the market maker is...