Skip to content
Know.itKnow.it
Create an animated lesson
On request

This article is free to read. Creating a lesson uses your daily or stored credits; review the language and settings before starting.

How does a cryptocurrency work?

TechnologyLesson on requestFree to read

Quick answer

A cryptocurrency is digital money secured by cryptography and recorded on a blockchain instead of a bank. Transactions are verified by a distributed network rather than a central authority, letting people send value directly to each other online. It's digital money with no central bank or government issuer.

Step by step

  1. It's digital money with no central bank or government issuer.
  2. Transactions are recorded on a public blockchain ledger.
  3. Cryptography secures it and proves ownership.
  4. A distributed network verifies and agrees on transactions.
  5. Values can be highly volatile.

People also ask

How is cryptocurrency different from regular money?
It's purely digital, issued and verified by a network rather than a central bank, and recorded on a public blockchain instead of in bank ledgers.
How are cryptocurrency transactions verified?
A distributed network of computers checks and agrees on them using cryptography, rather than a single trusted authority.
Why are cryptocurrencies so volatile?
Prices are driven largely by speculation and sentiment with no central stabilizer, so they can swing sharply.
How does cryptocurrency work?
Transactions are verified by a network and recorded on a blockchain, a shared ledger secured by cryptography.
Why is cryptocurrency secure?
Cryptography and the distributed ledger make it extremely hard to fake transactions or change records.
Do you need a bank to use cryptocurrency?
No — transactions are verified by a decentralized network rather than a central bank.