What is a bitcoin transaction?

A transaction is a transfer of value between Bitcoin wallets that gets included in the block chain. Bitcoin wallets keep a secret piece of data called a private key or seed, which is used to sign transactions, providing a mathematical proof that they have come from the owner of the wallet.

What is a bitcoin wallet and how does it work?

Some wallets give you full control over your bitcoin. This means no third party can freeze or take away your funds. You are still responsible, however, for securing and backing up your wallet. Some wallets have the ability to operate as a full node.

How to buy bitcoin?

For example, you can install an app on your mobile device for everyday use or you can have a wallet only for online payments on your computer. In any case, choosing a wallet is easy and can be done in minutes. You can get Bitcoin by accepting it as a payment for goods and services. There are also several ways you can buy Bitcoin.