Colored Coins are a technology that allows you to «mark» small amounts of bitcoin so that they represent other assets: shares, ownership rights, or digital tokens on top of the Bitcoin blockchain.

Hashrate is the speed at which equipment performs hashing operations during mining. The metric reflects the computing power of an individual device or of the entire network and directly affects its security.

A hash is the result of a mathematical function that turns any data into a string of characters of a fixed length. Hashing underpins the security of the blockchain and protects transactions against tampering.

Freicoin is a cryptocurrency built around the economic idea of money with a storage fee. It is based on the concept of "free money" by economist Silvio Gesell.

A fork in a blockchain is a change to the rules by which a block is recognized as valid. There are soft forks and hard forks, which affect the unity of the network in different ways.