Which cryptocurrencies use blocks and blockchains?

Because most blockchain definitions refer to Bitcoin because it was the first cryptocurrency to use one, many people associate blocks and blockchains with Bitcoin. However, other cryptocurrencies use blocks and blockchains as well. It's important to note that Ethereum's network has a cryptocurrency called ether that also uses blocks and blockchain.

What does the word “blockchain” mean?

Despite this, I’ve found that few people know what the word “blockchain” means. The blockchain is the distributed ledger that cryptocurrencies run on. Without the blockchain, the entire cryptocurrency market would not exist. The blockchain was created by a pseudo-anonymous individual going by the name of Satoshi Nakamoto.

What is bitcoin blockchain & how does it work?

The Bitcoin blockchain, for example, contains a record of every time someone sent or received bitcoin. Cryptocurrencies and the blockchain technology that powers them make it possible to transfer value online without the need for a middleman like a bank or credit card company.

Why is blockchain so secure?

This involves all nodes updating their version of the blockchain ledger to be identical. How these new blocks are created is key to why blockchain is considered highly secure. A majority of nodes must verify and confirm the legitimacy of the new data before a new block can be added to the ledger.