> For the complete documentation index, see [llms.txt](https://dibblecoin-1.gitbook.io/dibblecoin/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dibblecoin-1.gitbook.io/dibblecoin/blockchains.md).

# ⛓️ BlockChains

**Blockchains**

**What is a Blockchain?**

A blockchain is a decentralized, distributed digital ledger technology that records transactions across multiple computers in a way that ensures the security, immutability, and transparency of data. It is a chain of blocks, each containing a list of transactions, and these blocks are linked in chronological order.