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

# BLOCKCHAIN BASICS

- [What Is Blockchain?](https://help.coinpocket.io/blockchain-basics/what-is-blockchain.md)
- [What Is a Decentralized Wallet?](https://help.coinpocket.io/blockchain-basics/what-is-a-decentralized-wallet.md)
- [What Is the Private key, Mnemonic and Wallet Password](https://help.coinpocket.io/blockchain-basics/what-is-the-private-key-mnemonic-and-wallet-password.md)
- [What Is the Miner Fee?](https://help.coinpocket.io/blockchain-basics/what-is-the-miner-fee.md)
- [What Is DeFi ?](https://help.coinpocket.io/blockchain-basics/what-is-defi.md)
- [What Is DEX ?](https://help.coinpocket.io/blockchain-basics/what-is-dex.md)