# 12 Terms You'll Often Hear In Crypto Space > Levels: Easy To Hard **Published by:** [The BlogChain Newsletter](https://paragraph.com/@kazani/) **Published on:** 2022-12-12 **Categories:** crypto, terms **URL:** https://paragraph.com/@kazani/12-terms-youll-often-hear-in-crypto-space ## Content As a reminder - this newsletter is published natively on Lens. 🌿COLLECT NOW!Brought To You By...LEDGER STAX Using a hardware wallet on the go is difficult and cumbersome - until now.Ledger’s latest innovation, the Ledger Stax, is a credit card-sized hardware wallet complete with touchscreen and Bluetooth capabilities. Did we mention it’s designed by Tony Fadell, the creator of Apple’s original iPod?Act now, click the link below and preorder the Ledger Stax.PREORDER NOW!Level 1: Very Easy1. BlockchainA chain of blocks that stores information/transactions.2. AltcoinEvery coin is created after Bitcoin.3. StablecoinA cryptocurrency pegged 1:1 to the price of a fiat currency. Related Blogs:What is Blockchain? What is Bitcoin? What is Stablecoin? Level 2: Easy1. WhaleA person who holds a lot of cryptos. Holding large amounts of crypto gives whales the ability to affect market prices.2. GasThe unit of measurement of the computing energy required to process a transaction on the blockchain.3. StakingThe process of locking up crypto holdings to obtain rewards or earn interest. Related Blogs:What are Gas Fees on Ethereum Blockchain?What is Ethereum?Level 3: Medium1. DeFi (Decentralized Finance)Financial services are built on the blockchain. Unlike traditional finance, DeFi is anonymous, trustless, and fast.2. dApp (Decentralized Application)A program built on the blockchain and uses smart contracts to provide anonymous and trustless services to its users.3. DAO (Decentralized Autonomous Organization)A business or institution which uses smart contracts to ensure fairness and decentralization when it comes to making decisions.Related Blogs:What is DeFi? What is dApp? What is DAO? Level 4: Hard1. NFTA non-interchangeable digital asset such as a picture, song, or video whose ownership has been authenticated and stored on the blockchain2. Hard ForkA new software update implemented on a blockchain that isn’t compatible with the existing blockchain protocol, causing a permanent split into two separate networks that run in parallel.3. Soft ForkChanges applied to a blockchain for modifying or adding functionality without causing any fundamental structural change.Related Blogs:What is an NFT? And why you should buy NFTs? 50+ Web3 Terms Everyone should know about and will get you up to speed (fast) I hope this was helpful! Thank you for reading! If you're interested in following along, feel free to subscribe! Let’s bust some more in next article. GET UP TO 100 USDT on BINANCE - Register NOW!REDEEM GIFT My Latest Blogs: All You Need To Know About Wrapped Ethereum (wETH) And How To Get It On MetaMask What is a Merkle Tree? How to Create Your Own Cryptocurrency? If you want more, be sure toFOLLOW ME ## Publication Information - [The BlogChain Newsletter](https://paragraph.com/@kazani/): Publication homepage - [All Posts](https://paragraph.com/@kazani/): More posts from this publication - [RSS Feed](https://api.paragraph.com/blogs/rss/@kazani): Subscribe to updates - [Twitter](https://twitter.com/kazani351): Follow on Twitter ## Optional - [Collect as NFT](https://paragraph.com/@kazani/12-terms-youll-often-hear-in-crypto-space): Support the author by collecting this post - [View Collectors](https://paragraph.com/@kazani/12-terms-youll-often-hear-in-crypto-space/collectors): See who has collected this post