Crypto Crash Course

Learn all of the most important blockchain and cryptocurrency terms and jargon here.

BEGINNER

Cryptocurrency

Cryptocurrencies, like Bitcoin, Ether, and Solana, are digital assets that run on decentralized peer-to-peer networks called blockchains.

INTERMEDIATE

Ethereum

Ethereum is the second-largest cryptocurrency network by market capitalization after Bitcoin.

INTERMEDIATE

NFTs

NFTs, or non-fungible tokens, are one-of-a-kind digital assets.

ADVANCED

DEXes

DEX is short for decentralized exchange, a cryptocurrency trading platform not maintained by a centralized company.

BEGINNER

Crypto investing 101

The nuts and bolts of cryptocurrency investments are similar to those of other asset classes, like stocks or gold.

INTERMEDIATE

Stablecoins

While cryptocurrencies are notorious for their volatility, a cluster of them called stablecoins promises an escape from the chaos.

ADVANCED

Oracles

Oracles are programs that feed smart contracts with real-world data.

BEGINNER

Crypto wallets

Cryptocurrency wallets safeguard digital assets like Bitcoin, Ether, or NFTs.

INTERMEDIATE

Cardano

Cardano is the name of the blockchain that houses ADA, a long-time, top-10 cryptocurrency by market capitalization.

INTERMEDIATE

USDC

USD Coin, also known as USDC, is a cryptocurrency pegged to the U.S. dollar.

BEGINNER

Bitcoin

Bitcoin is the first and largest cryptocurrency network.

INTERMEDIATE

Web3 

If Bitcoin’s white paper is the foundational text for crypto, Web3 is the broader philosophy that has emerged from it.

INTERMEDIATE

Metaverse

While the term “metaverse” once described an obscure fictional dystopia, today it refers to an all-encompassing virtual world in which users play, work, and socialize.

INTERMEDIATE

Crypto mining

Proof-of-work—aka cryptocurrency mining—has been around since the 1990s, but Bitcoin’s creator, Satoshi Nakamoto, popularized the concept in Bitcoin’s 2008 whitepaper as a process for securing blockchains.

INTERMEDIATE

Staking

Staking refers to the locking up of cryptocurrency in order to help secure a network and earn rewards.

INTERMEDIATE

Smart contracts

Smart contracts bring blockchains to life by letting users create and run on-chain programs.

BEGINNER

Exchanges

While stockbrokers trade on stock exchanges, cryptocurrency traders primarily buy and sell tokens on cryptocurrency exchanges.

INTERMEDIATE

Avalanche

Avalanche is a newer blockchain network that competes with the likes of Ethereum and Solana.

INTERMEDIATE

Tokenomics

Cryptocurrencies are governed by a set of rules called "tokenomics," which refers to the monetary policies baked into each token or coin.

BEGINNER

Blockchains

Blockchains are distributed computer networks that support cryptocurrencies.

BEGINNER

Staying safe in crypto—avoiding scams

You’ve heard the horror stories and many of them are true.

INTERMEDIATE

DeFi

DeFi refers to a suite of decentralized financial applications built on blockchains.

BEGINNER

Memecoins

Cryptocurrencies are often tied to ambitious blockchain projects that try to aspire to remake the world’s financial and computer systems. But there’s an entire class of cryptocurrencies that derive their value primarily from Internet jokes or popular culture: memecoins.

ADVANCED

Bridges

Bitcoin isn’t the only blockchain—there are thousands—and they aren’t compatible. Enter bridges.

INTERMEDIATE

Solana

Solana is a popular blockchain that supports decentralized applications and tokens.

ADVANCED

Layer 1 vs. Layer 2

Blockchains are composed of layers, a metaphor that helps explain how blockchains can take a load off each other.

ADVANCED

Bored Ape Yacht Club

The most popular NFT project is called Bored Ape Yacht Club (BAYC).

INTERMEDIATE

Proof of stake

Proof of stake is a method of validating cryptocurrency transactions.

INTERMEDIATE

XRP

XRP is a top-10 cryptocurrency that runs on the XRP Ledger, a blockchain network launched in 2012 by U.S.-incorporated payments company Ripple.