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DeFi & Web3
How decentralized finance works in practice: staking and liquid staking, DEX swaps, liquidity pools, lending, airdrops and DAO votes, with the risks of each.
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DeFi & Web3BeginnerHow to track upcoming cryptocurrency airdropsNo official airdrop calendar exists, so track upcoming cryptocurrency airdrops through project channels and claim only from the official page.
Vahe Hakobyan2 min readRead guide
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DeFi & Web3BeginnerWhat is slippage on a decentralized exchange?Slippage on a DEX is the gap between the quoted price and the price your swap gets. Pool depth and trade size usually decide that gap on a swap.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow to set a slippage limit for a token swapA slippage limit caps how far a token price can move before your swap fails. Connect your wallet, open DEX settings, and choose a value based on liquidity.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerToken approvals in DeFi: what you sign and whyA token approval lets a DeFi app spend a token from your wallet, but it does not move the tokens by itself. You can review and revoke it later.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerLiquidity mining programs: what they are and how rewards workLiquidity mining programs pay crypto rewards for supplying tokens to a DeFi pool. Rewards mix trading fees and extra tokens, and impermanent loss is a risk.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerWhat Is a DeFi Vault and How Does It Work?A DeFi vault is a smart contract that pools crypto and runs a yield strategy, usually by lending or providing liquidity through other protocols.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerPerpetual DEX: what it is and how it worksA perpetual DEX is an onchain exchange for crypto futures that never expire, settled by smart contracts, with funding rates. US access is often restricted.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerWhat is an NFT? Digital ownership on a blockchainAn NFT is a unique blockchain token that records ownership of a digital item. It does not transfer the file, and its value can be hard to recover.3 min read · Updated Oct 6, 2026
DeFi & Web3IntermediateNFT ownership vs copyright: what is the differenceNFT ownership is control of a blockchain token; copyright is a separate legal right in a work. Buying an NFT usually does not transfer copyright.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerNFT royalties: what they are and who paysAn NFT royalty pays a creator each time the NFT is resold. Marketplaces decide whether to honor it, and some made payments optional in 2023.4 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow crypto airdrops work and how to claim one safelyA crypto airdrop sends tokens to wallets that meet a project's rules. You claim one at the official site with a self-custody wallet and the right network.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow to check whether an airdrop is legitimateCheck whether an airdrop is legitimate by matching it to the project's official website and social accounts, then verifying its token contract on Etherscan.3 min read · Updated Oct 6, 2026
DeFi & Web3IntermediateCeFi vs DeFi crypto loans: what changes for borrowersCrypto loans let you borrow by pledging cryptocurrency as collateral. CeFi loans come from companies; DeFi loans run on smart contracts that lock it.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerCrypto points programs: what they are and what points doCrypto points programs are app loyalty systems that track activity for future rewards. The points usually have no cash value and no promised token.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerAirdrop farming: what it is and its real risksAirdrop farming is doing crypto tasks to qualify for free token drops. It carries sybil bans, scam risks, locked tokens and US income tax at receipt.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow to track upcoming cryptocurrency airdropsNo official airdrop calendar exists, so track upcoming cryptocurrency airdrops through project channels and claim only from the official page.2 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerNFT marketplaces in crypto: how they work todayNFT marketplaces let you buy, sell, or mint NFTs with a crypto wallet, but blockchain trades are usually final and buyer recourse is usually limited.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow to buy an NFT safely and avoid fakesBuy an NFT safely with an established marketplace, the official contract address, and a self-custody wallet. A confirmed transfer cannot be undone.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerHow to mint an NFT: steps, costs and recordsMinting an NFT creates a blockchain token and costs a network fee called gas. You need a compatible wallet, crypto for gas, and a platform that works.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerNFT floor price: what it means before you buyAn NFT floor price is the cheapest listed NFT in a collection right now, not its total value. Wash trading can move the number before you decide to buy.4 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerPlay-to-earn crypto games: how you earn crypto by playingPlay-to-earn games pay cryptocurrency for in-game quests and battles, but the IRS taxes those token rewards as income and cashing out can be hard.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerDePIN in crypto: what it is and how it worksDePIN pays crypto tokens to people who run real hardware such as hotspots and storage drives. It covers how rewards work, taxes and risks in the US.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerReal-world asset tokenization: how it worksTokenization in crypto issues tokens that represent off-chain assets. A custodian usually holds the asset, and US platforms handle custody and checks.3 min read · Updated Oct 6, 2026
DeFi & Web3BeginnerMemecoin launchpads: how they work and what to knowA memecoin launchpad mints a new meme token and opens a liquidity pool so people can trade it right away. Most tokens are volatile and often are scams.3 min read · Updated Oct 6, 2026