Crypto & DeFi

IRS John Doe Summons and Third-Party Crypto Reporting The IRS uses John Doe summonses to obtain user data from crypto exchanges and custodians. Learn what information is shared and compliance implications.

Is Moving Crypto Between Your Own Wallets Taxable? Moving crypto between wallets you own is not a taxable event. Learn the tax rules for transfers, wallet mechanics, and recordkeeping pitfalls.

KYC Verification Levels on Crypto Exchanges Crypto exchange KYC verification levels are tiered identity checks that determine trading and withdrawal limits based on submitted documents.

Layer 2 Scaling Off-chain execution systems that settle transactions on a base layer to reduce fees and increase throughput.

Layer Three Protocol A third-layer scaling solution built on top of layer-two systems to further reduce latency, costs, and transaction complexity.

Leaderless Consensus vs Leader-Based Consensus Compares protocols where any node proposes blocks (leaderless) to those with designated block proposers, covering throughput, censorship, and failure modes.

Lending Pool Risk Counterparty and insolvency risks in decentralized lending protocols where users deposit collateral and borrow against it; includes liquidation and oracle risks.

Leveraged Token An ERC-20 token that automatically rebalances daily to maintain a fixed leverage multiple against an underlying cryptocurrency asset.

Light Client Security in Blockchain Networks How light clients verify blockchain data without downloading full blocks, and what attacks they remain vulnerable to.

Lightning Network A peer-to-peer payment-channel network that enables instant Bitcoin transactions and micropayments by routing payments off-chain, settling only the final balance on-chain.

Limit Order vs Market Order in Crypto Trading Limit orders guarantee price but not execution; market orders guarantee execution but expose you to slippage. Compare both in crypto exchanges.

Liquid Staking Liquid staking is a service that allows users to stake cryptocurrency and receive a liquid token representing their stake. Users earn staking rewards while retaining the ability to trade or use the token in other applications.

Liquid Staking and Consensus Risk: Centralization Concerns Why liquid staking consensus centralization risk threatens network security when staking power concentrates in a few derivative protocols.

Liquid Staking Token Derivative tokens that represent staked cryptocurrency, enabling holders to earn staking rewards while maintaining transferable liquidity and participation in DeFi.

Liquid Staking Tokens as DeFi Collateral How DeFi protocols accept liquid staking tokens like stETH as collateral, the oracle mechanics involved, and de-peg risk for this collateral class.

Liquidation Mechanism Automated process by which DeFi protocols seize and sell borrower collateral when it falls below required thresholds.

Liquidity Bootstrapping Pool How liquidity bootstrapping pools start token launches at high weights and gradually shift them, reducing front-running, price manipulation, and launch volatility.

Liquidity Mining Token incentive programs that reward liquidity providers with newly issued governance tokens to bootstrap protocol depth and usage.

Liquidity Pool A liquidity pool is a smart contract containing paired tokens that enables decentralised trading. Users deposit token pairs and earn fees from trades executed against the pool, but face impermanent loss if prices diverge.

Liquidity Pool Deposits and Withdrawals: Tax Treatment Tax treatment of DeFi liquidity pool deposits, LP token receipts, and withdrawal gains or losses including impermanent loss handling.

Liquidity Provider A liquidity provider is a user who deposits paired tokens into a smart contract pool and earns trading fees. LPs are essential to decentralised exchanges but face impermanent loss if token prices diverge significantly.

Liquidity Token A token that represents a share of a liquidity pool, held by a liquidity provider and redeemable for a pro-rata share of the underlying assets.

Litecoin Litecoin is a peer-to-peer cryptocurrency created in 2011 as a faster, lighter alternative to Bitcoin. It processes blocks every 2.5 minutes and uses a different hashing algorithm designed for consumer hardware.

Liveness vs Safety in Consensus Protocols: The Core Trade-Off Why blockchain consensus protocols must choose between guaranteeing progress and preventing conflicting finalized blocks—and what each choice costs.

Long-Range Attack A proof-of-stake-specific attack where an adversary compromises old validator keys to rewrite deep historical blocks after the validators have unbonded and withdrawn.

LP Token Impermanent Loss Explained Learn how LP token impermanent loss reduces liquidity-provider returns when prices diverge, with a worked example showing the arithmetic.

LP Token: What Happens When You Withdraw Liquidity When you withdraw liquidity and redeem LP tokens, the protocol calculates your share of the pool and returns the underlying assets. Fee settlement and share dilution affect returns.

Maker-Taker Fee Structure on Crypto Exchanges Why crypto exchanges charge different fees for limit orders (makers) vs. market orders (takers). How fee structure drives trading behavior.

Margin Trading Crypto Leveraged trading and liquidation mechanics in crypto markets, with higher speed and lower regulatory oversight than traditional margin.

Markets in Crypto-Assets Regulation The EU's comprehensive licensing and disclosure framework for issuers and service providers in the crypto-asset ecosystem.

Maximal Extractable Value The profit validators and searchers capture by reordering, inserting, or censoring transactions within a blockchain block.

Meme Coin Cryptocurrency tokens whose value and adoption are driven by community enthusiasm and internet culture rather than underlying utility.

Mempool Explained The waiting room for unconfirmed blockchain transactions, where miners and validators select transactions by fee priority.

Merkle Trees in Blockchain Merkle trees enable efficient verification of transaction data in blocks without downloading the entire chain. Learn how hash-based trees make blockchain tamper-evident.

Meta-Transactions and Gasless DeFi How meta-transactions enable gasless DeFi by letting users sign intent off-chain while a relayer pays gas fees, with relayer economics and trust trade-offs.

MEV (Maximal Extractable Value) Front-running and priority ordering in block production, where validators extract value through transaction ordering.

MEV Auction Block-building markets where validators sell the right to order transactions, channeling MEV revenue to protocol participants.

Minimum Stake Requirements in Proof-of-Stake Networks How minimum stake to become a validator is set across blockchains, why thresholds exist, and what solo stakers face.

Mining Bitcoin Bitcoin mining is the process of validating transactions and creating new blocks using proof-of-work. Miners compete to solve difficult cryptographic puzzles, earning newly minted Bitcoin and transaction fees as rewards.

Mining Pool A mining pool is a collective of miners who combine their computational power to increase their chances of finding blocks and earning rewards. Pool members receive regular payouts proportional to their contributed work.

Mining Pool Dynamics Centralization risks and economic incentives within cryptocurrency mining pools.

Modular Blockchain Design Architecture separating execution, settlement, data availability, and consensus into specialised layers rather than monolithic chains.

Modular Data Availability: How Celestia-Style Chains Work Modular data availability chains like Celestia separate data ordering from execution. Learn how rollups benefit from outsourcing publishing to a dedicated chain.

Monero Monero is a privacy-focused cryptocurrency that obscures sender, recipient, and transaction amounts using ring signatures, stealth addresses, and confidential transactions. It prioritises anonymity over transparency.

Money Market Protocol Decentralized lending platforms where borrowers and lenders interact through pooled smart contracts and algorithmically adjusted interest rates.

Multisig in DeFi How multi-signature wallets distribute control over protocol upgrades and treasury moves, and the governance trade-offs they create.

Multisignature Custody How M-of-N key arrangements distribute control and eliminate single-point-of-failure risks in cryptocurrency asset management.

Nakamoto Consensus Bitcoin's longest-chain rule that resolves forks through cumulative proof-of-work rather than explicit voting or authority.

NEAR Protocol A blockchain platform using Nightshade sharding to split state and transaction processing across multiple shards while maintaining unified security.

NEAR Protocol Account Model NEAR Protocol uses human-readable account names and an access-key system instead of cryptographic addresses, enabling sub-accounts and streamlined key recovery.

NEAR Protocol Nightshade Sharding How NEAR Protocol's Nightshade sharding architecture splits block production across shards to scale transaction throughput without sacrificing security or decentralization.

NFT A non-fungible token representing a unique digital or physical asset, recorded on a blockchain.

NFT Collateral in DeFi Lending NFT as collateral in DeFi lending explained. How protocols value illiquid NFTs, set loan-to-value ratios, and manage liquidation risk.

NFT Creator Self-Employment Tax Obligations When NFT artists and developers owe self-employment tax on primary sales and royalties — tax treatment varies by income type.

NFT Floor Price: What It Means and How It Works NFT floor price: the lowest sale price in a collection, set by the cheapest listed item. Understand floor price as a liquidity and value indicator.

NFT Fractionalization Explained How NFTs are split into fungible ERC-20 shares, enabling fractional ownership of high-value digital assets and the legal and market complications that arise.

NFT Minting Mechanics Creation and issuance of non-fungible tokens, including the technical process and associated costs.

NFT Royalty Income: Tax Treatment for Creators NFT royalties from secondary sales are ordinary income subject to self-employment tax. Learn how to track, report, and file for creator royalties.

NFT Royalty Mechanism Smart-contract logic embedding automatic creator royalty payments into every secondary-market NFT transfer, enabling artists to earn perpetually from resales.

NFT Tax Treatment How the IRS and foreign tax authorities classify and tax non-fungible tokens as either ordinary income or collectibles capital gains.