MrDeFi

Crypto & DeFi Blog — Page 8

NFTs & Gaming2026-05-204 min read

What Is an NFT Marketplace? How Buying and Selling Works

How NFT marketplaces work for beginners: listings, escrow mechanics, and the fee structures behind buying and selling NFTs.

DeFi Protocols2026-05-203 min read

What Is a Liquidation in DeFi Lending? Explained

A DeFi liquidation forcibly closes undercollateralized loans. Learn how health factors, thresholds, and liquidator incentives work.

Security & Scams2026-05-204 min read

What Is a Fake Mobile Wallet App Scam?

How fake mobile wallet apps in app stores steal crypto funds, and the steps to verify you're downloading an official, legitimate wallet app.

Ethereum2026-05-204 min read

Optimistic Rollups vs ZK-Rollups: Key Differences Explained

Optimistic rollups vs ZK-rollups compared: fraud proofs vs validity proofs, withdrawal times, and trust assumptions.

NFTs & Gaming2026-05-203 min read

NFT Interoperability Explained: Can Game Assets Move Between Games?

NFT interoperability across games remains mostly theoretical. Learn the technical and design barriers preventing assets from working in multiple games.

DeFi Protocols2026-05-204 min read

MakerDAO to Sky: How DAI Became USDS Explained

The MakerDAO-to-Sky rebrand explained: how DAI relates to USDS, why the migration happened, and what changed for holders.

Security & Scams2026-05-204 min read

How to Store a Seed Phrase Safely: Methods Compared

Comparing paper, metal, and split-storage methods for safely backing up a crypto seed phrase, with pros and cons for each.

Wallets & Self-Custody2026-05-204 min read

How to Set Up a Social Recovery Wallet

Learn how guardian-based social recovery wallets work and how to configure them for account recovery without a traditional seed phrase.

Web3 & DAOs2026-05-204 min read

Decentralized Social Media Explained: How It Differs from Web2

Decentralized social platforms give users ownership of their data and social graph, replacing algorithmic feeds with open protocols.

Layer 1s & Altcoins2026-05-193 min read

What Is Tron (TRX)? Understanding the Blockchain

Tron is a high-throughput blockchain that has become the dominant network for stablecoin transfers. Here's how it works and why it's so widely used.

Trading & Markets2026-05-193 min read

What Is a Rug Pull? How Liquidity Scams Work

What is a rug pull in crypto? Learn how liquidity-removal scams work and the warning signs that can help you avoid them.

Trading & Markets2026-05-194 min read

What Is a Crypto Narrative Trade? How Themes Drive Rallies

Narrative trades bet on a crypto sector theme gaining attention and capital. Learn how narratives rotate and drive market cycles.

Layer 2 & Scaling2026-05-184 min read

What Is Linea? ConsenSys's zkEVM Layer 2

What is Linea? Learn how ConsenSys's zkEVM rollup works, its MetaMask integration, and how it compares to other zk-rollups.

Web3 & DAOs2026-05-184 min read

What Are Soulbound Tokens? Non-Transferable NFTs Explained

Learn what soulbound tokens are, how they differ from regular NFTs, and their proposed uses for identity and reputation.

Stablecoins & Payments2026-05-184 min read

Stablecoins vs Traditional Banking: A Comparison

How stablecoins compare to traditional banks on settlement speed, access, custody, and protection for everyday users.

Stablecoins & Payments2026-05-183 min read

US Stablecoin Regulation Explained: Key Rules to Know

A plain-English summary of US stablecoin regulation, covering reserve requirements, licensing, and what issuers and users need to know.

Wallets & Self-Custody2026-05-184 min read

How to Recover a MetaMask Account After Losing Access

Learn how to recover a MetaMask wallet using your secret recovery phrase and what to do if that phrase is also lost.

DeFi Protocols2026-05-174 min read

What Is a Stability Fee in DeFi Lending? Explained

What is a stability fee in DeFi lending? How MakerDAO's governance-set rate on minted DAI compares to a borrow rate.

Layer 1s & Altcoins2026-05-173 min read

How TON Integrates with Telegram: A Deep Dive

How TON's wallet, Mini Apps, and Telegram Gifts and Stars work together, and what the integration means for distribution and risk.

Wallets & Self-Custody2026-05-174 min read

Safe (Gnosis Safe) Explained: Multisig for DAOs and Teams

Learn how Safe (formerly Gnosis Safe) works as a multisig smart contract wallet, and its common use cases for DAOs and teams.

Security & Scams2026-05-174 min read

How to Protect Your Privacy on a Public Blockchain

Public blockchains are fully transparent by design. Learn practical techniques like address separation and avoiding reuse to protect your on-chain privacy.

Ethereum2026-05-164 min read

What Is a Dapp? Decentralized Applications on Ethereum Explained

What makes an application a dapp, how dapps combine smart contract backends with regular frontends, and examples across major categories.

Layer 2 & Scaling2026-05-164 min read

Sequencer Decentralization: Why It Matters for L2s

Sequencer decentralization explained: why most L2 sequencers are centralized today, the risks that creates, and proposed fixes.

NFTs & Gaming2026-05-162 min read

NFT Community Tokens Explained: Governance Beyond the Art

Some NFT projects issue companion tokens for governance and ecosystem use. Learn how NFT community tokens actually work.

Layer 2 & Scaling2026-05-164 min read

DeFi on Starknet: Exploring the Cairo-Powered Ecosystem

Starknet's DeFi apps run on Cairo smart contracts rather than Solidity, secured by STARK validity proofs instead of fraud proofs.

Trading & Markets2026-05-164 min read

Bull Market vs Bear Market: How to Identify Crypto Cycles

Bull vs bear market in crypto explained: the defining characteristics of each phase and the historical pattern of crypto's multi-year cycles.

Bitcoin2026-05-163 min read

What Are BRC-20 Tokens? Bitcoin's Token Standard Explained

What are BRC-20 tokens? Learn how this experimental standard uses Bitcoin ordinals inscriptions to mint fungible tokens.

Stablecoins & Payments2026-05-154 min read

What Is TUSD? TrueUSD Explained

TrueUSD markets real-time attestations but has faced reserve controversies. Here's how TUSD works and what to watch for.

Layer 2 & Scaling2026-05-154 min read

What Is Polygon CDK? Building Custom zk-Powered Chains

Polygon CDK is a toolkit for launching custom ZK-powered L2 chains connected to Polygon's AggLayer. Here's how it works.

Security & Scams2026-05-154 min read

How Malicious Browser Extensions Steal Your Crypto

How malicious browser extensions steal crypto through keylogging and clipboard attacks, and how to vet extensions before installing them.

DeFi Protocols2026-05-153 min read

How Does Euler Finance Work? Permissionless Lending Explained

Euler Finance explained: how its permissionless asset listing model and risk-tiered framework let almost any token become a lending market.

Layer 1s & Altcoins2026-05-153 min read

How Avalanche Subnets Work: A Deep Dive

Avalanche subnets let anyone launch a custom blockchain with its own validators and rules. Here's how subnet creation and security actually work.

Web3 & DAOs2026-05-154 min read

DePIN Explained: Decentralized Physical Infrastructure Networks

DePIN uses token incentives to build wireless, compute, and storage networks from independently owned hardware. Here's how.

Ethereum2026-05-144 min read

What Is a Rollup? How Ethereum Layer 2s Scale the Network

What is a rollup? How Ethereum layer 2 rollups batch transactions off-chain while inheriting mainnet's security.

NFTs & Gaming2026-05-143 min read

What Is GameFi? How Gaming and DeFi Mechanics Combine

GameFi blends gaming rewards with DeFi-style staking and yield mechanics. Learn how the model works and where it tends to break down.

Ethereum2026-05-144 min read

Ethereum's Rollup-Centric Roadmap Explained

Ethereum scales by pushing execution to layer 2 rollups while the base layer focuses on cheap, secure data availability.

Layer 1s & Altcoins2026-05-144 min read

How to Set Up a TON Wallet Inside Telegram

Learn how to create a TON wallet directly within Telegram, and how it differs from a standalone crypto wallet app.

Ethereum2026-05-144 min read

How to Reduce Ethereum Gas Fees: Practical Tips

How to reduce Ethereum gas fees with practical tips on timing, layer 2 networks, and gas estimation tools before you transact.

DeFi Protocols2026-05-144 min read

How Are DeFi Interest Rates Determined? Explained

DeFi lending rates are set by utilization-based interest rate curves, not central decisions. Here's how the math actually works.

Wallets & Self-Custody2026-05-144 min read

HD Wallets Explained: One Seed, Infinite Addresses

Hierarchical deterministic (HD) wallets generate unlimited addresses from a single seed phrase. Learn how they work and why they matter.

DeFi Protocols2026-05-144 min read

Curve Finance Explained: How the StableSwap AMM Works

How Curve's StableSwap invariant minimizes slippage for like-pegged assets, and why it differs from a standard constant-product AMM.

Security & Scams2026-05-144 min read

Crypto OPSEC Best Practices for Protecting Your Holdings

Concrete crypto OPSEC practices: burner wallets, VPN use, and avoiding public disclosure of wallet addresses and holdings.

Stablecoins & Payments2026-05-134 min read

How Visa and Mastercard Are Using Stablecoins for Settlement

How card networks like Visa and Mastercard pilot stablecoin settlement to speed up and modernize payment infrastructure.

NFTs & Gaming2026-05-134 min read

ERC-721 vs ERC-1155: Which NFT Standard Should You Use?

ERC-721 vs ERC-1155 compared: unique vs semi-fungible NFT design, gas efficiency, and which standard fits which use case.

DeFi Protocols2026-05-124 min read

What Is a Maker Vault? How DAI Is Minted Explained

What is a Maker Vault? How locking collateral, paying stability fees, and minting DAI actually works, step by step.

Wallets & Self-Custody2026-05-124 min read

Understanding BIP-39 and BIP-32 Wallet Standards

BIP-39 and BIP-32 define how crypto wallets turn a seed phrase into a tree of private keys, enabling standard, portable wallet backups.

Security & Scams2026-05-124 min read

What Is a Dusting Attack? Privacy Risk Explained

A dusting attack sends tiny crypto amounts to many wallets to deanonymize their owners through transaction tracing. Learn how it works and how to respond.

Trading & Markets2026-05-124 min read

Vesting Schedules Explained: Team and Investor Token Lockups

Vesting schedules control when team and investor tokens unlock. Learn how they differ from public sale vesting and why they matter for supply.