KoinlyticsLearn Crypto
Advanced Blockchain
Layer 2s And Rollups: Ethereum, One Hundred Times Cheaper
L2s are not competing chains. They are Ethereum's compression layer. Same security, sub-cent fees, and two flavors: optimistic and ZK.
Cross-Chain Bridges: How Value Moves And Why It Gets Stolen
Bridges are the single largest attack surface in crypto. Since 2022 they have lost more than $2.8 billion. Here is how they actually work and how to bridge safely.
Concepts
Gas Fees Explained: Why Your Transaction Cost $50
Gas is the price of block space on a public blockchain. Understand base fee, priority tip, and gas used, and you stop being surprised at the bill.
What Is A Smart Contract? Code as the Counterparty
A smart contract is a program that lives on a blockchain and executes automatically when its conditions are met. That single idea powers every DeFi app you have ever heard of.
What Is A Token? Coins Without Their Own Blockchain
BTC, ETH, SOL are coins with their own chains. USDC, UNI, LINK are tokens living on someone else's chain. That difference matters more than you think.
What Are NFTs? Beyond The Profile Pictures
An NFT is a unique, transferable token that points to something off-chain. Art, domains, tickets, deeds. The tech is boring. What matters is what the pointer means.
Impermanent Loss Explained: Why Your LP APR Lies
You put money in a Uniswap pool for 20% APR. A month later you have less than if you had just held. That gap is impermanent loss, and it is the LP tax nobody warns you about early enough.
DeFi Deep Dive
Liquid Staking Explained: Stake ETH, Get A Tradeable Token
Liquid staking lets you earn Ethereum's staking yield without locking your ETH or running a validator. Lido, Rocket Pool, and their peers hold 30%+ of all staked ETH now.
Yield Farming: Where The 1000% APR Comes From And Why It Ends
Yield farming is the DeFi equivalent of a customer acquisition budget. Protocols pay you in their own token to bootstrap liquidity. Understand where the yield really comes from before the emissions dry up.
Restaking Explained: Stake Once, Secure Many
EigenLayer-style restaking lets you use the same 32 ETH stake to secure multiple services. Bigger yield, but new slashing surfaces and correlated risks stack too.
Fundamentals
What Is A Blockchain, Really?
Not a coin. Not a company. A blockchain is a shared record that thousands of computers keep in sync. Here is how it works and why it matters.
Wallets And Keys: How You Actually Own Crypto
A wallet is not a place. It is a pair of numbers. One you share, one you never share. Understand this and you understand 90 percent of crypto security.
What Is DeFi And Why Everyone Cares
DeFi is finance rebuilt as code that runs on public blockchains. No branches, no forms, and no chargebacks. Here is what you get and what you give up.
Bitcoin vs Ethereum vs Solana: Three Chains, Three Trade-offs
Bitcoin stores value. Ethereum runs programs. Solana races for throughput. Here is the honest comparison, including where each one falls short.
Proof of Work vs Proof of Stake: How Blockchains Agree
The two ways blockchains decide what is true without a boss. One burns electricity. The other locks money. Both work. Both trade different things away.
What Is A Stablecoin? Dollars That Live On-Chain
A stablecoin is a crypto token that tries to stay pinned to a dollar. Behind that simple promise are three very different designs, one of which has failed spectacularly.
Getting Started
CEX vs DEX: Where Should You Trade?
Centralized exchanges are easy and safe until they fail. Decentralized exchanges are always open but have no safety net. Here is when to use each.
How To Buy Your First Crypto: Five Steps In The Right Order
Skip the meme coin ads. Here is the safe, boring, five-step way to get from zero to holding your first crypto in a wallet you actually control.
How To Read A Crypto Chart: Candles, Volume, And What Matters
Charts look like magic runes. They are not. A candle has four numbers. Volume tells you if a move is real. Timeframe is everything. That is 80% of it.
Security
Crypto Scams And How To Avoid Them
Ninety percent of crypto losses come from five patterns. Learn to spot them in ten seconds and you save yourself a career of expensive lessons.
Public vs Private Blockchains: Two Very Different Products
Not every blockchain is open to everyone. Public chains (Bitcoin, Ethereum, Solana) sell openness. Private chains (JPM Kinexys, R3 Corda) sell control. Both are real. Neither is 'more true'.
Trading & Markets
MEV Explained: The Invisible Tax On Every Swap
Maximal Extractable Value is the profit bots make from seeing your transaction before it settles. On Ethereum alone, $700M+ has been extracted since the Merge.
Perpetuals vs Spot: Two Very Different Bets
Spot trading gives you the coin. Perpetuals give you a contract with leverage, funding fees, and liquidation risk. Understand the differences before you use 10x leverage on a whim.
How Airdrops Actually Work: The Real Math Of Farming
Uniswap dropped $1,200 per wallet in 2020. That single event created the entire airdrop farming industry. Here is what actually gets rewarded, what gets sybiled out, and what to do about it.
Reading Tokenomics: The Four Numbers That Matter
Total supply, circulating supply, unlock schedule, holder distribution. Every 'to the moon' pitch dies on contact with these four numbers. Here is how to read them.
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