Latest stories
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Bitcoin mining: from candidate block to accepted history
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Ethereum accounts: addresses, keys, contracts, and nonces
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Ethereum gas: distinguish work, price, and spending caps
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Ethereum finality: from a quick receipt to finalized settlement
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Smart contracts: inspect the rules and the people who can change them
Editor’s reading
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Token approvals: understand the permission before the swap
Separate allowances, signatures, transfers, and website connections when controlling token access.
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Token supply: read minting, burning, vesting, and circulation separately
Trace who can create units and distinguish a contract supply field from a market-data estimate.
Further reading
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Editor’s reading
All articles
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Wallet backups: test recovery before you need it
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Crypto phishing: inspect the requested authority, not the urgency
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Transaction explorers: read evidence without overreading labels
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Onchain metrics: define the observation before telling a story
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Trading volume quality: inspect what was counted and where
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Market capitalization: useful arithmetic with important limits
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Crypto research sources: build a claim-to-evidence trail
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Protocol upgrades: distinguish proposal, release, activation, and migration
Further reading
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Staking: separate validator rewards from the service wrapper
Compare direct operation, pooled participation, liquid claims, penalties, fees, and withdrawal dependencies.
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MEV: understand how transaction ordering changes outcomes
Learn the differences between arbitrage, liquidation, and sandwich behavior, plus the limits of private transaction routes.
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NFT metadata: separate token ownership from the file it references
Inspect contract identity, token URIs, content addressing, storage persistence, and the limits of ownership claims.
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How to read a crypto whitepaper as a testable argument
Turn architecture and economic claims into questions about assumptions, implementation, incentives, and failure cases.
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Bitcoin UTXOs: why a balance consists of individual outputs
Understand inputs, change, coin selection, and the cost of spending many small receipts.
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Bitcoin confirmations: reading settlement as a process
Separate broadcast, inclusion, confirmation depth, and service crediting when receiving a payment.
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Bitcoin fees: calculate cost before choosing a speed
Learn fee rates, virtual size, input count, and the difference between accelerating and refunding.
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What a Bitcoin full node verifies for you
Distinguish validation, mining, wallet signing, and storage when deciding what a node accomplishes.