Crypto news, practical guides and NefiSwap updates.
Ethereum
Understand who grants an ERC-20 allowance, what it permits, and how it differs from a wallet connection or a completed swap.
Based on reporting by Ethereum ERC specification, MetaMask, OpenSea
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Understand who grants an ERC-20 allowance, what it permits, and how it differs from a wallet connection or a completed swap.
Based on reporting by Ethereum ERC specification, MetaMask, OpenSea
Read articleEthereum
Learn how gas used, the gas limit and per-unit fees combine, and why an estimate may differ from the fee recorded after execution.
Based on reporting by ethereum.org, Etherscan, MetaMask
Read articleBitcoin
Learn what a Bitcoin payment’s notification, confirmation count and block details tell you—and why they cannot promise an arrival time.
Based on reporting by Bitcoin.org, Blockstream, Bitcoin Core
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Stop, record the transaction details and contact the correct receiving service. A practical checklist for a network mismatch without making a recovery promise.
Based on reporting by Tether
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A wallet address may not be the only receiving detail. Learn when a memo or destination tag is required and what to check before confirming your exchange.
Based on reporting by XRP Ledger
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USDT can use different blockchain networks. Learn how to match the sending and receiving network and distinguish a network fee from an exchange quote.
Based on reporting by Tether, ethereum.org, TRON documentation
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A practical guide to choosing a Payeer route, checking the quote and receiving network, and following your NefiSwap order without confusing a payment declaration with settlement.
Based on reporting by NefiSwap
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Stop, record the transaction details and contact the correct receiving service. A practical checklist for a network mismatch without making a recovery promise.
Based on reporting by Tether
Read articleGuides
A wallet address may not be the only receiving detail. Learn when a memo or destination tag is required and what to check before confirming your exchange.
Based on reporting by XRP Ledger
Read articleGuides
USDT can use different blockchain networks. Learn how to match the sending and receiving network and distinguish a network fee from an exchange quote.
Based on reporting by Tether, ethereum.org, TRON documentation
Read article