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Address poisoning guides

Plain-language guides to address poisoning, from the team that watches it on Base every block.

• What is address poisoning (and how to spot it)
  Address poisoning plants a lookalike address in your wallet history so you copy it by mistake. How it works, how big it is on Base, and five ways to spot it before you send.
• How to avoid address poisoning in MetaMask, Coinbase Wallet and Rabby
  Practical steps against address poisoning in MetaMask, Coinbase Wallet and Rabby: address books, lookalike warnings, whitelists, and the habits that work in any wallet.
• Address poisoning for businesses: screening payouts and withdrawals
  Where address poisoning hits payout, withdrawal and treasury flows on Base, which controls stop it, and how to screen destinations against a feed of flagged lookalikes.
• Fake token (lookalike USDC/USDT) transfers explained
  Why a fake USDC or USDT transfer, or a 0 transfer you never made, appears in your wallet history, how attackers make them, and how to tell a real token from a fake.
• I sent funds to a poisoned address — what now?
  An honest guide for victims of address poisoning: what can and can't be done, where to report it, and how to avoid the recovery scams that target victims next.