Web3 guides separate DApp connections, message signatures, transaction signatures, token approvals and revocations so every wallet prompt is not treated as the same kind of confirmation.
Before connecting, verify the domain and network, then decide whether to expose the current account. Connection usually does not move assets but enables later requests.
Do not rely on a button label or a familiar-looking page as the reason to continue. Compare the request with the on-chain target, network state and expected result, and stop when those pieces do not line up.
Guides distinguish plain messages, structured data and on-chain transaction signatures, and explain why the presence or absence of gas alone does not determine risk.
A common mistake is to treat a normal-looking interface as proof that the underlying blockchain action is correct. Public addresses, transaction hashes, contract addresses and network parameters provide independent ways to verify what is happening.
Token approvals require review of contract address, allowance and ongoing necessity. Guides do not treat unlimited approval as the default simply because it saves a step.
A repeatable order of checks is more reliable than memory. Review source, network, account, target and expected outcome each time so the same safety logic carries across wallets and DApps.
After using a DApp, disconnect if appropriate and separately review any on-chain approvals that remain. Session state and on-chain permission state are different.
When a task involves a third-party contract, bridge, validator or web service, separate that external risk from the wallet itself. A wallet can display and sign a request, but it cannot guarantee the safety of outside code or services.
Seed phrases and private keys remain under the user’s control. Legitimate support should not ask for a seed phrase, private key or verification code. Review address, network and amount before transferring; blockchain transactions generally cannot be unilaterally reversed by a wallet. Third-party DApps and smart contracts carry risk, so review spender and permission scope and consider revoking unused approvals.