Coinbase Wallet Extension — Secure browser wallet

Coinbase Wallet Extension — Securely manage your crypto from your browser.

The Coinbase Wallet Extension connects your browser to decentralized applications and web3 services without sharing private keys. It stores your recovery phrase and keys locally, gives you instant access to tokens and NFTs, and enables safe on-chain interactions. Always install the extension from the official browser store or the official Coinbase website to avoid counterfeit clones.

Before installing, verify the publisher’s name, review the extension permissions, and confirm the extension’s download source. Use a dedicated browser profile for web3 activity and avoid mixing everyday browsing with wallets to limit exposure. Keep your OS, browser, and extension updated to receive security patches.

During setup, generate a new wallet or import an existing one using your secure recovery phrase. Write your recovery phrase on paper and store it safely; do not save it in plain text. Coinbase Wallet supports hardware wallet integration for advanced protection; consider using a hardware key for large balances or frequent trading.

When interacting with decentralized apps, carefully inspect transaction requests and requested permissions. Watch for unusually large approval amounts or unfamiliar contract interactions. Use transaction preview tools and restrict token approvals to the minimum required amount when possible. If a dApp requests unlimited spending approval, revoke it or set limits.

Enable biometric or system-level authentication where available to add a second layer of protection. Avoid SMS-based authentication for recovery where possible and prefer time-based one-time passwords or hardware keys. Regularly review connected sites and revoke access from any service you no longer use. Monitor account notifications and subscribe to security alerts.

If you suspect malicious activity — unexpected transaction prompts, unknown accounts, or sudden approval requests — disconnect the wallet, revoke approvals, and consult official Coinbase support channels immediately. Never share your recovery phrase, private keys, or full passwords with anyone, even if they claim to be support staff. Legitimate support will never ask for your recovery phrase.

For developers, the Coinbase Wallet Extension provides Web3 provider APIs and integration guides. Check reviews, ratings, and community feedback for the extension; trusted user experiences and changelogs help confirm legitimacy and ongoing maintenance. Review permissions regularly. Often.

To preserve privacy, consider using separate addresses for different activities, limit personal information shared on dApps, and employ privacy-preserving tools when necessary. Back up your transaction history and account details for tax and compliance purposes. Educate new users about common scams, phishing links, and social engineering tactics — awareness remains one of the most effective defenses.

Finally, pair the Wallet Extension with cold storage strategies for long-term holdings. Keep only the funds needed for active trading in the browser wallet and move the remainder to hardware wallets or other cold storage solutions. A disciplined approach to installation, key management, transaction review, and ongoing vigilance will help you use the Coinbase Wallet Extension safely and confidently.