How to Fix the 'This Site May Be Unsafe' Warning on Coinbase Wallet

16 Jun 2025

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Coinbase Wallet is widely used for securely managing crypto assets and interacting with decentralized applications (dApps). Occasionally, users encounter a security warning stating:

“This site may be unsafe. This site has been flagged as dangerous. If you continue, you could lose all of your crypto and NFTs.”

Coinbase Wallet unsafe site warning

Although designed to protect users from scams and malicious activities, this security feature can sometimes mistakenly flag legitimate websites and dApps. This false positive disrupts user experiences and can negatively affect legitimate crypto projects.

If your website or dApp has been incorrectly flagged by Coinbase Wallet, here’s what you need to know:

Why Does Coinbase Wallet Flag Sites as Unsafe?

Coinbase Wallet leverages automated security measures, third-party databases, and user-generated reports to protect users from fraudulent websites. Common reasons for flagging include:

These scenarios can lead to your site or dApp receiving Coinbase Wallet’s warning, disrupting your business and damaging user trust.

How dappsentry Helps With Coinbase Wallet’s “This Site May Be Unsafe” Warning

If Coinbase Wallet has flagged your site or dApp incorrectly, dappsentry helps you detect the issue and provides resources to appeal.

Steps to Address the Warning:

1. Check Your Status

Head to dappsentry and enter your domain URL. The scan tool will identify if Coinbase Wallet or any other security database has flagged your website across 15+ providers.

2. Monitor Your Domain

Add your site to the dappsentry watchlist to monitor your domain continuously. This ensures proactive alerts if your site is flagged again in the future.

3. Get the Unblock Guide

Purchase our comprehensive Unblock Guide PDF which includes step-by-step instructions and direct links to Coinbase Wallet’s appeal process and security partners.

4. Submit Your Appeal

Follow the guide to submit your appeal directly to the relevant providers with proper documentation verifying your site’s legitimacy.

Why Choose dappsentry?

Next Steps: Take Action Today

Don’t let Coinbase Wallet’s “This site may be unsafe” warning disrupt your users and business reputation:

Protect your business from false security flags—use dappsentry to detect issues early.

Get started with dappsentry

Automatically detect which websites and wallets have flagged your addresses as spam or phishing. Monitor continuously and get expert guidance to protect your revenue.

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Screenshot of the quick scan page on the dashboard