# What is Kerberus Sentinel3?

## Kerberus Sentinel3 is the #1 Web3 security extension.

#### Here are the most important things you should know about it:

1. **Real time detection and blocking of scam sites** with a 99.9% detection rate.
2. **0 user losses** since launch on 01/2023.
3. **Coverage of up to $30,000** on every Web3 transaction provided by our third-party partner, subject to the terms and conditions available [**here**](https://www.kerberus.com/articles/coverage).
4. **Protection across all EVM chains** (1000+) **and SOL** (beta).
5. **Created by true security experts**. With 15+ years of experience in cybersecurity. Former Head of Offensive Security at Salesforce, Inc.
6. **No Web3 knowledge needed**. Install it, and you're protected.
7. **Fast, non-intrusive, and quiet**. It quietly scans Web3 sites at lightning-fast speeds and will only alert you if a site isn't safe to interact with.