Most newer malware is delivered using exploits in malicious and compromised web pages. 's Web Exploit Protection will detect and block web pages that contain exploit code.
If detects a website with exploit code, an "EXPLOIT BLOCKED" warning will display in your web browser, along with instructions on how to proceed.

If you know and trust the website in question, you can unblock it by temporarily disabling web exploit protection.
See Disabling Web Exploit Protection for more information.