However, the Chrome browser uses a Safe Browsing list which blocks many known malware/phishing sites.
https://www.google.com/transparencyreport/safebrowsing/
The list is constantly being updated, both by automated and manual means.
You can also submit bad sites here:
https://safebrowsing.google.com/safebrowsing/report_badware/... https://safebrowsing.google.com/safebrowsing/report_phish/?h...
If you find one that isn't blocked, I'd definitely encourage you to do your bit and submit it.
Firefox also uses the same Safe Browsing service:
https://support.mozilla.org/en-US/kb/how-does-phishing-and-m...