From bleepingcomputer.com
![uBlock Origin](https://www.bleepstatic.com/content/hl-images/2019/11/20/ublock-origin.jpg)
A recent update to an ad block filter list now allows the uBlock Origin extension to block most of the known sites that perform port scans of your local Windows computer.
A few weeks ago, we reported that eBay is using fraud detection scripts that port scan a visitor’s computer for Windows remote access programs.
In a followup article, we showed how eleven other sites were port scanning their visitors after cybersecurity intelligence firm DomainTools shared a list of domains utilizing the fraud detection scripts.