Quote:Microsoft is now using crowdsourcing to determine whether to show a site's website subscription dialog prompt in the Microsoft Edge web browser.

Websites have increasingly started to show prompts to sign up for browser notifications subscriptions that deliver the site's new content, even when a subscriber does not have a browser open.
 

Example browser notification dialog created as a test​​

When subscribed, websites push notifications delivered as small boxes on your operating system's desktop, which users can then click to open the webpage.

While developers created this service with good intentions, scammers and threat actors quickly adopted this technique to spam unwanted content to your computer, such as malicious programs, scams, adult sites, and tech support scams.