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Some websites can and do port scan you when you visit their site.
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...this is all done in the browser through javascript, where a website is instructing your computer to port scan itself, then report the results to the website.
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It’s bypassing all the network security I have put in place. It bypasses my firewall, my AV, and my Pi Hole.
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So why are they port scanning us?
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* detects bot attacks...
* see the true IP address, geolocation and other attributes...
* helps...mitigate the [malware] risk...
* differentiate between good and bad users, devices, locations or personas.
* identifies returning users that wipe cookies, use private browsing, and change other parameters to bypass traditional device fingerprinting tools.
