5 ms·
However, if your wifi is on and not connected to an AP, then you will broadcast mgmt frame pings with the correct MAC for all the networks you've been connected
by crankylinuxuser 8y ago
However, if your wifi is on and not connected to an AP, then you will broadcast mgmt frame pings with the correct MAC for all the networks you've been connected to.
An enterprising hacker could submit those to wigle and figure out not only uniques, but also tell what geographical part of the world you're from.
Nicer hackers share this for public knowledge on HN :-D
(edit: really? -1'ed? How is this wrong? Would love to hear from detractors, as this technique is how malls and supermarkets track individual users.)
- walterbell 8y agoiOS has sadly made it more difficult to disable WiFi in Control Center (turns back on after fixed time). I wonder if iOS12 Shortcuts could perform geofencing of WiFi.
- rsync 8y ago"edit: really? -1'ed? How is this wrong?" No idea. I downvoted you because you complained about your downvotes. Don't interrupt the discussion to meta-discuss the scoring system.
- crankylinuxuser 8y agoYou mean, doing what your response is doing. How interesting.