Moved a Wi-Fi router? That could mess with an iPhone’s location | Macworld:
These signal captures are paired with millions—or maybe billions—of Wi-Fi “snapshots” taken every day by iPhones, iPads, and Macs that help flesh out the picture. Your devices are constantly scanning for nearby Wi-Fi networks, even when connected to an active Wi-Fi router or hotspot. Those scans contain signal strength information and bolster Apple’s database.
*Interesting read. Data can be collected and put to use in ways you hadn’t thought of.
Secret Service Bought Phone Location Data from Apps, Contract Confirms:
“A myriad of smartphone apps, from weather predictors, to games, to flashlights, collect location data. Sometimes this may provide some benefit to the app’s operation itself, such as being able to route directions from a users’ current location, but many of these apps often sell that information as well to data brokers or other companies who incorporate it into their own products.”
an agency does not need to seek a warrant when it simply buys the data instead.
Ajit Pai: Carrier sales of phone-location data is illegal, FCC plans punishment | Ars Technica:
“Mobile network operators who sold their customers’ real-time location data violated US law and the Federal Communications Commission will try to punish carriers that did so, FCC Chairman Ajit Pai wrote today.”