At the airport, scanning Bluetooth signals in a passenger waiting area.
Purple * – See the person’s name clearly displayed? The type of device/computer they’re using?
Green * -And that long number? That’s a MAC address
MAC address – a device’s unique number, a digital signature. Every device has one. Not related to Apple/Mac computers.
These people are unnecessarily broadcasting a lot of personal information.
If someone shouted, “Hi Rahul!”,
a gentleman within a 30-feet radius would react.
Someone with bad intentions could do a lot with that.
Practice ‘Security through Obscurity‘, and name your phone something boring.
The name of my phone is —
And always remember, one of the most dangerous places to go online is using airport WiFi.
Even the best guys in the world don’t.
SOLUTION – tether your laptop to your phone using a USB cable