March 2026
Intermediate to advanced
400 pages
15h 45m
English
Content preview from WIRELESS & MOBILE DEVICE SECURITY Third Edition, 3rd Edition
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Unique Device Identification
The holy grail of fingerprinting is a unique identifier that is everywhere, accessible, and permanent. Ideally, when scanning a device, one would interrogate it for a unique identifier, such as its serial number. Application developers often try to obtain one of these hardware identifiers to use as a unique identifier in their apps. Other solutions for developers include giving the device its own identifier, like a cookie, and downloading a unique serial number with the application. This is how a lot of cloud-based mobile apps work. However, users can circumvent this tactic simply by deleting the application and downloading a new copy with a new identity. While these are certainly ways for developers to solve the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.