September 2024
Intermediate to advanced
408 pages
7h 29m
English
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18 Chip Decapsulation
So far, we’ve covered a number of vulnerabilities that can be exploited electrically, either through software bugs or through externally triggered fault injection. Many more attacks are possible once the packaging is stripped away, revealing the bare glass of the microchip beneath. In this chapter, we’ll cover the chemistry used to open up chips, then a little later we can see examples of firing lasers into them, photographing their mask ROMs, and using ultraviolet light to erase their EEPROM, OTP, or flash memory.
Before we begin, it’s important to know a bit about how chips are put inside their packages. Microchips are first manufactured on discs called wafers through a lithography process. Layers are individually placed ...
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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.