September 2024
Intermediate to advanced
408 pages
7h 29m
English
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13 Basics of Glitching
Dear reader, please indulge me in a little mythology. After that, we’ll move on to modern clock and voltage glitching attacks.
Way back in the good old days, so the story says, a satellite TV smart card was vulnerable to memory corruption. The people did rejoice, as a memory corruption exploit was sufficient to unlock all of the channels and extract all of the card’s memory. Then from the heavens came a message—an EEPROM update, rather than a prophecy—and the cards were patched to spin in an infinite loop rather than decode Captain Picard’s latest fight with the Borg. The exact patch and the exact card are lost to time, but in C we might say the code looked something like the following.
Because the card spins in an infinite ...
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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.
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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.