Changes

Tutorial A5-Bonus Breaking AES-256 Bootloader

389 bytes added, 22:02, 22 June 2016
Added brainstorm for IV attack
= Attacking the IV =
Steps:
* Investigation
** Look at bootloader code
** Move trigger
** Record 1
** Show different instructions in trace
* Making the attack feasible
** Capture a bunch (500?)
** Apply decryption
** Look at one bit
** Find means + plot
** Find differences + plot
* Automating the attack
** Finding the attack points
** Getting a single bit
** Building the IV bytes
* Full script in appendix
 
Example:
Approved_users
510
edits