Cryptanalysis

Wednesday 2 September 2020, 09:35  #1
Cryptanalysis - AES128 - CTR
rbtw
  • 18 posts

Hello guys,
For this challenge I managed to decrypt the given file. I found the string where it signals me about the validation flag, but the text around it is just some random bytes which don’t look like the flag.
Am I missing something?

Thanks for your help.

Wednesday 2 September 2020, 09:50  #2
Cryptanalysis - AES128 - CTR
rbtw
  • 18 posts

ah ok I found it, challenge done. sorry

Thursday 3 September 2020, 16:36  #3
[CLOS] Cryptanalysis - AES128 - CTR
Th1b4ud
  • 1636 posts

Nice