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CTF Writeups Various discussions and solutions of capture-the-flag challenges.

Solving Retro Flag 4 the Wrong Way

A BYU CTF (Fall 2021) writeup on some underhanded forensics work in the Retro Series.

Date
2021-12-15
Author
ollvirt2
Taxonomy
byuctf | steganography, data-recovery, virtual-machine
Reading time
7'

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Solving the Python Jails the Wrong Way

A BYU CTF (Fall 2021) writeup on the series of Python Jail challenges.

Date
2021-12-15
Author
ollvirt2
Taxonomy
byuctf | unicode, jail
Reading time
4'

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Solving XOR the Wrong Way

A BYU CTF (Fall 2021) writeup on the reverse engineering challenge XOR.

Date
2021-12-15
Author
ollvirt2
Taxonomy
byuctf | reverse-engineering, ghidra, ld_preload
Reading time
6'

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Categories

  • byuctf

Tags

  • data-recovery
  • ghidra
  • jail
  • ld_preload
  • reverse-engineering
  • steganography
  • unicode
  • virtual-machine

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