downloadKwisatz Haderach's berkeley

Download berkeley.tar.gz, 3 kb

Find out how to bypass a filter.

Difficulty: 2 - Needs a little brain (or luck)
Platform: Unix/linux etc.
Language: C/C++

Published: 26. Oct, 2015
Downloads: 182

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Solutions

Solution by mrmacete, published 29. oct, 2015; download (6 kb), password: crackmes.de or browse.

mrmacete has rated this crackme as awesome.

Solution by acruel, published 28. oct, 2015; download (2 kb), password: crackmes.de or browse.

acruel has rated this crackme as awesome.

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Discussion and comments

Kwisatz Haderach
Author
28. Oct 2015
acruel was the first who solved the problem ;)
andrewl.us
Moderator
29. Oct 2015
also see mrmacete's new solution, which could be called "A Reverser's Introduction to BPF"
Kwisatz Haderach
Author
04. Nov 2015
Thnx to mrmacete for his problem decomposition and a list of additional information it could be really useful for those who want to start his BPF journey
mrmacete
11. Nov 2015
Thank you for the opportunity of knowing BPF! I made a follow-up project out of this, it's a new architecture plugin for radare2 to support BPF reversing and emulation: https://github.com/mrmacete/r2scripts/tree/master/bpf
Kwisatz Haderach
Author
14. Nov 2015
Awesome! It's worth mentioning that BPF now is something more then network filter, it can be used in a various ways (mostly Linux kernel subsystems tracing), a few examples could be found here https://github.com/iovisor/bcc/tree/master/examples

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