SuSeC CTF 2020 – Little

ctf . securityOn 2020-03-22 by

زمان مطالعه: 2 دقیقه In this challenge, we have access to an img file.As usual for most forensic challenges, I’ll use binwalk with some extra options: This will recursively extract all known and unknown files inside the Img file: This will directly give us the second part of the flag: As shown in binwalk output, there is a KGB

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SuSec CTF 2020 – Web 0

ctf . securityOn 2020-03-21 by

زمان مطالعه: < 1 دقیقه We have access to source code of this challenge: In order to find the value of flag, we have to send two variables named first and second. first and second should have equal length, be diferent, and the hashed value of salt+first should be equal to salt+second. So what is required is to send the

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SuSeC CTF 2020 – Inaction Writeup (ppc)

ctf . securityOn 2020-03-19 by

زمان مطالعه: 3 دقیقه Below is the writeup for a programming challenge in SuSec CTF 2020.The source code is given as follow: Basically all the operation is happening in idle_square funcion. In 40 rounds, the chosen x (which we have to find its value) will first get XOR-ed by a constant (pad) and then is powered by 2 in

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It’s Me

سلام، من جعفرم و سعی میکنم توی حوزه برنامه نویسی و امنیت مطالبی رو بزارم که کمتر در موردشون صحبت شده. بعضی از پست هارو فقط با زبان انگلیسی منتشر کردم

Preloaded shit

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