Power belongs to the people who take it
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En este post daremos una posible solución al reto Weird Chall planteado en el DEKRA CTF 2020. Es un reto de PWN en el que nos encontramos un buffer overflow, la dificultad de este reto se encuentra en que se utiliza seccomp que nos limita el uso de muchas syscalls.
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In this pwn post we are going to face a linux binary with all the active protections. In this binary we find a format string and a buffer overflow, the first will serve us to ‘leak’ the necessary addresses to bypassear the protections and the second will serve us to take control of the process.
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Today I bring you the resolution of some simple challenges of CTF – Capture The Flag (in Spanish, Captura la Bandera).
The CTF are computer challenges focused on security, with which we will test our knowledge and learn new techniques.
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Hello, a few days ago a reader asked me to upload the write-up of Brainpan (Vulnhub)
A machine that can be used for the preparation of the OSCP BoF, this time we will use Mona.
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In this post we will continue with the resolution of the challenges of Protostar, I recommend you to read the previous posts where we solve the first 6 challenges: (0-2) (3-4) (5).
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