Yearly Archives: 2014

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GPN14: Espionage – The Hard Way

This entry was posted in Write-ups on June 23, 2014 by fx rh

This year, the GPN included a CTF organized by squareroots. This post is about the service Espionage including an alternative solution. The Service We had a telnet decryption service and a screenshot indicating we would have to deal with RSA. The screenshot also included an encrypted version of a flag.txt, […]

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Python 3: Write to stdout in binary mode 1

This entry was posted in Uncategorized and tagged payload python snippet on February 19, 2014 by needsch

Python scripts are often used to generate payloads for attacks, e.g. buffer overflows. Also, it is useful to send the payload to stdout, so that it can be redirected to the target process or, for different kinds of attacks, saved to a file. However, since Python 3 all strings (type […]

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