My Approach to Natas Level 11 (a Web Security Game)

Recently I came across the concept of CTF (Capture The Flag) which are security competitions and I really enjoy these kinds of the competitions. One of my favorites is OverTheWire. They provide different kinds of games and one of these is Natas, in which you need to attack a webserver. The concept is simple: the creator of the game designs a normal functioning webserver and intentionally puts in a bug. We need to find a password in order to get to the next level which can be found by exploiting the bug. That’s why it is called Capture The Flag. So lets get started!


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Data Blogger Courses

Mastering Pandas

In this course, you will learn how to use the Python Pandas. After the course, you will be able to:

  • Load and transform your data
  • Visualizing data using line plots, scatter plots and histograms
  • Merging and storing data

The course also includes more advanced topics, such as data parallelization and aggregation.

You can see all course content under “Curriculum” on Data Blogger Courses and the first three lessons are free. The first free lesson can be found here.

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Hands-on: Creating Neural Networks using Chainer

This tutorial is a practical guide which helps you to create Neural Networks in Chainer. The focus is not on the architecture of the networks (more about Neural Network architectures is found in this post), but it is focused on creating a pipeline. We will take a simple classification problem as an example and create the pipeline for training and testing the network and how to evaluate the model.


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