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!
Read more · 16 minutessecurity
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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Web-based Cryptocoin Mining: The replacement for Online Advertising?
In this short blog post I will introduce the concept of web-based cryptocoin mining and explain why it becomes so popular under websites just recently (October 2017).
Please support Data Blogger by enabling crypto mining in the sidebar :-)!
Read more · 7 minutes
A free SSL certificate in 5 minutes
Security is important. So important, that Google will downgrade the position of your website if you do not have an SSL certificate. In the past, there was a big SSL certificate market where you could buy a certificate from many resellers. Luckily this process is a lot easier nowadays and in this post I will explain you how you can use a tool made by Mozilla and many others to get your free SSL certificate.
Read more · 7 minutes