A blog about current topics in computer science and media, maintained by students of the Hochschule der Medien Stuttgart (Stuttgart Media University).
Recent Posts
Web App – File Upload Vulnerabilities
Today we will discuss file upload vulnerabilities; a topic that is widely underestimated by developers. First, we will imagine a website in which it is possible to upload images with the format .jpg, .png, .gif and so on. If an application does not have proper form validation for file uploads, an attacker is able to gain…
Keyless Gone – Vulnerabilities in keyless car systems
(written by Antonia Böttinger and Andreas Gold) Introduction Modern cars embed complex technologies to improve the drivers comfort and safety. In 1999 the automobil industry introduced the smart key system that more and more cars use. Even if manufacturers make use of various designations like Keyless Go, KeyFree Power or Smart Key the technique is…
Test Driven Development Part II
[written by Roman Kollatschny and Matthias Schmidt] Welcome back to the second article in our Node.js development series. Today, we are going to adapt the TDD cycle in an helloWorld example application. If you missed our first article about the principles of TDD, you can find it here. In the last article, we learnd about…
Test Driven Development with Node.js
Test-Driven Development with Mocha and Chai in Node.js
A Rant about Smart Home Security Usability
(written by Lena Krächan & Tobias Schneider) Introduction Living in today’s age of mobility and internet of things, residents of modern houses can easily interact with their smart homes. A smart home system is the thing to have. You can dim the lights, regulate the temperature, automatically open windows and doors and manage and manipulate…
A sneak peak into Continuous Integration
What does the development of a software product involves? Is there more than programmers coding at their PCs and managers telling them what they want? What is the real meaning of ‘release’? In the old age of software development, a development team would have to deal with incredible amounts of organization in order to establish…
More is always better: building a cluster with Pies
So you have written the uber-pro-web-application with a bazillion of active users. But your requests start to get out of hand and the Raspberry Pi under your desk can’t handle all the pressure on its own. Finally, the time for rapid expansion has come! If you have already containerized your application, the step towards clustering your…
Intel NUC and the quest for the holy boot target
Do you already have found time to recover from fighting the demons which made it hard to get a Docker cluster up and running on Raspberry Pis? Hopefully – because the next crusade lies ahead of us! So let’s dive into the next adventure, watching our heroes – three greenhorn students – on their search for their Intel NUC’s missing…
Docker on a Raspberry Pi: Hypriot
Raspberry Pis are small, cheap and easy to come by. But what if you want to use Docker on them? Our goal was to run Docker on several Raspberry Pis and combine them to a cluster with Docker Swarm. To achieve this, we first needed to get Docker running on the Pi.
Jenkbird – Wrap up & seeing the bigger picture – Part 5
Kchhhhhh, Kchhhhhh, Kchhhhhhh… – Ernie on companies without CI Hello internet and welcome to the last part of our tutorial series about Continuous Integration, Code Deployment and Automated Testing with Jenkins. If you arrived at this post and have read all the others we are very proud of you, hope you enjoyed the journey and learned something…
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