Recapping from part 1: Galileo will soon add cryptographic signatures to the navigation messages. These cryptographic signatures are made with symmetric cryptography, which means clever techniques are required to prevent receivers from impersonating the network. The key to the technique is first signing messages,...

In order to start with this article, I first had to define what the DevOps is. According to the Wikipedia: DevOps is a set of practices that combines software development (Dev) and IT operations (Ops). It aims to shorten the systems development life cycle and provide continuous delivery with high software quality. —...

I was about to get my ass kicked. The design critique had barely started and yet I knew that my designs weren’t good enough; I watched as my mentor’s eyes narrowed and then focused into a point the same way that a hawk scans a field from three miles away. My work was the rabbit and I had made a terrible mistake. As...