In this post you will learn how to convert your headless Linux program to a service running in the background. Here with headless is meant a program without user interaction and without graphical user interface (GUI). Assumed is that you are running a Linux distribution with Systemd enabled, like Ubuntu 15.10. In the example below,… Continue reading Linux: Let your program run as background service
Smart meter
Some weeks ago, new electricity and gas meters were installed. Yes, it was time to install the smart meter variants (‘slimme meter’). Enexis is the distribution network operator and selected in this case the Sagemcom XS210 as smart meter. The great thing of these meters is, that there is a possibility to read out the… Continue reading Smart meter
WalkTracker – Android application
This application will track your walks and store them on the device. It arose from own needs to track walks without the need to create an external account or link it with for example Facebook. Nevertheless you can share your track using Facebook if you like or send it via e-mail to yourself or friends.… Continue reading WalkTracker – Android application
Cisco type 8 and 9 password hashes calculated using Java
In this article I will discuss three types of algorithms used by Cisco to calculate hashes from plain-text passwords, namely: Type 4, Type 5, Type 8 and Type 9. Back in the year 2013, the Type 4 algorithm was proven insecure because of an implementation error. The algorithm does not use PBKDF2 and does not… Continue reading Cisco type 8 and 9 password hashes calculated using Java