I studied Software Engineering and Internet Computing at the Vienna University of Technology, where I decided to focus on Distributed Systems as well as Software and System Security.
Currently I'm working on several projects as a Technical Architect and Technical Product Manager in the feld of german healthcare and automitive section.
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Logs are an essential aspect of server and application management. They help identify issues, troubleshoot problems, and monitor performance. However, with multiple servers and applications like VPN, DNS, HAProxy, or Home Assistant running, monitoring logs Read more…
The High Availability (HA)Proxy is an open-source very fast and reliable reverse proxy and load balancer. Over the years it has become a state of the art open-source product and is often deployed by default Read more…
The new Synology DSM 7 does not support DokuWiki by default.Right at the beginning of the upgrade to DSM 7, Synology alerts a problem with the third-party package DokuWiki is not compatible with the new Read more…
In this post, I describe how to set up your own Home Assistant with hassio.Before getting started you have to find an appropriate Hardware Environment to deploy hassio. I would recommend adding a RaspberryPi 3 Read more…
This post describes how to implement lazy or dynamic module loading with angular, based on an Angular 10 demo implementation, and is an extension to the former post I created on lazy-loading components and services. In Read more…
This post describes how to implement lazy or dynamic component loading with angular, based on an Angular 10 demo implementation. In Angular applications, it is sometimes necessary to load components or services dynamically/lazily and asynchronously Read more…
During the 3rd Corona Lockdown in Austria, I searched for a new private project and decided to test something new. So I tried myself in programming microcontrollers.This post shares my first impressions, experiences, and ready-to-use Read more…
Recently I was informed about some java.lang.OutOfMemoryError: Java heap space issue found in one of our application logs. To share some insight on how I handled and localized the issue, this post summarizes some basics to discover possible memory leaks using Eclipse Memory Analyzer.
A Virtual Private Network (VPN) is used to extend an existing private network across the internet (public network). VPN enables connected devices all over the world to interact through an encrypted connection as if they Read more…
I recently bought a Synology DS218+ to manage data and especially photos. For this purpose, Synology offers different packages that can be installed within the Network Attached Storage to extend the feature set.To fulfill my Read more…
Last week I found an amazing valuable in-browser Docker solution hacked by Marcos Nils and Jonathan Leibiusky and sponsored by Docker Inc. About PWD PWD is a Docker playground that allows launching and using Docker Containers Read more…
There are several reasons to use a private DNS-Server within a network. This post is about how to set up a private DNS-Server based on Pi-hole and using Docker. Pi-hole is a very lightweight, scalable, robust, open-source software that provides a beautiful and responsive web interface to control the DNS-Server and view statistics.
OAuth 2.0 is the industry-standard protocol for authorization or to be precise a specification for issuing access tokens defined in RFC 6749. It focuses on client developer simplicity while providing specific authorization flows for different kinds Read more…
In this blog post, I provide a basic guide on how to become a Kubernaut and set up your own Kubernetes Cluster. Kubernetes (K8s) … is Greek for helmsman or captain. And this is what Read more…
Years ago monolithic software often seems widespread while in recent years developers have focused on structuring their application architecture into technical components to achieve maintainable self-contained software units. Since Java offered no direct support to Read more…
In 2019 I received my Master’s degree from the Vienna University of Technology for my thesis on Efficient Automated Analysis of Android-Applications Related to IT-Security Based on Open-Source-Tools. To provide the ability of automated Android-Application security testing on different security fields, I implemented a web-based Testing as a Service (TaaS) Framework as part of my master thesis with the focus on...
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