System specialist and consultant for networks and Internet technology since 1993.

My specialties are network and computer security, with a strong emphasizis on data protection and privacy. Also anti-spam and all the other forms of fraudulent and unfair practices, which complicate virtual lifes today.

In my work, I try to meet the demands, which I expect from the technologies I employ. The products I use or develop myself are create sustainable solutions by conformity to open standards and interoperability. I therefore rely on content and products with free licensing, according to the principles of Open Source, Open Access and Open Content.

I live and work in Zurich, Switzerland.