In my day job I am managing Debian and Ubuntu systems. However dealing with the operating system is just one part. Even more important is knowing your tools. And there is a hell of a lot of open source software packages available that attempt to make your life easier. But each of them works differently and even if you mastered one tool it will often not help you work with another. Whenever I find something interesting I am trying to write an article about it. May they help broaden your mind, too.
CA is short for Certificate Authority. A CA issues certificates for i.e. email accounts, web sites or Java applets. Actually this only expresses a trust relationship. If you trust the CA then you automatically trust all the certificates that have been issued by the CA. This article helps you set up your own tiny CA using […]
How do I create my own Certificate Authority (CA) Read More »
OpenVPN is an open-source SSL VPN software. It allows you to connect different (private) networks securely over the internet. It’s the perfect alternative to all the crappy SSL VPN appliances that the salesmen desperately try to sell. See my OpenVPN FAQ for additional questions and answers. (This is not the official OpenVPN FAQ. It’s just
Christoph’s OpenVPN Mini-FAQ Read More »