When my SCP throughput took a nose dive today, I tried to figure out a way to measure the raw bandwidth. Since I am a very lazy person I didn´t want to convert numbers all the time.

TrueCrypt is a very good tool when one wants to encrypt its entire hard disk. This article describes a minor flaw in the design of TrueCrypt (and probably any other disk encryption tool) that leads to a backdoor on the attacked system.

Before there was OpenJDK, Linux distributions often lacked Java support at all or provided gcj as a very unpleasant alternative. A project that aimed at this issue was jpackage, who provided Source-RPMS to put Sun´s java downloads into sane RPMs. Unfortunately they do not seem to provide support for current versions of Sun´s java, now [...]

Das Befreien von Hardware aus dem Diktat der Hersteller (Jailbreaking) ist spätestens seit dem iPhone zum Mainstream geworden. In diesem Artikel beschreibe ich, wie ich auf einer LaCie Big Ethernet Disk NAS-Appliance einen ssh-Zugang für root eingerichtet habe. Neben dem Spaß an der Sache erhält man dadurch einen kleinen aber feinen Linux-Server, den man mit [...]

I am currently in the process of switching some servers from Debian 4.0 to CentOS 5.3. Almost all Linux distributions provide convenient tools to keep the software selection safe and current by installing updates. As I run multiple servers, these update processes are unnecessarily bandwith-hungry, because by default every host connects to the distributions update [...]

A howto explaining how to get synchronization between Macintosh computers and iPhone working using MobileMe, Foxmarks and Unison.