Wilhelm Hack †

Reinhard Wilhelm , Helmut Seidl , Sebastian Hack

The MIFARE Hack

The MIFARE Classic is the most popular RFID chip, used in public transport as well as cafeterias and other applications. This paper gives an overview of which methods were used to re-engineer the chips, from polishing to analyzing the communication. Within this process, various security weaknesses were discovered. Those allow various attacks, which will be shown in the last part of the paper.

Weblint: Just Another Perl Hack

Weblint is a utility for checking the syntax and style of HTML pages. It was inspired by lint [15], which performs a similar function for C and C++ programmers. Weblint does not aspire to be a strict SGML validator, but to provide helpful comments for humans. The importance of quality assurance for web sites is introduced, and one particular area, validation of HTML, is described in more detail...

Vita: Friedrich Wilhelm Wiener

We report on the life and work of F. Wiener, whom we confused with N. Wiener in a previous article.

Carl Wilhelm Scheele

Figure 3. "Scheele Haus," the birthplace (1742) of Scheele, is the center building, located at Fiihrstrafie 23, Stra/sund, Gennany (N 54° 18.99; E 13° 05.56). This building is elegantly marked with a plaque and a small exhibit inside. The view is eastward, downhill toward the Baltic Sea only 200 meters away and from which cold winds often blow up the street. Occasional plaques in the city datin...