My name is Stefan Ludowicy and I am born 1993 in Germany. My main hobby is developing Software and to search/exploit security-systems/mechanisms. One year ago I started learning development-languages and now i am really good in C, C++, C#, Java, PHP, V.Net, ASP.NET, Perl and windows-batchscript. Now i am working at following projects: 1.TimeHunter – business-database-application that gets the working-times of employees and calculates different reports 2.ExtHostBlocker – see www.exthblocker.de (rewrite in progress…) 3.TweetMyPC – see http://tweetmypc.codeplex.com 4.IRC-to-Skype-Bridge+Bot 5.ReactOS – see http://reactos.org :: an awesome new, from scratch written, freeand opensource — windows nt-like+compatible — Operating System (here I spend nearly all me free time ) written in c and partly c++