For all insiders and long-time fans, the moment has finally arrived: The famous Winkekatzen Challenge, hosted by team "TELNET - KLARTEXT REDEN" , is about to begin. Use this opportunity to demonstrate your endurance, creativity, and determination. In the process, you'll expand your knowledge in many areas - nobody will complete the challenge without learning something new. As a reward for those who persevere, the coveted prize awaits at the end: One of the exclusive and strictly limited "TELNET - PLAIN TALK" T-shirts in the design of 37c3. Reach out for "TELNET - KLARTEXT REDEN" assembly and find the chinese fortune cat. Your goal is to make that cat wave without touching it - solely with your mind's and keyboard prower.