challenge: What recognition did Cryptomathic's chief cryptographer Vincent Rijmen receive in 2002?
  
  A. Cryptographer of the Year award from the International Association for Cryptologic Research
  B. Innovator of the Year award from the National Science Foundation
  C. Named one of the top 100 innovators in the world under the age of 35 by the MIT Technology Review TR100
  D. Young Scientist of the Year award from the European Union
  Answer: 