4 Fuzzy Fingerprinting Artikel
5 http://www.thc.org/papers/ffp.pdf
6 http://www.thc.org/papers/ffp.html
8 FFP Homepage und Competition
9 http://www.thc.org/thc-fpp
12 http://theory.lcs.mit.edu/~rivest
13 http://csrc.nist.gov/publications/fips/fips186-2