In September 2017, this (legacy) site will be replaced with the new site you can see at beta.csrc.nist.rip. At that time, links to this legacy site will be automatically redirected to apporpriate links on the new site.
For questions concerning the statistical tests and their derivation contact:
Andrew Rukhin, (301) 975-2951
For questions concerning the NIST Special Publication on Random Number Generation and Testing contact:
Elaine Barker, (301) 975-2911
For questions concerning the NIST Statistical Test Suite reference implementation contact:
Larry Bassham, (301) 975-3292