This is a potential security issue, you are being redirected to https://csrc.nist.gov
A situation that occurs when: (i) a non-executive branch entity uses or operates an information system or maintains or collects information for the purpose of processing, storing, or transmitting Federal information; and (ii) those activities are not incidental to providing a service or product to the government.
NIST SP 800-171 Rev. 2 32 C.F.R., 2002
NIST SP 800-171 Rev. 1 [Superseded] 32 C.F.R., 2002