Originally published by Schellman. In the latest revision of documents pertinent to the ongoing CMMC countdown, NIST SP 800-171 R3 has been released. Though there were only a handful of changes in this new version, there were some significant ones regarding the assessment practices and their presentation that those monitoring the progress of CMMC should know.Why these changes? At a high level, NIST endeavors to eventually align the 800-171 model to 800-53, but as the latter framework is notab...