Defense Technical Information Center (DTIC)More than 50 percent of the research records in DTIC’s collection are available through the R&E Gateway — an access-controlled knowledge management repository available to authorized DoD personnel, defense contractors, federal government personnel, government contractors, and select academic institutions. The R&E Gateway requires Common Access Card (CAC) login or registration. Access to unclassified, unlimited information, including many full-text, downloadable documents are available to the general public through this website.