This is a Broad Agency Announcement (BAA) as contemplated in the Federal Acquisition Regulation (FAR) 6.102(d)(2) and 35.016. A separate Request for Proposals (RFP) or other Solicitation document will not be issued. The Department of Homeland Security (DHS), Science & Technology (S&T) Directorate will not issue paper copies of this Announcement. DHS S&T reserves the right to select for award and fund all, some, or none of the Full Proposals submitted under this Announcement. Multiple awards are anticipated to be issued under this Announcement. No funding for direct reimbursement of proposal development costs will be allowed. Proposal materials submitted under this Announcement will not be returned. Depending on proposal Markings, DHS S&T will adhere to FAR policy on handling proprietary information. It is the policy of DHS S&T to treat all submissions as "Source Selection Information" and "For Official Use Only".