Definition(s)
Horizon Scanning
Process of identifying future trends, drivers, and/or conditions that may have an effect on future events, incidents, or occurrences.
Sample Usage: In alternative futures analysis of potential attacks on transportation systems, horizon scanning indicated that future availability of technology for adversaries could provide more options for carrying out an attack.
Source: DHS Risk Lexicon, U.S. Department of Homeland Security, 2010 Edition. September 2010 Regulatory Guidance