Strategic communication holds a major key to fostering national security.  This study, therefore, explores the interplay between mediated communication strategies and national security in Nigeria; evaluating the extent communication has been adopted in galvanizing national security and advancing the nation. The study was framed on the Securitization Theory. Adopting a methodological synthesis review of extant literature key personality interview (KPI), data were collected from select security agencies and communication experts, which revealed that the best approach to managing national security in the country is by adequate and transparently conscientious communication approach in national security matters. The study also established that a communication gap exists between some sections of the country due to localization of the nation’s media outlets. The findings further suggest that sensitive national information strategically and effectively communicated will earn public national security consciousness, and in the long run improve national security and effectively safeguard the national interests. The study made far-reaching academic and policy recommendations aimed at effective use of communication strategies to develop resilient communication inclusivity that will foster national security in the Nigerian society.

Keywords:      Communication, Insecurity, National Interest, National Security, Securitization