(300-400 Words) How is the concept of homeland security defined by at least three different authors or organizations/agencies, and does the difference in the definition affect the overall goal to prot

(300-400 Words) How is the concept of homeland security defined by at least three different authors or organizations/agencies, and does the difference in the definition affect the overall goal to protect the homeland? How does homeland defense overlap with homeland security?   

Utilize the sources listed below only.

Biden, J. R. (2021). Interim National Security Trategic Guidance. Retrieved from White House.gov: https://www.whitehouse.gov/wp-content/uploads/2021/03/NSC-1v2.pdf

Kiltz, L. (2012). Perceptual Framing of Homeland Security. In D. G. Kamien, The McGraw-Hill Homeland Security Handbook (pp. 877-900). New York: McGraw Hill.

Trump, D. J. (2017). National Security Strategy of the United States of America. Retrieved from White House.gov: https://trumpwhitehouse.archives.gov/wp-content/uploads/2017/12/NSS-Final-12-18-2017-0905.pdf

U.S. Department of Homeland Security. (2017). DHS Lexicon Terms and Definitions.Retrieved from DHS.gov: https://www.dhs.gov/sites/default/files/publications/18_0116_MGMT_DHS-Lexicon.pdf

U.S. Department of Homeland Security. (2023). Mission. Retrieved from DHS.gov: https://www.dhs.gov/mission