L3Harris Technologies, Inc. is a United States-based company established in 2019, specializing in the manufacturing sector with a focus on aerospace and defense. The company employs over 10,001 individuals and generates significant revenue, indicating a robust operational scale. L3Harris is involved in the development of advanced communication systems, particularly in the realm of cybersecurity for land mobile devices. A key document published by the company outlines a framework for secure cloud-based radio programming, emphasizing the importance of stringent cybersecurity controls to protect critical communications systems that interconnect with enterprise environments. This white paper discusses a Defense-in-Depth security strategy, detailing various cybersecurity measures based on established standards such as NIST 800-53 Rev. 5 and DISA STIGs. The document further elaborates on security protocols, including encryption methods and centralized logging and monitoring practices, aimed at safeguarding sensitive data and ensuring system integrity. Overall, L3Harris demonstrates a commitment to enhancing security in cloud and IoT systems within the aerospace and defense industries.