SatCom: Need to continuously examine security challenges, says Ajay Kumar SECTIONS Share Synopsis "Space-based Internet is increasingly becoming a reality. New models of business and technology evolution may pose new security challenges and there will be a continuous need to examine these challenges and take appropriate actions," Ajay Kumar, Secretary, Ministry of Defence told ETTelecom. Getty Images Experts, however, caution against payloads carried by foreign-origin satellites and stressed upon the need for a close watch. New business models and technological evolutions such as the satellite-based communications or SatCom may pose national security challenges, and there is a need for a regular scrutiny and to take suitable actions, a senior government official said.