The whole world is faced with different kind of insecurity challenges. To tackle the current insecurity and safeguarding the national security of a particular nation, there is the need to make effective use of GPS technology. For Nigeria to tackle the current insecurity problems, GPS technology must be fully utilized in tackling and destroying different types of security threat bedeviling the nation, ranging from the Boko Haram terrorist, the economic terrorist in the Niger Delta, kidnappers, Armed Robbers and the herdsmen and other criminal gangs around the country. The focal point of this paper is to examine the legal aspect of GPS technology on the development of national security. The paper will recommend possible ways of improvement.