Security has been the crying need of the moment, from the time immemorial, and since the very inception of the world. Its great importance for the safety and progress of any institution can never be overestimated. It is seen that with progress and development of the science, the safety and security requirements have become more pronounced and the trend is still on the rise. Today, this security sector is constantly expanding, and being more and more well-equipped with latest technology.

As there are countlessly great number of private and public institutions and various places in any moderately big town, there are millions of employments in this sector within any average country.