Security is an issue to be solved in every corner of the world, thus for solving this issue security systems were invented by Marie Brown to protect house from getting burgled. Security system is a device used to protect someone or something from danger, crime or loss.
Burglar alarm, fire, and safety alarms are electronic alarms designed to alert the user to a specific danger. Sensors are connected to a control unit via low-voltage wiring or a narrowband RF signal which is used to interact with a response device. These security systems comprises of various types such as- It realm security systems (Data security, network security), Physical security systems (airport security, food security, home security), Political security systems (homeland security, national security, human security) and Monetary security systems (financial security).
With thieves getting hi-tech people are finding it difficult to stop various kinds of theft all over the world, as people who plan out the robbery or breaching in some important places are well educated and are more techno-freaks. Thus providing best of the best security systems were required. ADT abbreviated as American District Telegraph which is made in Tyco International is one of the best worldwide supplier of electronic security systems. It was invented in early 19th century in United States and in mid 19th century in UK. This system has been very influential at electronic surveillance in house, electronic gadgets, cars, fire alarm with special sound on the given device.
Latest security systems developed in US is the National Security Strategy, released in May 27, 2010 which was made for the interests of American people security, growth of US economy and to face challenges of 21st century breach. With terrorism in everyone head this had been made, gathering information, sharing information is vital for security of USA so as to prevent threats, and to collect information about identify and interdict those who intend to harm the states. This was effective during the incident management like thunderstorms, ice storms etc. It also strengthens their bio and nuclear security by keeping a track of their improvised nuclear and biological weapons. That