The use of hidden spy cameras is becoming ever more common place these days with public uses including airports, shopping centres and banks. They are also being utilised by people for situations in households and offices to look after personal belongings and to prevent workplace misdemeanours. With ever rising instances of thefts, robberies and terrorist attacks, the need for safety and security has reached maximum levels and in this type of scenario hidden cameras are doing a perfect job to make certain security is upheld. Hidden cameras run constantly and send the captured data back to a monitor and recorder that is situated in a security room. A security guard can then observe the activities within the range of the camera and suspicious activities can be easily tracked Hidden cameras can be placed everywhere, even on traffic signals to catch people who are breaking the law. Apart from the high-security areas like airport, shopping malls, banks, etc, hidden cameras are also gaining popularity as a residential security tool. In many homes, hidden wireless cameras are being installed in the form of spy cameras or small hidden cameras.