Radiation is a form of energy that is present in our environment and can have harmful effects on living organisms. Radiation threats come from a variety of sources, including nuclear power plants, medical facilities, and industrial facilities that use radioactive materials. These sources can release radiation into the environment, which …

Steganography is the art of concealing a message or information within another seemingly innocent message. The word “steganography” comes from the Greek words “steganos,” meaning “covered,” and “graphein,” meaning “to write.” In other words, steganography is the art of hiding a message in plain sight.   In digital steganography, electronic …