Security holograms are labels with a hologram on them, they are used primarily for security reasons. Security holograms are very difficult to forge because they are replicated from a masterhologram which requires expensive, specialized and technologically advanced equipment. It cannot be manufactured just as other stickers. Holograms have also been used even in currencies. Holograms are widely used all over the world for currecies, tax labels, property document authentications, stamp papers.C