Instant tickets include printing corresponding to scratch and printing for design on the scratch and further include security printing to maintain durability and not to forge the game data. Security printing is largely divided into overt security print that can be confirmed with eyes and Covert security print that cannot be confirmed with eyes. Overt security print includes Ticket layout, Hologram, Latent image, and Microtext, and Covert security print includes UV/IR ink, Digital watermarking, and Taggants.