TWO-DIMENSIONAL CODE GENERATION METHOD, TWO-DIMENSIONAL CODE GENERATION APPARATUS, PROGRAM, TWO-DIMENSIONAL CODE READING METHOD, AND TWO-DIMENSIONAL CODE READER

摘要

PROBLEM TO BE SOLVED: To appropriately protect personal information during delivery.SOLUTION: A two-dimensional code generation method includes generating a two-dimensional code comprising first delivery information for identifying a sender at least, as public information, and second delivery information for identifying a recipient at least, as secret information. The generated two-dimensional code may be printed on a delivery slip.