DOCUMENT HAVING FORGERY PREVENTION FUNCTION, METHOD FOR PREVENTING FORGERY OF DOCUMENT, AND METHOD FOR CHECKING FORGERY OF DOCUMENT

摘要

The present invention relates to a method for preventing a forgery of a document and a document having a forgery prevention function, wherein printing is done through a document printing system comprising: a document creation apparatus including document printing apparatus identification code information, a hash algorithm, and a code generation function; and a document printing apparatus for printing a document by being connected to the document creation apparatus. The invention comprises: a step of generating a hash value by means of the hash algorithm from document information and document printing apparatus identification code information (step of generating a hash value); and a step of generating a code from the hash value (step of generating a code), wherein when printing a document, a code generated in the code generation step is printed.;COPYRIGHT KIPO 2016