Information leakage prevention program, information leakage prevention device, and information leakage prevention method

摘要

PROBLEM TO BE SOLVED: To provide an information leakage prevention program, an information leakage prevention device and an information leakage prevention method capable of preventing information leakage via a piece of information included in a file attached to a mail.SOLUTION: A feature word is extracted from a file attached to an e-mail. When any word or phrase is detected which is not included in a title or a text of the e-mail in the extracted feature word, a notification is transmitted to the transmission source of the e-mail.SELECTED DRAWING: Figure 6