Support that can apply data that should be kept secret, and data support that has applied data that should be kept secret

摘要

The present invention relates to a support to which data (3A) to be kept secret is applied, the support being made of a base material (1) and a background applied to the base material (1), in particular, irregular characters. With the masking background (2C) placed, the letters are formed from a transparent non-color printing ink that is phosphorescent under UV light. [Selection] Figure 1