Abstract
The tool presented in this article is an innovative catalog management tool that can be widely used. The tool allows you to maintain a digital catalog, which exploits a large number of fraudulent opportunities. Cheap NFC stickers / cards make this portable system easy to use. NFC cards allow students to identify themselves. The device reads the unique ID of the NFC chip, which is associated with a previously learned name. The name you get is saved on an SD card along with a time stamp.
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