The attached code is a demo based on easyecc lib for Originality Signature Verification according to https://www.nxp.com/confidential/AN11350 . Users may create an empty project based on Microsoft Visual Studio and import the attached code into this project.
new empty project.png
Debug result is shown as below:
debug result.png
Users may replace the content of UIDLong[] and OSGLong[] to verify any NXP NTAG products.