说明：一个短信防伪系统的开发案例，包括案例开发源程序及数据库文件。
An SMS security system development scenarios, including case development source code and database files.
借由使用红外光源以扫描该第二文件，可以有效去除雷射防伪卷标对该第二文件所造成的遮蔽效应。
When using infrared source scans second file, shielding effect caused by laser anti false label is removed.
数字签名是一种运用加密，在宏方案或文件上添加真实防伪标志的电子技术。签名确保宏方案或文件来自签名人并且自创建时起未被他人改动。
You digitally sign a file or a macro project, so that users who run the macro can be assured of the identity of the creator of the macro and that the macro has not been altered since it was created.
应用推荐