The GEMPLUS GPR400 driver is a free OS X driver that operates on a kernel level. It is specially designed to work with GEMPLUS's GPR400 Smart Card reader and the pcsc ifd interface library.
Using the GEMPLUS GPR400 Driver is incredibly simple. Once you've downloaded the software, all you need to do is place it in the /System/Extensions folder. However, it's important to note that the owner and group must be root:wheel. To ensure this, you can use the command: sudo chown -R root:wheel /System/Extensions/GPR400.kext.
Overall, the GEMPLUS GPR400 Driver is a reliable and efficient piece of software that can help you make the most of your GEMPLUS Smart Card reader on your Mac device. Whether you're using it for business or personal purposes, this driver can help improve convenience and security.
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