CA authentication system is the most widely used carrier certificate in USBKEY, the major domestic producers are generally use of CSP service to provide encryption services. This example is a 2048- bit RSA digital signature and verifying signature, use the manufacturer s own CSP to achieve (if downloaders not install any driver USBKEY, TEST_CSP_NAME macros in your code can be changed to NULL is called Microsoft s own CSP), the compiler environment VC6.0.

2048签名验签
............\Debug
............\SignVerifySign.cpp
............\SignVerifySign.dsp
............\SignVerifySign.dsw
............\SignVerifySign.ncb
............\SignVerifySign.opt
............\SignVerifySign.plg

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