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I have an application which license should expire after some period of time. I can check the time in the applicatino against the system time, but system time 开发者_如何学JAVAcan be changed by the ad
I have a \"basic\" license agreement screen for now, a Screen with a title set and vertical field containing a textfield, separatorfield and开发者_JAVA技巧 then 2 buttons (accept or decline).
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We\'re using XML Digital Signatures for signing and verifying our license keys. The signing works fine and has been running smoothly. The XML license file c开发者_如何学JAVAontains a few (plaintext) d
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