>Hi All,
>
>After upgraded to Win 8.1 from Win 8, my molebox freezes at VFP9R.DLL, mscomctl.ocx, mscomm32.ocx . I cannot understand why, it's not about registration, because all of them are registered. I moved my computer Win 8.1 from Win 8 3 moths ago without any problem with Molebox. My HDD is gone and this time that problem with me...
>
>Any good alternate to Molebox or any solution to fix this problem?

This one can encrypt data files and the whole exe so is probably most like Molebox for your purposes:

http://www.netlib.com/file-encryption.asp

For licensing management this is well rated:

http://wyday.com/limelm/

.