You can find and download the Sentinel drivers from the SafeNet Website:

http://www.safenet-inc.com/support-downloads/sentinel-drivers/

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To download the specific SuperPro.framework file, you can download it from here:

http://files.genarts.com/sapphire/SuperPro.framework.zip

To install:

1) Extract the file

2) Copy the "SuperPro.framework" file to /Library/Frameworks/

Note: the end result should look like this: 
/Macintosh HD/Library/Frameworks/SuperPro.framework