Create a COM add-in.

Any XLA type add-in can be protected with a password (set from the
VBE). However, breaking through that kind of protection is an almost
trivial exercise.

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Regards,

Tushar Mehta
www.tushar-mehta.com
Excel, PowerPoint, and VBA add-ins, tutorials
Custom MS Office productivity solutions

In article ,
says...
Hi

What would be the best way to protect the code in an Excel Add-In?

Thanks

Shawn