There are countless free tools and hex editors available online that can strip the VBA password from an .xlsm or .xlsb file in seconds. Once the password is removed, your proprietary algorithms, pricing models, and business logic are visible for anyone to copy, steal, or modify.
A consultant built a tool that pulls data from SAP into Excel, transforms it, and pushes it back. The client's IT department requires that no "plain text scripts" run on their secure terminals. The compiled DLL satisfies the security audit because there is no script to read. DoneEx VbaCompiler for Excel
The primary selling point is security. By compiling code into a DLL, you remove the source code from the equation entirely. Your proprietary formulas, logic trees, and database connections are hidden inside a binary file. This allows companies to distribute high-value There are countless free tools and hex editors
