Bulk WinRAR Password Protection

I have a single folder packed with Word documents that all need the same layer of security. Your task is to run the entire batch through WinRAR, compressing each file (or the whole folder, whichever you find more efficient) while applying one identical password that I’ll provide the moment we begin... (Budget: ₹1500 - ₹12500 INR, Jobs: Copy Typing, Copywriting, Data Backup, Data Entry, Data Processing, Data Protection, Excel, Scripting)