I notice that Google seems to pick up presentation / ppt / powerpoint files. I want to upload some to WordPress BUT I want them to be private and not searchable on Google (I'd put them on a password protected post, and they'd be attachments from that). But I understand the POST won't be searchable on Google, but will Google but able to track the actual presentation / ppt file.
Example of Google finding PPT files:
Thanks, and sorry for the confusing question.