poisoning the database

There are a lot of privacy discussion and tools centered around keeping information out of corporate hands, but I wonder, are there any tools for poisoning the database? There is only value in the data collected if it's accurate. If there were tools that pretended to be me, using my browser, or my phone, or whatever device, only went to random sites and performed random actions, that would help mask my actual activity. Are there any tools or even discussion …

database poisoning privacy