Privacy badger is quite specific in what it blocks. It blocks third party tracking cookies that track you across multiple domains. First party cookies are no p

Privacy badger is quite specific in what it blocks. It blocks third party tracking cookies that track you across multiple domains. First party cookies are no problem. Third party cookies that are only used in one domain are no problem. Third party non-tracking cookies are no problem. So it does block the equivalent of bringing a large knife to a bar.