One of the best things you can do to protect your privacy on the world wide web is to not use Facebook Login and Google Login on third party websites. Get a password manager and use it everywhere you possibly can.
It's about more than security, it's about preventing the wholesale, legal transfer of user data to surveillance capitalists.
Cybrespace is an instance of Mastodon, a social network based on open web protocols and free, open-source software. It is decentralized like e-mail.