This post will show you how to avoid leaving the same informations online again and again, by leaving the same informations on all sites you browsed, you can leak your life history trough multiple data leaks where threat actors find what service you used by using your personnal informations as search terms.
Put the less information possible online or avoid doing it with a public exposure.
Make private accounts and alt-accounts, if you can share your things to your friends & family, without shitposing 24h/24 your toughts and private lifestyle you'll be fine.
Never use the same pseudonym
Be creative or just generate a pseudonym. here's a site for
Do not leave your Date Of Birth
If you need to prove you're an adult, show your year of birth, but never give your date of birth.
Never use the same password
You're harming your security and privacy at the same time by doing this. People can search the hash of your password trough leaks or just logging to other sites with your password because it's always the same. Use a password manager to protect yourself from that by having one password per account.
Do not use the same mail address again and again.
You can use skiff, altaddress, msgsafe, anonaddy and other mail services offering mail aliases to not leave the same mail.
Do not use the same phone number
Take a SMS verification service if a site/service is asking for your phone number. (available list here)
Do not use a VPN having a dedicated IP.
Change your VPN provider (use this list) each year or each end of subscription. If your VPN is having large lease sets, it may attributed a specific IP like your ISP can do. Then, if sites were logging the IPs of your sessions and theses were stored in their databases, it came possible to find accounts possibly belonging to you by searching the IP address.