Your password should be known to you alone
- Never give your password to another person.
Memorize your passwords or use a password-manager
- Memorize your passwords. Your brain is the only place where they are completely safe.
- If you are using to many paswords you can store them in software like Keepass (recomended by the BSI).
Use as many different passwords as possible
- Use differnt passwords for different services.
- A clear distinction between business and private passwords is highly recommende.
Write them down?
If you write your passwords down somewhere:
- never store them unencrypted on a computer connected to a network
- never write them down together with the user ID
- modify the passwords in such a way that only you can understand.