A password manager stores your passwords in a secure vault, which you can unlock with a single master password—and, optionally, an extra two-factor authentication method to help keep everything extra secure.

Password managers let you use strong, unique passwords everywhere. This typically isn’t possible for most people—can you really remember unique, strong passwords for every website you use? Password managers can generate and remember passwords like E.wei3-uaF7TaW.vuJ_w.

Read more at How Safe Are Password Managers?