What is LastPass used for?

Secure storage of passwords and much more

LastPass is used to save your login information to accounts and memberships that require a password to access. You can also organized your logins, such as: Financial, Trainings, Personal, etc.

Storing passwords and sensitive information in one location, which gets updated automatically each time you change your password on a site. As long as you have logged into your Lastpass account, any website you visit and create a login for will automatically activate a Lastpass question of whether or not you want the information saved (or changed if it's a previously saved website with a new password).