To increase the security of your master password, LastPass utilizes a stronger-than-typical version of Password-Based Key Derivation Function (PBKDF2) at a minimum of 100,100 rounds. You can change your password iterations value to suit your needs and/or for troubleshooting.
- Log in to LastPass and access your vault by doing either of the following:
- In your web browser toolbar, click the LastPass icon
and select Vault or Open My Vault.
- Go to https://lastpass.com/?ac=1 and log in with your email address and master password.
- Select Account Settings in the left navigation.
- Click Show Advanced Settings.
- Within the "Security" section, for the Password Iterations field, enter your desired number of rounds (our minimum recommendation is 100100 rounds).
Important: Numbers only. Do not enter a comma, period, space, or any other punctuation.
- Click Update.
- When prompted, enter your master password and click Confirm.
Result: Your vault data becomes re-encrypted, and you are automatically logged out of LastPass.
- Log back in to your LastPass account, and the changes will take effect.
Results: You have updated your password iterations for your LastPass vault.
What to do next: You can learn more about
password iterations and how they are used in LastPass.