Recently the Sony incident has been a buzz, to prevent hackers first from the upgrade password start. Since the development of the need for the general use of Firefox as the default browser, a long time to install the LastPass password Manager as a prerequisite add-on, when registering to click Alt+g will help you to generate a very high complexity of the password, and then save the password. This avoids the practice of many people using the same password for multiple sites. The password Manager is convenient for us at the same time, we should pay attention to change the main management secret over time. If it is broken, it will be a loss.
You can export your existing site password before you modify it, just in case. Settings-Change master password, click Update LastPass master password, the network needs to be stable, the password vault will be re-encrypted generation. Then close the Firefox browser and log in to the LastPass manager again, it may not show the saved site and password, synchronization will take a certain amount of time. If not, you can consider using the Import tool.
Click on the LastPass icon, tools-Import-LastPass-Import, select the previously exported site password file. LastPass is more user-friendly and can support files from other password managers such as 1password.
Restart Firefox to load saved site passwords or import tools after you modify your LastPass master password