<human>:  What are best practices for password security?
<bot>: Best practices for password security include using a strong, unique password for each account; making sure the password is at least eight characters long; using a mix of numbers, symbols, and upper- and lower-case letters; avoiding using personal information such as your name, birthdate, or address; and avoiding using words that can be found in a dictionary. It's also important to change your passwords regularly to ensure that they stay secure.