In cybersecurity, a password is a method of authentication used to gain entry into an online account. Passwords are typically made up of a combination of letters and numbers, sometimes with special characters included. It’s generally understood that the longer a password is, the more secure it is.
Username and password combinations have become popular modes of authentication due to their relative ease of use. However, the growing need for longer and more complex passwords, each one unique for each online account, has diminished that ease of use a bit.