Section 7: (10 points) Authentication Authentication is the first step in access control, and there are three common factors (authentication mechanisms) used for authentication: something you know, something you have, and something you are. Multifactor authentication uses any two or more authentication factors. A key part of this is that the authentication factors must be in at least two of the categories. For each of the following authentication techniques, state whether it is an example of an authentication mechanism that relies on something you are, something you have, or something you know, or some combination thereof. 1) An authentication system which checks both a user's password and the typing style used to enter it. 2) A sticker you must wear when inside an office building. 3) A graphical password system which requires users to recognize a previously selected image. 4) A password reset system which asks you to provide previous addresses at which you have resided 5) Authenticating to google using a password and a PIN which is sent to your phone via SMS. #6. Compare the authentication techniques using a smart card and a PIN" and "using a password and a PIN". Are they both multifactor authentication