Final answer:
The type of policy that defines the methods involved when a user signs in to the network is authentication policy. It outlines the procedures and protocols for verifying the identity of a user trying to access the network.
Step-by-step explanation:
The type of policy that defines the methods involved when a user signs in to the network is authentication policy. This policy outlines the procedures and protocols for verifying the identity of a user trying to access the network. It includes mechanisms such as passwords, encryption, biometrics, or multi-factor authentication.
For example, an organization may have a policy that requires users to provide a username and password combination to verify their identity before granting access to the network. This policy helps ensure that only authorized individuals can access sensitive information.