Logon (noun)

1. The process of gaining access to a computer system or network by identifying oneself with a username and password.
2. The act of connecting to a computer or network.

Origin:

From log + on, or from login.

Examples:

1. The system requires a logon to access the restricted files.
2. Users must enter a valid logon to gain access to the network.
3. The logon process is usually the first step in accessing the network resources.
4. The logon screen prompts the user to enter their username and password.
5. The logon process can include additional security measures such as multi-factor authentication.