... passwords, but requiring each user to supply a new 15-character complex password 188 PART 2: MANAGING AND MAINTAINING USERS, GROUPS, AND COMPUTERS Managing Multiple UsersWhen you manage domain ... of local user accounts that are stored in a local, flat-file database called the Security Accounts Manager (SAM). The computer uses these accounts to authenticate users and grant them access ... password to connect to each computer. If every computer has an account for that user with the same account name and password, all authenti-cations after the first one occur automatically and...