If you want to restrict to access your Magento Admin, then configured with specific permissions. Magento has option to create permissions. Add user with a different name and password, then create a roles and assign a roles to each. User will able to access only assigned roles. In Magento, Administrator role assigned to User By default.How to manage Permissions by creating Users and Roles ?\r\nStep 1. Creation of Roles: Go to Admin -> System -> Permissions -> RolesClick on Add New Role\r\n\r\n\r\n\r\nStep 2. Complete Role Information\r\n\r\n\tRole Name: Enter name of role.\r\n\r\n\r\n\r\nStep 3. Assign Resources\r\n\r\n\r\n\r\n\tResource Access: By default it is Custom.\r\n\tResources: Mark the resources that you want to assign to Role.\r\n\r\nAfter that click on Save Role\r\nStep 4. Create Users and assign Roles\r\nAdmin -> System -> Permissions -> Users\r\n\r\n\r\n\r\n\tClick on Add New User\r\n\r\n\r\n\r\nStep 5. A. Complete User Account Information\r\n\r\n\r\n\r\n\tUser name: Name of user.\r\n\tFirst Name\/Last name: Enter the name and last name for your user.\r\n\tEmail and Password: Enter Email and password.\r\n\tSet This account is Active to create user\r\n\r\nB. Assign Role to User\r\n\r\n\r\n\r\n\tUser is created with Roles\r\n\r\n\r\n\r\nStep 6. Now Log in by using newly created User and Password\r\n\r\n\r\n\r\n\r\n\tUser can access only those roles that assigned to him.