Automatic account management system

An automatic account management system applied in a network environment, wherein the network environment comprises a plurality of devices, and the devices comprise a managed device;

• the managed device is adapted to be logged in using multiple accounts, each of which is accompanied by a credential for logging into the managed device;
• among these accounts, there is a privileged account that, when used to log in to the managed device, allows one to edit, create, or delete accounts and their respective credentials;
• the managed device is configured to be logged into by an authorized individual;
• the automatic account management system comprising:
• a storage unit storing a personnel information and a device information, wherein the personnel information corresponds to the authorized person, and comprises an identification name and contact details of the authorized person;
• the device information corresponds to the managed device, and comprises the accounts and the credentials which are capable of logging in the managed device;
• the storage unit also stores an authorization relationship between the authorized person and the managed device;
• and
• a processing unit linked to the storage unit in an information-exchangeable manner, wherein the processing unit comprises:
• a credential modification module adapted to use a credential modification algorithm to modify at least one of the credentials in the device information stored in the storage unit, and to update the at least one of the credentials, which has been modified, to the storage unit;
• a remote login module adapted to use the accounts and the credentials contained in the device information stored in the storage unit to log in to the managed device, wherein, after the credential modification module operates, the remote login module uses the privileged account to log in to the managed device for updating the at least one of the credentials which has been modified to the managed device;
• and
• an account verification module adapted to, based on the authorization relationship stored in the storage unit and the identification name and the contact details contained in the personnel information, contact the authorized person for verifying validities of the accounts contained in the device information through an electronic process.