Information monitoring method and device, and mobile terminal

The invention discloses an information monitoring method and device, and a mobile terminal. The information monitoring method includes the following steps of: receiving a notification of information change; reading information from an information database and a backup database, comparing the information from the information database and the information from the backup database, and identifying deleted information or modified information; and sending a prompt message that the information is deleted or modified, or restoring the deleted information or the modified information if it is determined that the deleted information or the modified information is from a credible source. According to the information monitoring method and device, and the mobile terminal, through comparison of the information from the information database and the information from the backup database, the deleted information or the modified information can be identified; the information can be restored when it is determined that the information is from the credible source; and the problem that the information is maliciously deleted and modified can be solved, the security of the information in the mobile terminal can be improved, and the property loss can be avoided.