System and method for ensuring file backup integrity in encrypted environment

The invention discloses a system for ensuring file backup integrity in an encrypted environment. The system is characterized in that the system comprises a file real-time monitor module, a file backup encryption generation module, a file backup storage module, and a backup file synchronization module. The system provided by the invention can monitor file operations of a user, and carry out record, treatment and concentrated backup to ensure the security and integrity of the backup files. A method for ensuring file backup integrity in the encrypted environment comprises backing up files of an appointed types, forcedly storing the backup files in a remote server, storing the backup files in a local server when no connection is constructed, then automatically synchronizing the backup files to the remote server after constructing connection, and deleting the local backup files at the same time, wherein all backup files are subjected to encryption treatment to ensure the security and integrity of the backup files.