File Integrity monitoring(FIM) is an internal control or process that performs the act of validating the integrity of validating the integrity of operating system and application software files using a verification method between the current file state and a known , good baseline.
Addition or appending anything malicious to the file can cause great damage to the files and also file integrity. Whenever this happens, the module will recognize it and will generate alert messages. Modification of the important file will be causing the great loss of the company so modification is also the big threat for the organization. Deletion of file by unauthorized access will lead to the damage of the important files.