File Integrity Checker
Explore how a file integrity checker (FIC) helps maintain system security by monitoring critical files for unauthorized changes using hash-based fingerprints. Understand the importance of identifying which files to monitor, prioritizing security patches, and coordinating updates to reduce false positives for effective cyber defense.
Overview
A file integrity checker (FIC) monitors specific files on a device for unauthorized changes. Critical system files, whose alteration could result in system compromise, are a good place to start. However, files change all the time on a device. The key is to determine which files are worth monitoring from a security standpoint and to make the FIC aware when authorized changes will take place to prevent false ...