The Quick Heal Scan Engine provides robust scanning technology to detect and protect against known and unknown malware, viruses, and other cyber threats through advanced algorithms, heuristic scanning, and real-time protection. It offers multiple scan options, including full scans, scheduled scans, and boot scans, utilizing Windows NT Boot Shell for thorough cleaning of infected systems. The engine provides comprehensive security by scanning files, folders, and drives, while its lightweight design ensures minimal system resource usage, making it an efficient component of Quick Heal's cybersecurity solutions.