AS400 systems, particularly the IBM iSeries AS400, have been pivotal in the IT landscape for over three decades, offering businesses stability, reliability, and security. The importance of AS400 systems lies in their ability to support critical business functions seamlessly, ensuring uninterrupted uptime and secure data processing. They are popular choices for businesses that require stable operation and data protection, particularly in sectors like finance and healthcare. However, with the rise of cyber threats and evolving security challenges, maintaining the security of AS400 systems has become increasingly crucial. Organizations need to address security threats proactively to safeguard their sensitive information and maintain the integrity of their operations. The enduring relevance of AS400 systems underscores the need for robust security measures to protect against modern cyber threats and ensure the continued smooth functioning of essential business processes.