Are you ready to ensure your system's gates are guarded against unwanted visitors? By identifying system authentication requirements, we're laying the foundation for a robust security structure. Understanding the unique needs of your system is the first step in preventing unauthorized access. Remember, a tailored approach is key here. What hurdles might you face? Perhaps determining the nuances of industry demands or adapting to evolving technologies? But fear not! Equip yourself with stakeholder insights and compliance frameworks, such as NIST standards, and you're on sturdy ground.