<ul data-eligibleForWebStory="false"><li>Internet Authentication Service (IAS) is a network service by Microsoft that offers centralized authentication, authorization, and accounting for user access to network resources.</li><li>IAS implements the RADIUS protocol, enabling organizations to manage user accounts and permissions centrally, enhancing security by allowing only authorized users to access sensitive information.</li><li>IAS can take different forms, including RADIUS, TACACS+, and LDAP, catering to various organizational needs such as remote user authentication and detailed user permission controls.</li><li>The key features of IAS include authentication, authorization, and accounting, ensuring secure user access to resources and tracking user activity for compliance purposes.</li></ul>

Internet Authentication Service for CyberSecurity

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