SIMATIC Logon + SP3 + Upd2

SIMATIC Logon + SP3 + Upd2 is a user authentication and centralized access control component for SIMATIC-based engineering and runtime environments. It unifies user management across HMIs, SCADA systems, and engineering tools by integrating with Microsoft Windows security (local accounts or Active Directory). The software supports role-based access control, password policies, automatic logoff, electronic signatures, and detailed audit trails to help organizations meet regulatory requirements such as FDA 21 CFR Part 11 and EU Annex 11. Service Pack 3 with Update 2 provides cumulative fixes and improvements aimed at stability, security, and compatibility.

Key features:

• Centralized login and single sign-on across supported SIMATIC applications
• Integration with Windows domains/Active Directory
• Configurable roles and permissions with policy enforcement
• Comprehensive audit trail and reporting
• Electronic signature workflows for critical actions
• Session management (auto logoff, lockout, and timeout options)

Typical users include system integrators, plant operators, and validation teams in regulated industries seeking consistent, compliant user management across industrial automation systems.

The most popular version of SIMATIC Logon + SP3 + Upd2 among our users is 1.5.