Welcome to MDSEC

This is the User Guide for the MDSEC product within the MDChange Product Suite from Midrange Dynamics.

The MDSEC Product provides IT staff a user-friendly means to secure MDCMS, MDOpen, MDXREF and MDWorkflow at a functional and object level. Security administrators then have a simple means to manage user authorities for application functions as well as easy management of IBMi authorization lists and DDM usage.

Version of guide: 8.6.17 (May 23, 2026)

This guide is comprised of these sections:

• Terminology
• Starting MDSEC
• MDSEC Menu
• User Roles
  • Application Levels for Role
  • Security Codes for Role
  • Users with Role
• Users
  • Roles for User
  • Transfer Requests
• Functional Security Codes
• Authorization Lists
• DDM Security
• MD Command Security
• Report Generator
• API Tokens
• MDUPDUSR command
• Appendix A - Standard User Roles
• Appendix B - Security Codes

You can download a PDF version of this guide here.