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Washington State University The Dynamic Compression Sector

APS User Requirements

Registering as an APS New User

To complete the APS User Registration, please click here.  If you have any questions, please contact the APS User Office at (630) 252-9090 or via email at

For step-by-step instructions and detailed information about how to become an APS User, please visit the APS New User Checklist website.

Returning Users

All returning users must submit an updated APS User Registration Form as a “returning user” to provide your current information.  Non-U.S. citizens with expired or expiring security clearance are encouraged to re-register with the APS as soon as possible.

Returning users also need to ensure that all required APS training is current by contacting the APS User Office at (630) 252-9090 or at or by contacting the DCS at (630) 252-9854 or

Complete any expired training Remotely, or contact the APS User Office or the DCS to schedule on-site training.