You must have purchased Moveworks and implemented it for the self-signing to work.
Role required: admin or OAuth admin
About this task
Certificate authentication creates encrypted communication between your ServiceNow instance and the Moveworks platform. You must upload the JKS certificate file and configure the keystore password in both the certificate record and JWT key provider.
Procedure
Navigate to All > System Definition > Certificates.
Search for moveworks JKS in the certificate list.
Open the certificate record and upload the certificate file.
Select the Manage Attachments () icon.
Upload your moveworks JKS file.
Enter the password in the Key Store Password field.
Figure 1. JKS password
Note:
This password you receive from Moveworks team.
Select Validate Stores and Certificates.
The system validates the certificate with no errors and displays Valid key_store message.