Enter the challenge (password) for the client here.
- SNMP ID:
 - 2.39.2.5.3.4
 - Console path:
 - Setup > Certificates > SCEP-CA > CA-certificates > Challenge-Passwords
 - Possible values:
 Max. 16 characters from [A-Z][a-z][0-9]#@{|}~!"$%&'()*+-,/:;<=>?[\]^_. `
- Default:
 - empty