Yes, there is functionality. Yes, it should be avoided.
What you possibly want to do is store these credentials on one of your local servers (as a Java properties file), then let your instance know the path to this file - known as External Credentials.
This is a topic covered on our Discovery course: ServiceNow Discovery Training - but if you want to have a go at it yourself, take a look here: https://docs.servicenow.com/search?q=External+Credential+Storage&labels=2&labels=3
Alternatively, consider an external credential management system like CyberArk.
Lastly, just a warning:
Sam Ogden wrote:
We are in the process of setting up and configuring our CMDB within SN.
Note that ITIL recommends scoping the project - simply the planning side - for Configuration Management and the CMDB can take anything from 3-9 months. It's not simply a case of designing and building a CMDB - the database is of no value whatsoever unless there are management processes in place.
People often make the mistake of believing the product is the finished deliverable - and overlook any processes, i.e.: they focus on WHAT to do, but not HOW it will be used, nor by WHOM and WHY.
