Salto supports fetching elements' last-change-by username (author) and change-at time for some applications.
This information is being used
During deployments, where users can select which changes to deploy according to the changes' author or change time
In environments' change log tab and fetch summary screen, where you can filter changes according to their author and time
In reports from monitors set in the "Monitor" tab.
Today, Salto supports fetching some of this information for these enterprise applications: Salesforce, NetSuite and Zendesk.
You can find out about the exact supported elements, and possible limitations, in the apps' respective pages: