It is possible that there are multiple users in Magnews and Salesforce that will need to be linked between the two platforms.
Magnews to Salesforce
Each Magnews user should be mapped to a corresponding user in Salesforce.
An access token used to communicate with Salesforce is available in the user profile.
Backround operations, such as synchronizing contacts or downloading/uploading campaign members are performed only with a specific Magnews user. This setting can be changed .
You can link the Magnews user to a Salesforce power user who can access and update Salesforce contacts/Leads data.
You can link other Magnews users to Salesfoce users who nevertheless have less privileges.
Salesforce to Magnews
Each user in Salesforce is linked to a user in Magnews.
This association is stored in the user's browser and is valid for a limited period of time (2 hours since the last interaction with Magnews).