Specify the number of days that rights account certificates (RACs) for external users authenticating using ADFS are valid. ...

Specify the number of days that rights account certificates (RACs) for external users authenticating using ADFS are valid.

Specify the location of the AD RMS certification server that should issue RACs to external users. If this setting is not configured, external users will request a RAC from the certification cluster that published the protected content.