Hello baillied,   Retention duration is not specified but can be purged upon request. If more information is needed I could recommend contacting your Account Manager. We don't want to expose your personal information on public forum.  
Hi, I am working on a design for an upgrade to SCG in a financial services environment. I can anticipate a governance question on how long collection data uploaded to the backend is kept by Dell.  Any guidance on this appreciated.
Collection data stored on backend, for how long?