Cloud Architecture

Cloud Types (Cube Dimensions in Bold)

Architecture

Perimeterised

Hybrid

Deperimeterised

Development Approach

Open

Hybrid

Proprietary

Location

Internal

Hybrid

External, On Shore, Off Shore

Sourcing

Insourced

Hybrid

Outsourced

Translucency

Degree of "Cloudiness"

Fully Abstracted

Partially Abstracted

Not Abstracted

Cloud Abstraction Points

Platform from Infrastructure (IaaS)

Application from Platform (PaaS)

Process from Application (SaaS)

Is SaaS really Cloud like, no more than IaaS is or PaaS is !  One can design SaaS to be cloud like, just as one can design PaaS and IaaS to be Cloud like.

Value from Process (PraaS)