Web-oriented architecture (WOA) is emerging
The principles of WOA are:
1. It is a resource-oriented architecture (ROA) - so it is based on URIs and hyper-links
2. It is based on the web protocols for discovery and consumption - e.g. granular stateless services using REST much like with SOA.
3. It encourages linked-data - so different apps and data can reuse APIs and vocabularies to support mashups (WEB3.0).
4. Open yet secured