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Cloud Service Models
- IaaS
- Delivers infrastructure, outsourced physical hardware and hosting
- PaaS
- Deliver computing platform as a stack, outsource managing hardware, software and provisioning of hosting
- SaaS
- Deliver usable application, outsource all infrastructure and application capabilities
Deployment Models
- Public Cloud
- Utility Pricing
- Elasticity
- Core Competency
- Private Cloud
- Hybrid Cloud
- Community Cloud
Worst Practices
Migrating Applications to the Cloud
- Requires work
- System needs to be loosely coupled to infrastructure
- System has to be stateless /RESTful/
- Diff between Host and Cloud
Cloud Security
- Myths
- Cloud computing sometimes thought of as insecure and data cannot be placed in public cloud for any reason (resort to private cloud without competency)
- Cloud competing security is solely taken care of vendors
Multi Tenancy vs Single Tenant
- Total Isolation
- Data Isolation
- Data Segregation
Data Store Type