Public and Private Cloud

• Public clouds are less secure than private clouds.

• Public clouds utilize shared infrastructure, while private clouds use an organization’s own infrastructure.

• Public clouds are more expensive than private clouds.

• Private clouds require no security management.

• Physical security

Multi-tenancy management

• Shared infrastructure management

• Outsourcing encryption

• Complete control over infrastructure

• Ownership of the physical servers

• Offloading front-end web applications to lower latency for global users

• Zero security responsibilities

Zero latency for local applications

• Private ownership of physical data centers

No need for encryption

• Shared infrastructure with multi-tenancy

Business continuity initiatives

• Supporting cloudbursting of IT resources

• Storing sensitive on-premises-only data

• Archival medium for enterprise data

• The ease of outsourcing IT management

• Lack of available public cloud providers

• Regulatory demands and financial governance

• Simplicity of setup

• Reduces latency to the absolute minimum

• Enhances multi-tenancy options

• Increases round-trip network times

• Minimizes cost of physical infrastructure

• 10%

• 60%

• 24%

• 41%

• 24%

• Less than 10%

• 15%

• 50%

• Multi-tenancy management tools

• Encryption software

• Cloudbursting tools

• Automation and capacity-planning tools