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Cloud computing in a nutshell
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Cloud computing in a nutshell


A very basic introduction for people interested to know about cloud computing

A very basic introduction for people interested to know about cloud computing

Published in Technology
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  • 1. Mehmet Gonullu 2013© mgonullu@gmail.com
  • 2. A model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applicatio ns, and services) that can be rapidly provisioned and released with minimal management effort or service provider interaction (NIST, 2011)
  • 3. Copyright Sam Johnson
  • 4.  Software as a Service SaaS Platform as a Service PaaS Infrastructure as a Service IaaS Other types: Database as a Service, Desktop as a Service, Storage as a Service…
  • 5.  Software are hosted in the cloud No need for local software installation Main use: Email, CRM, Office Suites,… Examples: Google Apps, Office 365, Amazon Web Services, Salesforce… Benefits: Fast Deployment, Flexible Customization
  • 6.  Hardware and Software facilities provided to develop web applications Main Use: Development Environment, web servers, Databases,… Benefits: Remove the cost of maintaining a local development environment, faster ROI for new software startup Examples: Google App Engine, OpenStack, Windows Azure
  • 7.  VirtualDatacenter components are provided eg. Virtual Machines, Virtual Networks, Storage,… Main Use and benefits: Elastic Resource Provisioning, On demand scaling capabilities, Out of the box Computing resources Example: Amazon EC2, Rackspace,…
  • 8.  Private cloud: in-house managed cloud intended for a single enterprise use Public cloud: Used by cloud services providers Community cloud: group of private clouds shared between 2 or more organization Hybrid Cloud: a combination of clouds from the above types
  • 9.  Data Protection over the cloud Availability of cloud computing providers Legalization Security Standards are held with providers
  • 10.  SaaS remains the fast growing one with more companies offering competitive prices for enterprise software solutions IaaS is also continuing to grow with IT outsourcing booming and organizations looking for higher ToC and ROI. PaaS is allowing more startups to appear and pursue their places with big players
  • 11.  NIST 145/SP800-145.pdf Wikipedia: TechTarget: five-cloud-computing-security-issues Cisco: security-risks-of-cloud-computing/ Technet: 4/what-is-infrastructure-as-a-service-iaas.aspx