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Software as a Service. By Tommy Kauffman CSC342. Software as a Service. Extension of ASP – Application Service Provider Software is offered by a vendor and is paid for by a client SaaS was first coined in February 2001 by the Software and Information eBusiness Division.

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software as a service

Software as a Service

By Tommy Kauffman

CSC342

software as a service1

Software as a Service

Extension of ASP – Application Service Provider

Software is offered by a vendor and is paid for by a client

SaaS was first coined in February 2001 by the Software and Information eBusiness Division

characteristics of saas

Characteristics of SaaS

Top most layer of cloud computing stack

SaaS, PaaS, IaaS

Most widely used layer of cloud computing

Available remotely by the internet

Strong communication

No huge licensing costs

Fast and easy set up

advantages

Advantages

Scalability and rapid deployment

Auto updates

Repair costs are vendor responsibility

Storage is vendor responsibility

Pay by use (subscription, monthly, usage, free)

Fewer personnel

Lower total cost of ownership

Mobility

cost comparison

In-House ASP

----- $214,000

$60,000 -----

$100,000 -----

$90,000 -----

$30,000 -----

$45,000 -----

$5,000 -----

65,000 -----

$395,000 $214,000

Cost Comparison

(Based on real business with 10 users every 3 years)

10 users at $595 / month

10 users running Financial App

Communication Charges

PT Database Admin

Software support

Hardware support

OS licenses

Implementation Services

Totals:

disadvantages

Disadvantages

Security Issues

Data is stored by vendor of software

Some applications are not offered through SaaS

Must have a strong internet connection (fast and reliable)

Customization

example

Example

Gmail

Hotmail

Mikogo

sources

Sources

Glitten, Sandra. “Finance’s role in controlling use of SaaS”. CFOworld. 4 April, 2011. <http://www.itworld.com/saas/152477/finances-role-controlling-use- saas>.

Gray, Mike. “Cloud Computing: Demystifying IaaS, PaaS, and SaaS”. SPS Commerce. 21 October 2010. <http://www.zdnet.com/news/cloud- computing-demystifying-iaas-paas-and-saas/477238>.

Gruman, Galen. “The Truth About Software as a Service (SaaS)”. 21 May 2007, 1-8. <http://www.cio.com/article/109706/The_Truth_About_Software_as_a_Servi ce_SaaS_>.

Software & Information Industry Association. “Software as a Service: Strategic Backgrounder”. February 2001. Print