3. OLD DAYS
When real men used to
write their own device
drivers
ednesday Feb 2013
4. MAINFRAMES
The term originally referred to the large cabinets that
housed the central processing unit (CPU)
Later, the term was used to distinguish high-end
commercial machines from less powerful units
Wednesday Feb 2013
8. CLOUD COMPUTING
“Cloud computing is a model for enabling
convenient, on-demand network access to a shared
pool of configurable computing resources that can be
rapidly provisioned and released with minimal
management effort or service provider interaction”
--NIST
Wednesday Feb 2013
9. CLOUD COMPUTING
-
Wednesday Feb 2013
In simple words, Cloud computing is delivering of computing as a service rather than a product where
we can share resources like software, platforms,
infrastructures, etc as a utility.
In simple words, Cloud computing is delivering of
computing as a service rather than a product
where we can share resources like software,
platforms, infrastructures, etc as a utility.
14. PLATFORM AS A SERVICE
PaaS is the delivery of a computing platform and
solution stack as a service.
PaaS offerings may include facilities for application
design, application development, testing,
deployment and hosting.
Wednesday Feb 2013
15. INFRASTRUCTURE AS A
SERVICE
Platform virtualization environment -- as a service.
Rather than purchasing servers, datacentre
space or network equipment, clients instead buy
those resources as a fully outsourced service.
Several market leaders at the moment
Amazon EC2
Rackspace
Wednesday Feb 2013
16. SOFTWARE AS A SERVICE
Software on demand: you are not buying the
software, you are buying a service
Pay-as-you-go business model
No local server installation
Rapid scalability
Think of using GMail instead of installing Microsoft
Exchange
Wednesday Feb 2013
17. EXAMPLES
Google AppEngine (Python, Java)
Heroku (Ruby on Rails)
Amazon Beanstalk (Java)
Salesforce.com
Windows Azure (.NET, Java, PHP, Ruby)
Wednesday Feb 2013
19. ADVANTAGES
Pay per use
y per use
Instant Scalability
Reliability
Lower cost of ownership
Reduce infrastructure
management responsibility
20. Threats
No Physical access to servers
y per use
Giving all the private data to a third party
Availability of data
Abuse of trust
Legal and compliance issues
21. THREAT
1) Data Loss/Leakage 28.8%
2) Abuse and Nefarious use of Cloud Computing 17.8%
3) Insecure API’s 15.1%
4) Malicious Insiders 11.0%
5) Account/Service and Traffic Hijacking 9.6%
6) Unknown Risk Profile 9.6%
7) Shared Technology Vulnerabilities 8.2%
Top Ranked Threats
Survey Results by CSA
