Cloud Computing/Virtualization

Question 1

Cloud Computing - Definition

Answer 1

Hosting data and services on the internet instead of hosting it locally.

Example: Running an office suite such as Office 365 or Google Docs.

Question 2

Ways to Implement Cloud Computing

Platform as a Service

Answer 2

1. Paas
2. Vendors allow apps to be created and run on their infrastructure.
3. Example: Amazon Web Services

Question 3

Ways to Implement Cloud Computing

Software as a Service

Answer 3

1. SaaS
2. Applications are run remotely over the web.
3. Big Advantages.
   
   • No local hardware, other than that needed to access the web.
   • No special software applications.
4. Way often thought of when users think of cloud computing.

Question 4

Ways to Implement Cloud Computing

Infrastructure as a Service

Answer 4

1. IaaS
2. Utilizes Virtualization
3. Clients pay an outsourcer for resources used.

Question 5

Cloud Computing - Risks

Regulatory Compliance

Question 6

Cloud Computing - Risks

User Privelages

Answer 6

1. You do not have the same level of control over user accounts in the cloud as you do locally.

Question 7

Cloud Computing - Risks

Data Integration/Separation

Answer 7

1. Hosting companies usually put more than one customer on a server.
2. Always encrypt your data in case other customers gain access.
3. Your data is only as safe as the with which it is integrated.
4. Keep your data on secure servers.

Question 8

Risks - Virtualization

Breaking out of the Virtual Machine

Answer 8

1. When an employee breaks out of the virtualization layer and gaines access to parts of the system they weren’t intended to access.

Question 9

Risks - Virtualization

Network and Security Contorls Can Intermingle

Answer 9

1. Tools used to administer the virtual machine might not have same granularity as those used to manage the network.
2. Could lead to privilage escalation.