COSC 1360 Midterm One || with Accurate Answers 100%.
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Course
COSC 1360
Institution
COSC 1360
What do we Want to Secure? (types of assets) correct answers PII (Personally Identifiable Information)
•Social Security Number◦Financial Information
•Medical Records
•Web Activity
•browsing history
◦social media
◦social media includes personal photos, chatrooms, emotiona...
COSC 1360 Midterm One || with Accurate Answers 100%.
What do we Want to Secure? (types of assets) correct answers PII (Personally Identifiable
Information)
•Social Security Number◦Financial Information
•Medical Records
•Web Activity
•browsing history
◦social media
◦social media includes personal photos, chatrooms, emotional reactions, political views, etc.
‣Intellectual Property
•company pending patents
◦Location
•location-tracking offers several opportunities such as marketing, criminal investigations, and
◦malicious acts such as stalking
Modes of Transportation•cars, planes, boats, etc.
Properties of Assets That we Want Protected CIA Triad correct answers Confidentiality
◦Integrity
◦Availability
Other Types of Resources
•hide the existence of things such as nuclear plants, data centers, etc.
Integrity correct answers Definition: data and/or resources stay unmodified
•(also Metadata)
◦Metadata is the data about the data (example would be the data of a digital photo)
‣Integrity of Origin
•supply chain, weapon-manufacturing, screw-manufacturing, etc.
, ◦Malice or Accident: does not matter if malice or accident... integrity must be kept and protected
Avaialbility correct answers Availability of data to be used
Ransomware
•DDoS (Distributed Denial of Service)
Case Study: Matt Honan correct answers Journalist Matt Honan his Twitter, website, Gmail,
Amazon, and Apple ID hacked into
•Hacker used various hacking-techniques such as social hacking to gain access to Matt Honan's
◦digital accounts
Hacker eventually gained access and destroyed Matt Honan's digital accounts
Social Engineering correct answers -convince people
-collect information first
-used by Kevin Mitnick
Internet Design/architecture: layered correct answers Sharing information;
- How can two machines exchange data regardless of their physical
distance?
- What is data (from the machine perspective)?
- A signal (ex. electric), bits (binary digit)
-internet layers from bottom to top: Physical layer, Data Link Layer, Network Layer, Transport
Layer, Session Layer, Presentation Layer, Application Layer
The Physical Layer correct answers What physical medium should the signal travel on?
- Wired- coaxial cables, fiber optics
- Point to point communication
- To intercept, you would need to physically install a wire tap
- Wireless- Satellite, subwater cables
- Sender A to antenna to receiver B
- Wireless signal wave reaches the antenna then to the
receiver
- Anyone in the vicinity of the antenna would also receive the
wave
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