Principles and Types of Security

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What are the three principles of security mentioned in the text?

Integrity, Authorization, Availability

Authentication, Authorization, Availability

Confidentiality, Authentication, Authorization

Confidentiality, Integrity, Availability (correct)

Which type of security involves prevention of access to physical facilities like computer systems?

Physical security (correct)

Authorization security

Information System Security

Deterrence security

What is the mechanism that tries to stop intruders from gaining access to a system?

Detection

Response

Deterrence

Prevention (correct)

Which principle of security aims to prevent unauthorized access of information to third parties?

Confidentiality Signup and view all the answers

What mechanism assumes that the intruder has succeeded or is in the process of gaining access to the system?

Detection Signup and view all the answers

What is the aftereffect mechanism that tries to respond to the failure of other security mechanisms?

Response Signup and view all the answers

What is a firewall?

Hardware or software used to isolate the sensitive portions of an information system facility from the outside world Signup and view all the answers

What is the purpose of physical security barriers?

To hinder access to a protected resource Signup and view all the answers

What is the function of packet filters in firewalls?

Allowing packets to pass through based on preset conditions Signup and view all the answers

What does cryptography primarily aim to protect?

The integrity, confidentiality, and availability of information in servers and during transmission Signup and view all the answers

What is the purpose of symmetric encryption in cryptography?

To encrypt and decrypt data using a single shared key Signup and view all the answers

What are sniffers?

Programs installed on communication channels to eavesdrop on network traffic Signup and view all the answers

What defines stateful inspection firewalls?

They compare packet data with archived friendly packets Signup and view all the answers

3

Information security controls include the integrity, confidentiality, and availability of information at servers. Signup and view all the answers

What is a password in the context of access controls?

A string of characters used to verify a user to an information system facility. Signup and view all the answers

Principles and Types of Security

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