What are 3 basic principles of informational security?

Infosec

Quiz
•
Computers
•
Professional Development
•
Easy

Alex Bel
Used 3+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 2 pts
Confidentiality
Obfuscation
Integrity
Availability
Durability
Answer explanation
The basic principles of information security, often summarized as the CIA triad, encompass three core concepts:
Confidentiality, Integrity, and Availability.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What principle of information security ensures that data remains accurate, complete, and trustworthy throughout its lifecycle?
Confidentiality
Integrity
Availability
Answer explanation
Integrity ensures that data remains accurate, complete, and trustworthy throughout its lifecycle. Integrity measures, such as checksums, digital signatures, and access controls, safeguard data from unauthorized modification, deletion, or corruption.
They help maintain data consistency and reliability, ensuring that it can be trusted for decision-making and analysis.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the primary goal of confidentiality in data security?
To ensure data is unmodified
To prevent unauthorized access to data
To verify the identity of users
To detect and respond to security incidents
Answer explanation
Confidentiality refers to the protection of sensitive information from unauthorized access or disclosure. In an information security context, maintaining confidentiality means ensuring that only authorized individuals or systems can access certain data or resources. This is typically achieved through encryption, access controls, authentication mechanisms, and other security measures.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which principle of information security ensures that data, systems, and resources are accessible and usable when needed by authorized users?
Confidentiality
Integrity
Availability
Answer explanation
Availability ensures that data, systems, and resources are accessible and usable when needed by authorized users.
Availability measures, such as redundancy, backup and recovery systems, and disaster recovery planning, mitigate disruptions caused by hardware failures, software errors, cyberattacks, or natural disasters. They ensure that critical services remain operational and accessible, even in adverse conditions.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the primary purpose of data encryption in information security?
To increase data storage capacity
To make data easier to access
To protect data confidentiality
To speed up data transmission
Answer explanation
Encryption is the basic building block of data security. It is the simplest and most important way to ensure a computer system's information can't be stolen and read by someone who wants to use it for malicious purposes.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement best describes how encryption works?
Encryption hides data using a secret code.
Encryption converts data into unreadable ciphertext using a special key.
Encryption removes sensitive information from data.
Encryption hides data behind a password which user sets up
Answer explanation
Encryption involves converting human-readable data into incomprehensible text, which is known as ciphertext. Encryption involves using a cryptographic key.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does the term "plaintext" refer to in encryption?
Encrypted data
Data after decryption
Original, unencrypted data
Data transmission protocol
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