Accountability in OSI Security Architecture

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What is the primary purpose of maintaining records in a security system?

To ensure data integrity

To prevent security breaches

To support nonrepudiation and enable forensic analysis (correct)

To aid in data recovery

Which OSI security component focuses on protecting against security attacks?

Security architecture

Security protocols

Security services

Security mechanisms (correct)

What type of security attack involves monitoring or eavesdropping on transmissions?

Denial-of-Service Attack

Active Attack

Man-in-the-Middle Attack

Passive Attack (correct)

What are the two types of passive attacks mentioned in the text?

Release of message contents and traffic analysis Signup and view all the answers

Which OSI security component is designed to counter security attacks?

Security services Signup and view all the answers

What characteristic makes passive attacks particularly difficult to detect?

They do not involve data alteration Signup and view all the answers

What type of attack involves the creation of a false data stream?

Masquerade Signup and view all the answers

Which security mechanism involves transforming data into a non-readable form?

Encipherment Signup and view all the answers

What security service assures that the communicating entity is who they claim to be?

Authentication Signup and view all the answers

Which type of attack involves modifying the data stream?

Modification of messages Signup and view all the answers

What is the purpose of digital signatures?

Verifying data authenticity Signup and view all the answers

Which security service provides assurance about the source and integrity of data units?

Data-Origin Authentication Signup and view all the answers

Which of the following best describes the concept of authenticity in cybersecurity?

Confidence in the validity of a transmission, a message, or message originator, verifying that users and each input arriving at the system came from a trusted source. Signup and view all the answers

Which of the following is NOT a common security attack that affects authenticity?

Denial-of-Service attack Signup and view all the answers

Which of the following best describes a man-in-the-middle attack on authenticity?

An attacker intercepts and alters communication between two parties without their knowledge. Signup and view all the answers

Which of the following best describes a replay attack on authenticity?

An attacker replays captured data transmission from an earlier exchange. Signup and view all the answers

Which of the following best describes a phishing attack on authenticity?

An attacker deceives a victim into revealing sensitive information by posing as a trusted entity. Signup and view all the answers

Which of the following is the PRIMARY concern of a security attack that affects authenticity?

Authenticity Signup and view all the answers

Accountability in OSI Security Architecture

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