📌 Authentication verifies who a user is, authorization determines what an authenticated user may do, and accountability tracks actions performed by users.
CIA: Confidentiality, Integrity, Availability
1. Which security objective ensures that information is accessible to authorized users when it is needed?
2. A user successfully proves their identity and is then allowed to view but not alter a file. Which security functions are illustrated by these two steps?
3. What condition directly defines a buffer overflow?
What is system security?
Protection of computer systems and data from unauthorized access and threats.
What are the three components of the CIA triad?
Confidentiality, integrity, and availability.
What is a control hijacking attack?
It manipulates program flow to execute unintended or attacker-controlled code.
What happens when a buffer receives more data than its capacity?
The extra data may overwrite adjacent memory.
System Security Definition - Label
Protection from unauthorized access and damage
CIA triad components
Confidentiality, Integrity, Availability
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