What is a recommended defense against logic bombs?

Regularly updating the operating system and patching vulnerabilities.

Who is likely to install a logic bomb as an insider threat?

A disgruntled employee with privileged access to computer systems.

Why are rootkits difficult to detect?

Because they alter system files and data reports to avoid detection.

What is a logic bomb?

Piece of code that waits for specific conditions to be met before executing

Logic bombs that detonate after a certain amount of time has passed.

What is the main role of a rootkit?

To alter system files and conceal its presence to avoid detection.

The first known rootkit for industrial control systems (ICS).

How do rootkits block some antivirus software?

By activating before the operating system boots up.

What is the purpose of Secure Boot in defending against rootkits?

To detect tampering with boot loaders and key operating system files.

What are triggers in the context of logic bombs?

Specific events or conditions that cause the logic bomb to execute.

Why are logic bombs hard to identify?

They are stealthy by nature and remain inactive until triggered.

Malware that provides administrative access to a computer by hiding itself

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2.4.6 - Logic Bombs & Rootkits

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Answers

1
What is a recommended defense against logic bombs?
Ignoring scheduled tasks and system backups.
Regularly updating the operating system and patching vulnerabilities.
Using weak passwords to deter logic bomb activation.
Disabling all antivirus software to prevent detection.
2
Who is likely to install a logic bomb as an insider threat?
An external hacker attempting to breach the company's security.
A cybersecurity expert hired to protect the company's network.
A competitor trying to sabotage the company's operations.
A disgruntled employee with privileged access to computer systems.
3
Why are rootkits difficult to detect?
Because they only target outdated operating systems.
Because they activate after the operating system boots up.
Because they alter system files and data reports to avoid detection.
Because they are only installed on Linux/Unix systems.
4
What type of rootkit overwrites the firmware of the system's BIOS?
Driver rootkit
Kernel rootkit
Bootkit
Firmware rootkit
5
Which operating system was targeted by the Machiavelli rootkit?
Mac OS X
Windows
Android
Linux
6
What is a logic bomb?
Hardware device used to trigger system failures
Piece of code that waits for specific conditions to be met before executing
Security measure designed to prevent unauthorized access to networks
Type of malware that encrypts sensitive data on a computer system
7
What are time bombs?
Hardware devices used to activate logic bombs.
Logic bombs that detonate after a certain amount of time has passed.
Encryption keys used to decrypt data encrypted by logic bombs.
Logic bombs that detonate when triggered by specific events.
8
What is the main role of a rootkit?
To provide additional security features to the operating system.
To alter system files and conceal its presence to avoid detection.
To detect and remove other malware from the computer.
To enhance computer performance.
9
What is Stuxnet?
The first known rootkit for industrial control systems (ICS).
A software tool used by system administrators to enhance system security.
A hardware component used to enhance computer performance.
A type of malware that targets Linux/Unix systems.
10
How do rootkits block some antivirus software?
By uninstalling the antivirus software.
By activating before the operating system boots up.
By disabling the computer's firewall.
By encrypting system files.
11
What is the purpose of Secure Boot in defending against rootkits?
To detect tampering with boot loaders and key operating system files.
To encrypt system files and data reports.
To prevent unauthorized access to computer hardware.
To enhance computer performance.
12
What are triggers in the context of logic bombs?
Encryption keys used to decrypt data encrypted by the logic bomb.
Specific events or conditions that cause the logic bomb to execute.
Security measures used to detect and neutralize logic bombs.
Hardware components used to activate the logic bomb.
13
Why are logic bombs hard to identify?
They only affect outdated computer systems.
They are large and easily detectable by antivirus software.
They are activated randomly without specific triggers.
They are stealthy by nature and remain inactive until triggered.
14
What is a rootkit?
Software tool used by system administrators to enhance system security.
Hardware component used to enhance computer performance.
Malware that provides administrative access to a computer by hiding itself
Malware that targets only Linux/Unix systems.

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