Question 1

What is a primary security risk associated with online updates?

Accepted Answer

Attackers gaining unauthorised access to the update mechanisms

Answer

Improved software performance

Answer

Increased data storage capacity

Answer

Enhanced user interface features

Question 2

How can a Man-in-the-Middle (MitM) attack compromise online updates?

Accepted Answer

An attacker intercepts and alters updates during transmission&#44; potentially injecting malware

Answer

By ensuring all updates are verified with digital signatures

Answer

By providing a direct download link from a trusted source

Answer

By encrypting the update files to make them secure

Question 3

What type of malicious software can be injected into update files by attackers?

Accepted Answer

Viruses and Trojans

Answer

Worm

Answer

Ransomware

Answer

Virus

Question 4

How does a Denial of Service (DoS) attack typically affect online updates?

Accepted Answer

Attackers overload update servers&#44; preventing legitimate users from receiving updates

Answer

It speeds up the update process.

Answer

It enhances security measures.

Answer

It improves server performance.

Question 5

What is a rollback attack, and why is it a security concern?

Accepted Answer

Forcing systems to revert to older&#44; vulnerable software versions&#44; reintroducing patched security flaws

Answer

A rollback attack is a method to upgrade software securely.

Answer

A rollback attack is when a user intentionally deletes their old files.

Answer

A rollback attack involves restoring lost data from backups.

Question 6

Which of the following is a mitigation strategy to secure online updates?

Accepted Answer

Secure update servers with access controls&#44; encrypt data transmission using HTTPS/SFTP&#44; verify updates with digital signatures

Answer

Disabling firewalls during updates

Answer

Installing all updates without verification

Answer

Using outdated software for installations

Question 7

Why is secure transmission of update files critical?

Accepted Answer

To prevent unauthorized access and ensure file integrity

Answer

To reduce the transmission speed

Answer

To make the files larger

Answer

To simplify the update process

Question 8

How do digital signatures help in maintaining the integrity of update files?

Accepted Answer

They verify the authenticity of the update&#44; ensuring the files have not been tampered with

Answer

They provide a backup of the original file.

Answer

They make the file unreadable to unauthorized users.

Answer

They compress the file size for faster downloads.

Question 9

What is the purpose of using Content Delivery Networks (CDNs) in the context of online updates?

Accepted Answer

CDNs distribute the update load to prevent DoS attacks on update servers

Answer

To create a centralized server for all data

Answer

To limit access to certain users

Answer

To store backups of data in physical locations

Question 10

Why is it important to have a robust incident response plan for online updates?

Accepted Answer

To quickly address and mitigate any security breaches or vulnerabilities that may arise during the update process

Answer

To avoid any need for software updates

Answer

To eliminate all software bugs

Answer

To ensure all users have the same experience

Question 11

How do authentication mechanisms enhance the security of update verification?

Accepted Answer

They ensure that only authorized users can initiate updates, preventing unauthorized alterations.

Answer

They increase the speed of updates.

Answer

They make updates free of charge.

Answer

They eliminate the need for user consent.

Question 12

Why should organizations conduct regular security assessments of their online update systems?

Accepted Answer

To identify and mitigate potential vulnerabilities

Answer

To enhance marketing strategies

Answer

To increase user engagement

Answer

To reduce the cost of software development

Question 13

How do automatic rollback mechanisms enhance the security of online updates?

Accepted Answer

They revert changes in case of errors or vulnerabilities

Answer

They increase the size of updates

Answer

They eliminate the need for user authentication

Answer

They speed up the update process

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