Lesson 3

Question 1

is the concealment of information or resources.
There is a need to keep information secret from other third parties.

Answer 1

CONFIDENTIALITY

Question 2

is the trustworthiness of data in the systems or resources by the point of view of preventing unauthorized and improper changes.

Answer 2

INTEGRITY

Question 3

refers to the ability to access data of a resource when it is needed, such as the information has value only if the authorized people can access at right time.

Answer 3

AVAILABILITY

Question 4

is when someone gains access to a server, website, or other sensitive data using someone else’s account details.

Answer 4

UNAUTHORIZED ACCESS

Question 5

1.

Is a Person who tries and exploits a computer system for a reason which can be money, a social cause, fun etc.

Answer 5

HACKER

Question 6

Is an action or event that might compromise the security.

Answer 6

THREAT

Question 7

It is a weakness, a design problem or implementation error in a system that can lead to an unexpected and undesirable event regarding security system.

Answer 7

VULNERABILITY

Question 8

Is an assault on the system security that is delivered by a person or a machine to a system. It violates security.

Answer 8

ATTACK

Question 9

Is a software that operates on different OS which is used to prevent from malicious software.

Answer 9

ANTIVIRUS
or
ANTIMALWARE

Question 10

Is a technique that a hacker uses to stole data by a person for different for purposes by psychological manipulation combined with social scenes.

Answer 10

SOCIAL ENGINEERING

Question 11

It is a malicious software that installs on your computer without your consent for a bad purpose.

Answer 11

VIRUS

Question 12

It is a software or hardware which is used to filter network traffic based on rules.

Answer 12

FIREWALL

Question 13

iswhat encryption algorithms, or ciphers, transform an original message into.
Clue: Character sa FL

Answer 13

CIPHER TEXT

Question 14

integrity refers to the accuracy, consistency, and reliability of data over its entire lifecycle.

Answer 14

DATA INTEGRITY

Question 15

Malicious software, such as viruses, worms, and Trojans, can infect systems and corrupt or steal data.

Answer 15

MALWARE
AND VIRUSES

Question 16

Unauthorized access to sensitive data by hackers or insiders can lead to data theft, manipulation, or exposure.

Answer 16

DATA BREACHES

Question 17

Mistakes made by employees or users, such as accidental data deletion or improper data entry, can compromise data integrity.

Answer 17

HUMAN ERROR

Question 18

Hardware components, including hard drives and memory modules, can fail and result in data corruption or loss.

Answer 18

HARDWARE FAILURES

Question 19

like Distributed Denial of Service (DDoS) and ransomware can disrupt data availability and lead to data loss or corruption.

Answer 19

CYBERATTACKS

Question 20

is the process of converting data into a coded or unreadable format, known as ciphertext.

Answer 20

DATA ENCRYPTION

Question 21

Methods of Data Encryption(3):

Answer 21

1. Symmetric Encryption
2. Asymmetric Encryption
3. End-to-End Encryption

Question 22

is a mathematical algorithm that takes an input (or “message”) and returns a fixed-size string of characters, which is typically a hexadecimal number.

Answer 22

HASH FUNCTION

Question 23

They involve mechanisms and processes for verifying the identity of users and regulating their access to data, systems, or resources.

Answer 23

ACCESS CONTROL AND AUTHENTICATION