Cyber Security

Question 1

In order to create a strong, secure password what must it contain?

Answer 1

It has to be something difficult, if it is personal try make it something people don’t know about you. It should contain a mix of capitals and lower case letters, numbers and special characters Ex/ StR0ngP@Ssw0rD1967!

Question 2

What are other ways you can secure data and accounts other than a single password?

Answer 2

2 factor authentication (2FA), something specific like entering a code sent to your phone, fingertip recognition, Face ID and voice recognition

Question 3

What is a white hat hacker?

Answer 3

A white hat hacker is employed and paid by companies to legally hack into their data and software in order to exploit any problems so the company is able to fix it and make their account more secure

Question 4

What is a black hat hacker?

Answer 4

Black hat hackers are illegal hackers, these guys will hack into software with malicious intent and when they find a weakness they will exploit it, some even put it on the dark web for sale so other people can access it

Question 5

What is a grey hat hacker?

Answer 5

Grey hat hackers are a mix of both black and white. They will go hacking into software without permission but when they find something they will go to the company and ask for a small fee for helping them spot a problem. However if the company refuse or decline the hacker will then exploit the weakness. This is still illegal as the hacker never had permission

Question 6

What is the Computer Misuse Act?

Answer 6

In the UK, the Computer Misuse Act is the law used most frequently to charge people who have used technology illegally

Question 7

What does every file ok your computer have?

Answer 7

A file extension

Question 8

What is a file extension?

Answer 8

A file extension identifies a type of data stored and the program it would open in

Question 9

What are some file extensions?

Answer 9

Word processing document, presentation, sound file, video file, acrobat file, picture and web page

Question 10

How do hackers use file extension to share unwanted data and bugs?

Answer 10

Hackers will change the file extension and send it to people in order to trick people into opening the file when really it can contain bugs, viruses and unwanted data

Question 11

How can we find out more information about an image?

Answer 11

We can run a reverse Google search meaning we can enter a photo and Google will provide similar searches and information on the photo

Question 12

What does a reverse google search allow you to figure out?

Answer 12

You can figure out when the photo was taken and were it was taken

Question 13

What do file properties allow you to figure out?

Answer 13

File properties allow you to access additional information about the phone like the pixels, if the photographer used the flash and when it was last modified

Question 14

What dies EXIF data stand for?

Answer 14

EXIF is short for Exchangeable Image File

Question 15

What is a MD5 Hash File?

Answer 15

And MD5 hash is the products of cryptographic algorithms, complicated mathematical operations preformed on the contents of a file designed to price a string of numbers unique to that file

Question 16

How can you determine if a file has been hacked comparing it to its original hash?

Answer 16

Even the slightest adjustment to a file will change the hash number therefore you can compare it to the original to check if it’s been tampered with

Question 17

What is steganography?

Answer 17

Steganography is the privative of hiding a secret message inside of something that is not secret Ex/ embedding a secret message or script inside a word or excel document

Question 18

What is the purpose of steganography?

Answer 18

The purpose of steganography is to conceal and deceive. It is a form of convert communicate and can use any sort of medium to hide messages

Question 19

What is a penetration test?

Answer 19

A penetration test is an authorised simulated cyber attack on a system to see how secure it is from real attacks

Question 20

What is ethical hacking?

Answer 20

Hacking done to help improve security

Question 21

What’s a common example of a phishing attack?

Answer 21

An email from an unknown asking to click a link to confirm details

Question 22

What is the main goal of forensic analysis in digital forensics

Answer 22

To analyse the contents of a file

Question 23

What is an example of steganography?

Answer 23

Hiding data in plain sight

Question 24

What is a disadvantage of steganography?

Answer 24

It is difficult to detect making it popular between criminals who want to conceal their activities

Question 25

What does running a reverse google search on an image help to do?

Answer 25

It helps to determine the origin and usage history of the image

Question 26

What is phishing?

Answer 26

An email scam that attempts to steal personal information

Question 27

What is social engineering?

Answer 27

A type of software that steals your personal information

Question 28

What is 2FA

Answer 28

A security system that requires two forms of authentication

Question 29

Why are OS updates important?

Answer 29

To fix bugs and security vulnerabilities

Question 30

In digital forensics what is an MD5 Hash used for?

Answer 30

Detecting changes or tampering in files

Question 31

What are the risks of unsecured WiFi networks?

Answer 31

Unauthorised access to personal data

Question 32

What is the purpose of editing a file extension?

Answer 32

To hide the true format of a file