Cyber Security Solutions

Match the following methods of protecting a computer system with their definition

• A string of characters used to gain access to a computer system

• Two-factor authentication

• Users are required to verify their identify in 2 different ways

• Passwords

• Prevents certain packets of data from entering/leaving a network

• Firewalls

• Uses a database of known harmful software to search for dangerous files on a device

• Access Levels

• Allowing different users different permissions for files and programs

• Anti-malware software

Firewalls are available as a special hardware device or as ​ (a)   . A firewall will block ​ (b)   of information that are from certain malicious IP addresses. It can also block packets that are for ​ (c)   that are not used. When packets are blocked from entering a computer or network they are said to be ​ (d)   . A firewall can look at the data inside each packet of data. This is known as ​ (e)   . Computers that are protected by the firewall are part of the trusted network.

• software
• packets
• ports
• dropped
• packet inspection

Put the stages of initializing a HTTPS connection with SSL/TLS in order.

• The browser inspects and verifies the server certificate

• If the certificate is valid, the browser will send an encrypted session key to the server

• Client browser requests a secure connection

• The server and browser can now communicate using the session key

• Server responds be sending a copy of its security certificate

Which of these user authentication methods are not bio-metric

• Retina scan

• Facial recognition

• 2FA

• Fingerprint scanning

Put the following passwords in order from weakest to strongest

• rigby

• R1GbY!

• MrR1GbY1$tH3Be5t!

• password

• RiGbY

The user who has access to all files, data and programs on a computer system is known as the ______________.

A ​ (a)   is a type of malware that is triggered by running an infected file, whereas a ​ (b)   is able to self-replicate and will often spread automatically through a local network.

• virus
• worm
• trojan-horse
• hacker

An online busiess is concerned about DoS attacks so do not allow their customers to directly connect to their company website. When placing orders, customers connect to an intermediary device known as a ________________.

Certain websites/applications will ask for access to your device. You can manage how much data you share by using...

• Privacy settings

• Firewall

• Proxy server

• Anti-malware

Match the following types of bio-metric security with the part of the body it measures.

• Iris scanner

• Measures the back of your eyeball

• Fingerprint scanner

• Measures the pattern on your fingertips

• Voice recognition

• Measures the size and position of your eyes, nose, mouth, etc.

• Retina scanner

• Measures the coloured part of your eye

• Facial recognition

• Measures the timbre of spoken words