Computer Science

Being part of the solution

The cost of cybercrime

Non-automated cybercrime

Automated cybercrime

Fighting fire with fire

Network defence

Where is the danger?

Security

Any activity designed to protect the usability and integrity of a network and its data by managing access to the network.

Designing programs that are less vulnerable to cyberattack.

Ensuring that all staff are adequately trained to protect an organisation.

The practice of protecting systems, networks, and programs from digital attacks.

Which of these sentences most accurately defines cybersecurity?

An individual who is inexperienced but interested in a career in IT.

An individual who may seek financial reward for finding vulnerabilities but is more interested in finding the vulnerabilities than the reward.

An individual who will violate computer security for malicious / financial reasons, AKA cracker.

An individual whose activities are designed to test and enhance computer security, AKA ethical hacker.

Which of these sentences defines an ethical hacker?

Individuals who don’t care about money.

Individuals who organise mass walkouts and protests.

Individuals who use technology to announce a social, ideological, religious, or political message.

Individuals who will stop at nothing to get their message across.

Which of the sentences below most accurately describes hacktivists?

A discipline in social science that refers to efforts to influence particular attitudes and social behaviours on a large scale to produce desired characteristics in a target population.

Getting information from people by promising them things.

The psychological manipulation of people into performing actions or divulging confidential information.

Which of the sentences below most accurately represents social engineering in cybersecurity?

A physical security breach in which an unauthorised person follows an authorised individual to enter secured premises.

A technique that involves a social engineer being physically present to overhear confidential conversations.

Redirecting victims to a bogus site even if the victim has typed the correct web address; this scam is often applied to the websites of banks or e-commerce sites.

Trying to obtain confidential records such as passwords by sending emails that look as if they are from a legitimate, respected organisation, but contain links to fake websites that take data from their unsuspecting victims.

Which of the sentences below defines phishing?

A type of malware that can be combated by constantly updating software.

Self-replicating malware that does not need to infect an existing program but is able to spread very rapidly, infecting large numbers of machines.

Self-replicating malware that usually embeds itself into an existing software on a device and then, once that software is run, spreads to other executable files.

Which of the sentences below most accurately represents a worm?

Which of the sentences below most accurately represents a virus?

SQL injection allows cybercriminals to do which of the following actions?

The process of encoding data or a message so that it cannot be understood by anyone other than its intended recipient.

A firewall blocks unexpected connections coming into the network; most operating systems include a firewall.

A firewall sits between a local network or computer and another network, controlling incoming and outgoing network traffic.

A firewall’s rules determine which traffic is allowed through and which isn’t.

Which of the following is incorrect in relation to firewalls?

A plan to review and test code in an attempt to discover vulnerabilities in programs before cybercriminals find them.

Allowing an organisation to resume business quickly during or after a disaster, which could include a cyberattack.

Monitoring and analysis of computer network traffic for information gathering and intrusion detection.

Security measures that are designed to deny unauthorised access to facilities, equipment, and resources and to protect personnel and property from damage or harm, e.g. the use of passcards and biometric checks (fingerprints, retinal scans).

Which of the sentences below most accurately represents network forensics?

A plan to review and test code in an attempt to discover vulnerabilities in programs before cybercriminals find them

Allowing an organisation to resume business quickly during or after a disaster, which could include a cyberattack

Monitoring and analysis of computer network traffic for information gathering and intrusion detection

Security measures that are designed to deny unauthorised access to facilities, equipment, and resources and to protect personnel and property from damage or harm, e.g. the use of passcards and biometric checks (fingerprints, retinal scans)

Which of the following definitions describes physical security?

"Penetration testing is defined as a type of A.______ testing used to test the B.______ areas of a system or application." What is the missing word at position A?

"Penetration testing is defined as a type of A.______ testing used to test the B.______ areas of a system or application." What is the missing word at position B?

This lesson will be removed by the end of the Spring Term 2026.

Being part of the solution

Lesson outcome

This lesson will be removed by the end of the Spring Term 2026.