OCR Network threats 2025

• Describe what social engineering is and how it can be protected against

• Explain the following forms of social engineering:

  • Phishing

  • Blagging

  • Shouldering

• Define the term malware

• Describe the following forms of malware:

  • Computer virus

  • Trojan

  • Spyware
    Trojan

Lesson Objectives

Open Ended

List 3 types of malware that are made to do harm to a computer

Fill in the Blanks

Malicious Software is shortened to:

Multiple Choice

Which of these best describes a worm?

• A self-replicating malware that spreads across networks.
• A tool used for network monitoring and analysis.
• A program that encrypts files on a computer.
• A type of antivirus software that protects against malware.

Multiple Choice

What does a computer virus do?

• A computer virus is designed to protect data from unauthorized access.
• A computer virus can replicate itself, spread to other systems, and cause harm to data and system operations.
• A computer virus is a type of software that only affects hardware components.
• A computer virus enhances system performance and speeds up operations.

​Trojan

Multiple Choice

A trojan malware is...

• A trojan malware is a type of antivirus software that protects the system.
• A trojan malware is a deceptive software that appears legitimate but is designed to harm or exploit the user's system.
• A trojan malware is a legitimate application that enhances system performance.
• A trojan malware is a hardware device used for data storage.

Multiple Choice

Spyware is...

• a tool for enhancing computer performance
• software that protects against viruses
• a type of hardware used for data storage
• a type of malicious software that collects information without consent

Multiple Choice

Ransomware is...

• a type of malicious software that demands a ransom to restore access to data
• a tool used for data backup
• a type of software that enhances data security
• a virus that deletes files permanently

Teams > Network Security > L1 Network Threats > Task 1

Open Ended

What story could you tell
someone that might persuade
them to give you their
username and password?

Open Ended

Apart from looking over someone shoulder and using a CCTV camera, what two other ways could shouldering be carried out?

Open Ended

What advice can you give to someone trying to recognise phishing emails? (5 things)

Open Ended

Teams > Network Security > L1 Network Threats > Task 2