Cyber Safety: Understanding Network Security Through…

What Cyber Safety is All About

Cyber safety refers to the practices, policies, and technologies designed to protect computer systems and networks from unauthorized access, attacks, and damage. It encompasses a wide range of activities aimed at preventing, detecting, and responding to cyber threats.

In this simulation, you'll explore these concepts through a top-down 2D map representing different layers of a company's network infrastructure, including the internet, demilitarized zone (DMZ), office local area network (LAN), and server zones.

How Cyber Threats Spread

Phishing attacks and exploits are common ways cyber threats enter a network. Phishing involves tricking users into revealing sensitive information or downloading malicious software, while exploits take advantage of vulnerabilities in software to gain unauthorized access.

In the simulation, malware can move laterally through the network, spreading from one device to another, much like how an infection might spread within a biological system.

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Defensive Measures and Their Physics

Defensive measures such as multi-factor authentication (MFA), segmentation of networks, endpoint detection and response (EDR) systems, and regular offline backups can be understood through the lens of physics. These strategies act like barriers or filters to prevent or slow down the spread of cyber threats.

For example, MFA acts like a physical lock that requires multiple forms of identification before granting access, while segmentation creates virtual walls within the network to isolate different parts and limit lateral movement.

Real-World Applications

The principles learned in this simulation are directly applicable to real-world cybersecurity practices. Understanding how cyber threats spread and how defenses can be implemented is crucial for protecting sensitive data and maintaining network integrity.

Companies like banks, hospitals, and government agencies use similar strategies to protect their critical infrastructure from cyber attacks.

Frequently asked questions

What are the most common types of cyber threats?

The most common types include phishing attacks, malware (such as ransomware), and exploits that take advantage of software vulnerabilities. These can lead to data breaches, system infections, and unauthorized access.

How does segmentation help in network security?

Segmentation divides a network into smaller parts with different levels of trust. This limits the spread of cyber threats by preventing them from moving easily between segments, similar to how a firewall works but at a more granular level.

Why is multi-factor authentication (MFA) important?

MFA adds an extra layer of security beyond just a password. It requires users to provide two or more forms of verification, making it much harder for attackers to gain unauthorized access even if they have obtained one form of identification.

What is the role of endpoint detection and response (EDR) in cybersecurity?

EDR systems monitor endpoints (like computers and mobile devices) for signs of malicious activity. They can detect, analyze, and respond to threats in real-time, acting as a sentinel that alerts security teams when something suspicious occurs.

Try it live

Everything above runs in your browser — open Cyber Safety: 2D Network Breach Map and change the parameters while it is running. Nothing is installed, nothing is uploaded, the whole model lives in one tab.

▶ Open Cyber Safety: 2D Network Breach Map simulation

Cyber Safety: Understanding Network Security Through Simulation