Cyber Security 101

calendar Jul 12, 2025 · 3 min read

Overview

Introduction

In today’s hyper-connected world, cybersecurity is no longer just a concern for big tech companies or governments — it’s a necessity for everyone. Whether you’re shopping online, working remotely, or just browsing social media, your personal information is constantly at risk of falling into the wrong hands. This post is a simple, no-jargon introduction to cybersecurity and how you can protect yourself online.

I will be covering the subjects below in more depth within future posts.

What is cybersecurity?

Cybersecurity refers to the practice of protecting systems, networks, and data from digital attacks. These attacks can come in many forms — from viruses and malware to phishing scams and ransomware. The goal of cybersecurity is to safeguard the confidentiality, integrity, and availability of your digital information.

Why It Matters

You might think, “I’m not important enough to be a target.” But cybercriminals don’t just go after the rich and powerful. In fact, they often target everyday users because they’re more likely to have weak defenses.

Compromised personal data can lead to:

  • Identity theft

  • Financial loss

  • Privacy invasion

  • Loss of access to important files

Common Threats to Know

Here are a few of the most common cybersecurity threats you should be aware of:

  • Phishing: Fake emails or messages that trick you into giving away personal information.

  • Malware: Software designed to harm or exploit devices (e.g., viruses, worms, spyware).

  • Ransomware: Malware that locks your files until you pay a ransom.

  • Social Engineering: Manipulating people into breaking security procedures (e.g., pretending to be tech support).

  • Password Attacks: Using tools to guess or steal your passwords.

Cybersecurity Best Practices

The good news? You don’t need to be an IT expert to stay safe. Here are some practical tips to help you build a solid cybersecurity foundation:

1. Use Strong Passwords

  • Make them long (at least 14 characters).

  • Mix letters, numbers, and symbols or use three random words

  • Avoid using real words or personal info.

  • Use a password manager to keep track.

2. Enable Two-Factor Authentication (2FA)

2FA adds an extra layer of security by requiring a second form of verification, like a text message or authentication app.

3. Keep Software Up to Date

Updates often include patches for security vulnerabilities. Turn on automatic updates for your operating system, browser, and apps.

If something seems suspicious — even if it’s from someone you know — don’t click it. When in doubt, verify through a separate channel.

5. Use Antivirus Software

Good antivirus programs can detect and block known threats before they do damage.

6. Use a Personal Firewall Solution

Using a good personal firewall solution, will allow you to control traffic in and out of your computer. Making it harder for cyber criminals to access and remove data from your network.

7. Secure Your Wi-Fi Network

  • Change default router passwords.

  • Use WPA3 encryption.

  • Hide your network’s SSID if possible.

8. Back Up Your Data

Regular backups (to the cloud or an external drive) ensure you can recover important files even if your device is compromised.

Final Thoughts

Cybersecurity might sound intimidating, but it’s really about building habits that protect your digital life. Start small — change your passwords, enable 2FA, and stay alert to suspicious messages. Over time, these steps will become second nature.

Remember: online safety is not a one-time fix. It’s an ongoing process of awareness and action.

Want to Learn More?
Stay tuned for our follow-up posts on:

  • How to recognize phishing emails

  • Choosing the best password manager