How to Protect Your Personal Data Online

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Every click, every scroll, every sign-up leaves a trace. In today’s digital world, your personal data is constantly being collected — sometimes with your consent, often without. The good news? You can take simple, effective steps to protect yourself without giving up the internet.

Why It Matters?

Data is a valuable asset — not just for cybercriminals, but for advertisers, app developers, and data brokers. Once your personal information is out there, it’s nearly impossible to get it back. Misused data can lead to:

  • Identity theft
  • Targeted scams
  • Manipulative advertising
  • Unwanted surveillance

That’s why digital self-defense is no longer optional — it’s essential.

Top Tips to Protect Your Personal Data Online

🔐 Use Strong, Unique Passwords

  • Don’t reuse the same password for multiple accounts.
  • Use a password manager (e.g. Bitwarden, 1Password) to store and generate secure credentials.

🧪 Turn On Multi-Factor Authentication (MFA)

🧽 Review and Limit App Permissions

  • Don’t give apps more access than they need (e.g. location, microphone, contacts).
  • On iOS/Android, check “App Permissions” regularly.

🌐 Use Privacy-Focused Browsers and Extensions

❌ Be Cautious With Public Wi-Fi

🔍 Control Your Digital Footprint

  • Limit what you share publicly on social media.
  • Set your profiles to private when possible.
  • Avoid oversharing personal milestones or travel plans.

📬 Opt Out of Data Brokers

Use tools like Mine or Jumbo to identify and remove your data from marketing databases.

Check and Adjust Privacy Settings

Here are direct links to privacy settings on major platforms:

⛔ Make it a habit: Review these settings every few months.


Further Reading and Resources

Tactical Tech: Data Detox Kit

Mozilla Privacy Tips

EFF Surveillance Self-Defense Guide

UK ICO: Protecting Your Information Online

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