Building strong personal cyber defenses is your key to online safety

By Dominic Ligot

In today’s digital age, ensuring your personal cybersecurity is of paramount importance. While governments and organizations play a role in safeguarding data, taking personal control of your cybersecurity is essential. By implementing a few key practices, you can fortify your defenses and protect yourself from cyber threats.

  1. Take personal control of your cybersecurity

The first and most crucial step in safeguarding your digital life is to take personal responsibility for your cybersecurity. While governments and third-party services have their roles, relying solely on them can leave you vulnerable.

Here’s what you can do:

Stay informed: Stay updated on the latest cybersecurity threats and best practices. Knowledge is your best defense against cyberattacks.

Use trusted services: Be cautious about the services and platforms you use. Opt for reputable and well-reviewed services, and avoid sharing sensitive information on unverified websites.

  1. Protect your Personally Identifiable Information (PII)

Personally Identifiable Information (PII) is the digital currency of cyberattacks. Guarding your PII is crucial to prevent identity theft, blackmail, and financial crimes.

Mind where you share: Be mindful of where you leave your PII, including IDs, emails, passwords, and telephone numbers. Avoid sharing sensitive information on unsecured or suspicious websites and only provide it to trusted sources.

Practice discretion: Avoid oversharing personal details on social media and other online platforms. Cybercriminals often exploit information readily available on the internet.

  1. Strengthen your passwords

Passwords are your first line of defense, and weak ones can be easily cracked by cybercriminals. Follow these tips to bolster your password security:

Regular updates: Change your passwords regularly. Avoid using the same password across multiple accounts and make sure they are unique for each service.

Complexity matters: Create strong, complex passwords that are not easy to guess. Avoid common choices like “password1,” “admin123,” or combinations of your name and birthday. Use a mix of uppercase and lowercase letters, numbers, and special characters.

  1. Firewall your identities

Centralizing your digital identities can create a single point of failure. To enhance your cybersecurity, consider the following:

Segment your identities: Divide your digital identities into categories, such as financial, social, work, and e-commerce. Use different email addresses, passwords, and phone numbers for each category. This way, if one identity is compromised, the others remain secure.

Unique work emails: Avoid using your work email for personal or non-work-related accounts. Work emails often follow predictable patterns (e.g., and are easy targets for cyberattacks.

In conclusion

Building strong personal cyber defenses is crucial in today’s digital landscape. Taking control of your cybersecurity, safeguarding your PII, using robust passwords, and segmenting your digital identities can significantly enhance your online safety.

Remember, you are only as strong as your weakest link, so invest the time and effort to protect yourself from cyber threats. By following these practices, you can navigate the digital world with confidence and resilience.

Dominic Ligot is a data analyst, software developer, and technologist. He is the founder of Data Ethics PH and CirroLytix, and his work leverages artificial intelligence for social good.