How to Implement Two Factor Authentication in a Web Application

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What is Two-factor Authentication

When you log in to your email account, you provide your email address and your password. If everything is correct, you have access to your account. This authentication method is called Single-factor authentication, or 1FA. The only information (or factor) you need is a password.

  • Possession
  • Inherence

How Security Codes are Generated

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Final result

This is how the login page will look like:

Image showing the Login page — Image by Author
Image showing the second-step verification page — Image by Author
Image showing the steps — Image by Author

Conclusion

If you like this project and you want to implement it on your own, go check it out my blog here for a tutorial on how you can build this.

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Lorenzo B.

Lorenzo B.

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I’m a Computer Science student, with a passion for questioning things and sharing my findings. Check my website🌎: https://lorenzobn.github.io/