Technically

Technically

Share this post

Technically
Technically
What's Tokenization?

What's Tokenization?

Keeping your credit cards (and more) safe from the baddies

Justin's avatar
Justin
Oct 13, 2022
∙ Paid
68

Share this post

Technically
Technically
What's Tokenization?
7
Share

## The TL;DR

Tokenization (nothing to do with NFTs) is one of the ways that backends protect sensitive information, like credit cards or social security numbers. 

  • Sensitive information is important in many of the apps you use every day, but it’s dangerous to store and use unprotected

  • Tokenization replaces sensitive data with placeholders that point back to…

Keep reading with a 7-day free trial

Subscribe to Technically to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
© 2025 Justin
Privacy ∙ Terms ∙ Collection notice
Start writingGet the app
Substack is the home for great culture

Share