# Storing customer card information securely using Point of Sale API.

DevFeed: [Storing customer card information securely using Point of Sale API.](<https://devfeed.tech/articles/storing-customer-card-information-securely-using-point-of-sale-api-15895.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/storing-customer-card-information-securely-using-point-of-sale-api>)

Author: Tristan Sokol

Published: 2017-12-13T21:15:24Z

Content type: tutorial

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [API](<https://devfeed.tech/topics/api.md>), [App](<https://devfeed.tech/topics/app.md>)

Tags: [api](<https://devfeed.tech/tags/api.md>), [apis](<https://devfeed.tech/tags/apis.md>), [card](<https://devfeed.tech/tags/card.md>), [code](<https://devfeed.tech/tags/code.md>), [customer](<https://devfeed.tech/tags/customer.md>), [payment](<https://devfeed.tech/tags/payment.md>)

## AI overview

This tutorial explains how to use Square's Point of Sale API to save a customer's payment card to a profile through the Square Point of Sale app, then charge the stored card through the Transaction or Charge API for future billing and subscriptions.

## Source excerpt

You can use Square's Point of Sale API to save payment information to a customer profile directly from the Square Point of Sale app. Once a card is stored, you can use the Transaction API to charge this card in the future, unlocking fast remote billing an