# App Security Questions

**URL:** <https://community.glideapps.com/t/app-security-questions/47393>\
**Category:** Ask for Help\
**Created:** [August 21, 2022, 7:16pm UTC](https://community.glideapps.com/t/app-security-questions/47393 "2022-08-21T19:16:28Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![nathanaelb](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/nathanaelb/32/43079_2.png) [@nathanaelb](https://community.glideapps.com/u/nathanaelb)\
**Post date:** [August 21, 2022, 9:56pm UTC](https://community.glideapps.com/t/app-security-questions/47393/2 "2022-08-21T21:56:06Z")

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Have you looked into **protected columns**? I recall the feature was released a long time ago.

I’ve never used the feature, I never managed to wrap my head around it. I believe the data cannot be viewed by the Glide developer and isn’t downloaded to devices, however, the data can be read by Glide.

> [@Protected Columns](https://community.glideapps.com/t/protected-columns/17209):
>
> new If your app is on a paid plan you can now use protected columns. Protected columns allow you to add an extra layer of security to your data. How does it work? Mark a column as protected and Glide will hide it, making it impossible to be loaded inside your app or the Data Editor. closed_lock_with_key Learn more arrow_right [https://gl.ink/pc](https://gl.ink/pc)

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