# A question about security through relation columns? **URL:** \ **Category:** Ask for Help\ **Created:** [June 23, 2023, 8:06am UTC](https://community.glideapps.com/t/a-question-about-security-through-relation-columns/63079 "2023-06-23T08:06:41Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![Darren\_Murphy](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/darren_murphy/32/47326_2.png) [@Darren\_Murphy](https://community.glideapps.com/u/Darren_Murphy)\ **Post date:** [June 23, 2023, 8:11am UTC](https://community.glideapps.com/t/a-question-about-security-through-relation-columns/63079/2 "2023-06-23T08:11:50Z")
> [@ToOFa\_Apps](#): > > **Question 1:** Does switching off row owners mean that everybody’s data is not secure. (Remember i’m not actually using the User Profile Table on any tabs or for collections etc) Yes. > [@ToOFa\_Apps](#): > > **Question 2:** If i create a relation to the users table, does that relation then expose data to the rest of the app. (I won’t relate to any columns with sensitive data like email etc, i would relate the Row ID column to a Users ID column as opposed to relating Email to Email, not sure if that matters either?) It makes no difference. You’ve already potentially exposed the data by removing Row Owners. What you need is a second Public Users table: > [@locked\_with\_key Secure Your Data with Row Owners and Public Profiles](https://community.glideapps.com/t/secure-your-data-with-row-owners-and-public-profiles/52139): > > wave Hey fellow Gliders! Are you using Row Owners and Public Profiles to secure your user data? If not, you might accidentally expose private info. Let’s fix that. In this important tutorial, I demonstrate how and why to enable Row Owners, create a Public Profiles table, and onboard new users in order to safely create a community app that doesn’t reference the User Profile table. [[Glide: Secure Your Data with Row Owners and Public Profiles] ](https://www.youtube.com/watch?v=JPgZeDSPQMw) You can also reference this article in… --- _[View the full topic](https://community.glideapps.com/t/a-question-about-security-through-relation-columns/63079)._