# Can I restrict specific strings in usernames?

**URL:** <https://meta.discourse.org/t/can-i-restrict-specific-strings-in-usernames/70528>\
**Category:** Product Support\
**Created:** [21.Сентябрь.2017 17:23:53 UTC](https://meta.discourse.org/t/can-i-restrict-specific-strings-in-usernames/70528 "2017-09-21T17:23:53Z")\
**Posts on this page:** 1\
**Showing post:** 1

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**Author:** ![jordan1909](https://avatars.discourse-cdn.com/v4/letter/j/9f8e36/32.png) [@jordan1909](https://meta.discourse.org/u/jordan1909)\
**Post date:** [21.Сентябрь.2017 17:23:53 UTC](https://meta.discourse.org/t/can-i-restrict-specific-strings-in-usernames/70528/1 "2017-09-21T17:23:53Z")

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We have standardized on a specific naming convention for staff on our forum. Is it possible to restrict a specific substring in a username to prevent other users from using it? It is a **very** specific string that could not be used inadvertently.

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_[View the full topic](https://meta.discourse.org/t/can-i-restrict-specific-strings-in-usernames/70528)._