# Wirecast- cannot authenticate error -4023

**URL:** <https://community.wowza.com/t/wirecast-cannot-authenticate-error-4023/43035>\
**Category:** Wowza Streaming Engine\
**Created:** [May 13, 2014, 5:17pm UTC](https://community.wowza.com/t/wirecast-cannot-authenticate-error-4023/43035 "2014-05-13T17:17:57Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Tim\_Dougherty](https://sea2.discourse-cdn.com/flex002/user_avatar/community.wowza.com/tim_dougherty/32/596_2.png) [@Tim\_Dougherty](https://community.wowza.com/u/Tim_Dougherty)\
**Post date:** [May 13, 2014, 2:46pm UTC](https://community.wowza.com/t/wirecast-cannot-authenticate-error-4023/43035/2 "2014-05-13T14:46:49Z")

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Hi,

I answered a similar post on this topic yesterday. It has to do with incoming RTMP and RTSP authentication being turned on by default in Wowza Streaming Engine 4.0. More in this **[Forum Post](http://community.wowza.com/t/-/35504)**.

Regards,

-Tim

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