What is changing? The Auth0 network edge and all Auth0 endpoints to only accept traffic secured with TLS 1.2 or later starting March 22, 2021 . As of that date, any traffic secured with TLS 1.0 or 1.1 will be rejected. Why are we making this change? TLS 1.0 and 1.1 are legacy, insecure protocols.…

Need immediate help on Action required: Upgrade TLSv1.2 or later

konrad.sopala Split this topic February 16, 2021, 9:52am 2

Topic		Replies	Views
Auth0 Supported TLS and Cipher Suites Get Help	1	2921	January 18, 2022
How to Require TLS 1.3 and Not Allow 1.2 Knowledge Articles	1	279	May 13, 2024
Change Notice: Mandatory Use of SNI for HTTPS Requests Knowledge Articles tls , https , sni	1	3262	November 5, 2024
Identify clients sending requests without TLS/SNI Get Help configuration , application	2	49	July 30, 2025
End-of-Life Rollout for Mandatory Use of SNI for HTTPS Requests Knowledge Articles	1	621	April 29, 2025