TLS 1.0/1.1 Deprecation
Scheduled Maintenance Report for Shotgun Software
The scheduled maintenance has been completed.
Posted May 15, 2019 - 15:00 UTC
In progress
The enforcement of TLS 1.2 has started.
Posted May 15, 2019 - 12:45 UTC
We will be enforcing TLSv1.2 as the accepted secure protocol for all connections to Shotgun hosted sites starting May 15, 2019. This work will prevent tools that use older versions of Python from connecting to Shotgun. Web access to Shotgun will remain unaffected using all modern browsers.

You can see our full announcement here:

This enforcement is mandatory for all sites.
Posted May 08, 2019 - 22:34 UTC
This scheduled maintenance affected: Shotgun and CDN.