Heroku Private Spaces TLS v1.0/v1.1 support has reached end of life
Change effective on 01 May 2023
On April 28, 2023, Heroku began the upgrade of all Private Spaces apps on the platform to TLS 1.2+. Network communications to Private Space Apps using TLS 1.0/1.1 may now begin to fail as a result. This changelog will be updated to provide confirmation once when all apps have been upgraded.
All Private Spaces customers currently using the legacy cipher suites
spaces-strict-tls used for backwards compatibility should have received an email with the subject: “REMINDER: End of Life for TLS 1.0/1.1 Support for Heroku Private Spaces” with more details and instructions about the EOL process. Also reference the TLS v1.0/v1.1 End Of Life Schedule for more details on the anticipated changes, expected timetable, and instructions on how to upgrade your apps in a Private Space to the most up-to-date security and infrastructure.