gcp Google Cloud release notes ·

App Engine standard environment to enforce TLS 1.2+ for PHP applications

securitygcpengineer
feature

To enhance security, Google App Engine will automatically opt PHP applications in the standard environment into TLS version 1.2 and later, starting in August 2026. Developers will have the option to opt out of this enforcement until the end of August 2026. However, from September 2026, App Engine reserves the right to permanently block traffic using insecure TLS versions 1.1 and earlier.

Features (1)
  • App Engine standard environment PHP

    To improve security, starting in August 2026, App Engine opts your application into TLS version 1.2 and later. You can opt out until the end of August 2026. Starting in September 2026, App Engine might permanently block insecure traffic with TLS version 1.1 and earlier. For more information, see Secure minimum TLS .

Read the original announcement →

https://docs.cloud.google.com/release-notes#August_14_2026

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