Tizen which whom AGL share most of the the security model has released a new version 4.0. Having a look at the correction and improvement done in particular in the security FW would be valuable.

release notes

• https://source.tizen.org/release/tizen-4.0-m1

The code

• https://source.tizen.org/documentation/developer-guide/getting-started-guide/cloning-tizen-source