You mean something like Verified Boot? Pixel devices have always had this and it's part of AOSP. It also has rollback protection. https://android.googlesource.

You mean something like Verified Boot? Pixel devices have always had this and it's part of AOSP. It also has rollback protection. https://android.googlesource.com/platform/external/avb/+/master/README.md https://android.googlesource.com/platform/external/avb/+/mas... https://source.android.com/security/verifiedboot/ https://source.android.com/security/verifiedboot/