With the recent news of
I thought it would be interesting to further explore mobile operating systems that value privacy and security. Although smart phones don't generally offer a beacon of security, there is still a sliding scale at the end of the day.
Which lead me to GrapheneOS.
A description about their project states:
Some of the features that stood out to me include:
Stronger app sandbox
Hardened app runtime
Hardened libc
Hardened memory allocator
Hardened kernel
Reduced attack surface on their enhanced verified boot
Disable ptrace (optionally)
Improvements made to the fs full disk encryption
LTE-only mode if you want to reduce cellular radio attack surface
Per-connection MAC randomization
Hardened WebView
Apps avoid sharing address space layout and secrets
Local build and signing infrastructure
De-Googled
And a lot more.
You can learn more about the rest of the features and services at the following URL: https://grapheneos.org/features