OPPO Kernel Craftsman

Jul 29, 2022 · Information Security

How Android’s Binder Uses SELinux to Enforce Secure IPC Permissions

This article examines Android’s Binder inter‑process communication mechanism, detailing how SELinux integrates with the /dev/binder driver, the role of ServiceManager as ContextManager, the definition of binder‑related permissions, and the kernel‑level security hooks that enforce SEAndroid checks during binder transactions.