Hardening Firmware Across the Android Ecosystem

Posted by Roger Piqueras Jover, Ivan Lozano, Sudhi Herle, and Stephan Somogyi, Android Team

A modern Android powered smartphone is a complex hardware device: Android OS runs on a multi-core CPU - also called an Application Processor (AP). And the AP is one of many such processors of a System On Chip (SoC). Other processors on the SoC perform various specialized tasks — such as security functions, image & video processing, and most importantly cellular communications. The processor performing cellular …

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