This third article from the Samsung's TrustZone series details some vulnerabilities that were found and how they were exploited to obtain code execution in EL3.

In March 2020, Google patched a critical vulnerability affecting many MediaTek based devices. This vulnerability had been known by MediaTek since April 2019, and later exploited in the wild! In this post, we give some details about this vulnerability and see how we can use it to achieve kernel memory reads and writes.

In this second blog post of our series on Samsung's TrustZone, we present the various tools that we have developed during our research to help us reverse engineer and exploit Trusted Applications as well as Secure Drivers.

In this first article of a series of three, we will give a tour of the different components of Samsung's TrustZone, explain how they work and how they interact with each other.

Analysis of Tencent Legu: a packer for Android applications.

This blog post presents a vulnerability which affects the widely installed Android web browser.

This blog post introduces the release of QBDI v0.7.0 as well as an Android use case.

This blog post deals with QBDI and how it can be used to reverse an Android JNI library

This blog post is about detecting modifications between genuine and repackaged applications.

This blog post is about examining an Android security patch and understanding how it mitigates the vulnerability.