Why are Frida and QBDI a Great Blend on Android?
Introduction Reverse engineering of Android applications is usually considered as somewhat effortless because of the possibility of retrieving the Java...
reverse engineering
A Deep Dive Into Samsung’s TrustZone (Part 3)
Part 1: Detailed overview of Samsung's TrustZone components Part 2: Tools development for reverse-engineering and vulnerability research Part 3: Vulnerability...
Triton v0.8 and ARMv7: A Guideline for Adding New Architectures
As you may have read in our previous blog post, the release of Triton v0.8 came with a lot of...
Playing Around With The Fuchsia Operating System
Introduction Fuchsia is a new operating system developed by Google, targeting the AArch64 and x86_64 architectures. While little is known...
Ansible Security Assessment
Introduction Ansible is an open-source software that automates configuration management and software deployment. If you're not familiar with Ansible, we...
How a Security Anomaly was Accidentally Found in an EAL6+ JavaCard
Context Quarkslab is one of the 10 ITSEF (Information Technology Security Evaluation Facility, CESTI in French) licensed by the ANSSI's...
Reverse Engineering a VxWorks OS Based Router
Introduction Embedded devices are a huge and wide world of options for CPU architectures, operating systems and file systems. You...
Triton v0.8 is Released!
We are pleased to announce that we released Triton v0.8 under the terms of the Apache License 2.0 (same license...
CVE-2020-0069: Autopsy of the Most Stable MediaTek Rootkit
Introduction In March 2020, Google patched a critical vulnerability affecting many MediaTek based devices . This vulnerability had been known...
Reverse Engineering a Philips TriMedia CPU based IP Camera – Part 3
Introduction Welcome to the final chapter of the Trimedia series. In the first part of the series, I introduced this...
A Deep Dive Into Samsung’s TrustZone (Part 2)
Introduction After detailing Samsung's TrustZone implementation in the first part of this series, this blog post introduces the tools that...
A Deep Dive Into Samsung’s TrustZone (Part 1)
Motivations After a general introduction on the ARM TrustZone and a focus on Qualcomm's implementation, this new series of articles...
A Glimpse Into Tencent’s Legu Packer
Introduction This blog post deals with the Legu packer, an Android protector developed by Tencent that is currently one of...
Irma Past and Future
Introduction Irma is our file security analysis software, originally developed as an open source project with the sponsorship of 5...
