A family of processor architectures used in many embedded applications, network and other appliances, and almost all smartphones.

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What are security implications of enabling access to performance counters on ARM Cortex A9?

On an ARM Cortex A9 core, privileged instructions have to be executed so that unprivileged code can use performance counters. For instance with this GCC inline code, which would have to be run in a ...
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ROP Exploitation on ARM

I was wondering about since, Ret2Libc attack doesn't works on ARM, and we have to rely on ROP for that. How different is ROP on ARM from the x86 architecture. Are there any tools, such as mona.py ...
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Hardware enforced DEP on different CPUs

Are there any differences how hardware DEP is implemented on CPUs from different manufacturers (Intel, AMD, nVidia, Texas,...)? Are there any significant differences how hardware DEP works on x86 ...
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Stack Overflow on ARM : Null Bytes Issue

I am trying to follow the research paper by Tiger Security for ARM Exploitation : Link For the simple stack overflow exploitation, the code is : #include <stdio.h> #include <string.h> ...