Professionally Evil Insights

Welcome to the Professionally Evil Insights blog by Secure Ideas! In this digital playground, we unravel the complex world of information security with a touch of fun. Our expert-led content ranges from deep-dives into penetration testing to explorations of hardware hacking. Whether you're curious about Secure Ideas or passionate about cybersecurity, this blog is your quick, enlightening, and entertaining guide into the captivating world of information security.

Welcome aboard!

Running and Debugging Non-native ELF Binaries Locally Using QEMU, BINFMT, and GDB

ELF | QEMU | BINFMT | GDB

Overview One of the common tasks that occurs when pentesting an embedded device is binary analysis of executable files found in the firmware. Static analysis, using tools such as IDA or Ghidra are a great starting point. However, if you found a possible memory corruption bug, such as a buffer ...

Never miss a Professionally Evil update!

LD_PRELOAD: Making a Backdoor by Hijacking accept()

Today I want to continue the series on using LD_PRELOAD. In previous posts, we covered how to ...