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Decrypt PROLiNK ADSL Modem Configuration File To Reveal Backdoor

In this post, I show you how to decrypt the configuration file for a very popular PROLiNK ADSL router modem. This revealed an undocumented backdoor account with elevated privileges and other interesting configuration options and settings.

Windows 10 Green Screen of Death (GSOD)

This post is about the Green Screen of Death (GSOD) in Windows 10 Insider builds..

RNG Protocol Error in Lenovo ThinkPad Firmware

This post discusses the UEFI 2.4 Random Number Generator protocol and Lenovo’s current implementation of the protocol and suggests there is an error in their implementation.

Lenovo ThinkPwn POC Ported to UDK2015

This blog contains the source code for my UDK2015 port of the ThinkPwn Oday proof of concept demonstration.

Kernel Tracing Using Ftrace

This post explores the ftrace kernel tracing facility which has been available in the Linux kernel since early 2009. It also discusses the trace-cmd CLI frontend to ftrace and the kernelshark GUI for displaying and filtering the data generated by ftrace.