0S!NT.QUEST

~/dhn/blog

Building a Low Power Consumption Server - Part I

TL;DR: Building a low-power consumption server, including 128 GB DDR4 (non-ECC) memory, 6 cores and 12 threads, 2x SSDs/1x NVMe/7x fans, and a 10 Gigabit network + IPMI fitting in a 1U server case with 15.5 watts in idle, sounds too good to be true? Let's find out if this is possible - Spoiler: It does! - This blog post is part one of two where I'll write a bit about the hardware. The second post is going to focus more on the software part to achieve the mentioned 15.5 watts in idle.

Access IPMI without having Access?

TL;DR: The main purpose of this blog post is to explain how you can get access to the IPMI interface in case no access is available due to unknown BMC configuration settings. For example, if you have bought a used motherboard.

BFS Ekoparty 2019 Exploitation Challenge

TL;DR: In this blog, I'll explain my approach to solve the BFS exploitation challenge [1] . The challenge was published by BFS to win a ticket for the BFS-IOACTIVE party during the Ekoparty conference. The exploit was developed on Windows 10 x64 1909.

Offsec says 'Try harder!' or how to become an OSEE

TL;DR: In this blog post I'm going to write about my personal experience about the Offensive Security Exploitation Expert (OSEE) certificate and the Advanced Windows Exploitation (AWE) training; delivered in Las Vegas at BlackHat USA 2019.