Virtualization / 2 months ago Developing hypervisor from scratch: Part 4 - Setting up HOST and GUEST State In this article series you are going to learn how to develop your own hypervisor for virtualization in linux ecosystem. In this part we will do the setup of HOST and GUEST state area and at last the vmlaunch.
Virtualization / 4 months ago Developing hypervisor from scratch: Part 3 - Setting up VMCS In this article series you are going to learn how to develop your own hypervisor for virtualization in linux ecosystem. In this part we will do the setup of VMCS structure.
Virtualization / 5 months ago Developing hypervisor from scratch: Part 2 - VMXON Operation In this article series you are going to learn how to develop your own hypervisor for virtualization in linux ecosystem. In this part we will execute VMXON operation.
Virtualization / 5 months ago Developing hypervisor from scratch: Part 1 - Intro and Setup In this article series you are going to learn how to develop your own hypervisor for virtualization in linux ecosystem. Also this series will help to learn low level virtualization.
Firmware / 6 months ago Getting processor information using cpuid instruction and inline assembly cpuid is a processor specific instruction used to get processor's information and features. In this post we are going to learn how to extract those information using inline assembly in c.
Reverse engineering / a year ago What's at 1st sector/MBR of hard disk(MBR Forensics) MBR have lots of details about the hard disk or other storage disk which can be used for forensics purposes. In this article we will analyze the MBR's 512 bytes of data and try to interpret it.
Firmware / a year ago Analyse default BIOS protection of your system against LoJax: UEFI rootkit LoJax is first rootkit in the wild that try to write a UEFI module into system's SPI Flash Memory. You can analyse your system's default BIOS/UEFI protection against such malware which we will discuss in this article.
Firmware / 2 years ago Replace your proprietary bios with linux firmware Intel system comes with UEFI, UEFI is a proprietary and closed-source operating system that can be exploited.NERF (Non-Extensible Reduced Firmware), an open source software system developed at Google can replace almost all of UEFI firmware with a tiny Linux kernel and initramfs.
Linux / 2 years ago How to boot linux iso without usb on corrupted bios of lenovo laptops Grub2 have the capability to boot directly from iso file present in any of your hard drive storage. Using this feature most Linux distributions as well as popular rescue CDs can be booted directly from an ISO file.
