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CitrixAI Architect

Raspberry Pi 4 - New Paradigm in Computing

Raspberry Pi 4 - New Paradigm in Computing

Four years in the making It’s been over four years since the original idea of a Raspberry Pi inside a keyboard was discussed, before I even started working at Raspberry Pi Towers. Initially, the plan was for a kit with all the parts needed for people simply to open

Someone Just Emptied Out a Bitcoin Wallet With $964,000,000 In It

Someone Just Emptied Out a Bitcoin Wallet With $964,000,000 In It

Edit: 4 November 2020 at 11:01 EST: There is an amended post regarding this matter found here. As the world braced for a long election night that effectively hasn’t ended, someone emptied out one of the most valuable digital wallets in the world. On Tuesday, whoever is in

Background Features in Google Meet, Powered by Web ML

Background Features in Google Meet, Powered by Web ML

How Google Meet’s background blur and replacement work Video conferencing is becoming ever more critical in people’s work and personal lives. Improving that experience with privacy enhancements or fun visual touches can help center our focus on the meeting itself. As part of this goal, we recently announced

gVisor: a Linux Container; Diving into /proc/[pid]/mem

gVisor: a Linux Container; Diving into /proc/[pid]/mem

What have I been up to lately? Long story short: I needed to add some functionality to a program, and now, a couple of months later, I found myself staring into Linux kernel code and adding a pretty cool feature to gVisor, a Linux container runtime. A co-worker contacted my

Stuxnet: Detail, Analysis, and Mechanism - an Unprecedented Overview

Stuxnet: Detail, Analysis, and Mechanism - an Unprecedented Overview

This article will serve to detail all that is known of the current mechanism of action of Stuxnet. 1. Introduction Stuxnet is not only a new virus or worm but it’s a new era of malware. This virus changed the meaning of malware and their goals. You hear about

What happens when you launch Google Chrome for the first time?

What happens when you launch Google Chrome for the first time?

This post will describe, in great detail, what happens on a granular, network level when Chrome is run for the very first time. When I launched Google Chrome for the first time (and let it sit for a minute), 32 requests were made, and 7.26 MB of data downloaded.

US Indicts Sandworm, Russia's Most Destructive Cyberwar Unit

US Indicts Sandworm, Russia's Most Destructive Cyberwar Unit

MosaicRegressor: Lurking in the Shadows of UEFI. We present an extremely detailed analysis and mechanism of action of this APT. MosaicRegressor is a multi-stage and modular framework aimed at espionage and data gathering. It consists of downloaders, and occasionally multiple intermediate loaders, that are intended to fetch and execute payload