Technology

Steve April 3, 2020

The story of 2020 is clearly COVID-19, and the phrase of the year will almost certainly be “social distancing.” The entire world has been upended by the novel coronavirus, and while we’re all being socially distant, the common threat has also helped bring us together to fight the disease. People are donating compute cycles to […]

Steve April 3, 2020

The NASA “worm” logo appears on the SpaceX Falcon 9 rocket that’s due to launch a Crew Dragon spacecraft as early as next month. (SpaceX Photo)NASA is restoring a squiggly graphic representation of its acronym, known as “the Worm,” to a place of prominence, 28 years after it was consigned to the dustbin of space history.NASA…

Steve April 3, 2020

I discovered a vulnerability in Safari that allowed unauthorized websites to access your camera on iOS and macOS Imagine you are on a popular website when all of a sudden an ad banner hijacks your camera and microphone to spy on you. That is exactly what this vulnerability would have allowed. ​ This vulnerability allowed malicious websites to masquerade as trusted websites when viewed…

Steve April 3, 2020

Meetings on Zoom, the increasingly popular video conferencing service, are encrypted using an algorithm with serious, well-known weaknesses, and sometimes using keys issued by servers in China, even when meeting participants are all in North America, according to researchers at the University of Toronto. The researchers also found that Zoom protects video and audio content…

Steve April 3, 2020

This tutorial is going to show you how to use UFW (Uncomplicated FireWall) on Debian/Ubuntu/Linux Mint with some real-world examples. Managing firewall is a basic skill that every system admin needs to know. This article intends to get the reader started with UFW, but does not explore the ins and outs of UFW. UFW is… […]

Steve April 3, 2020

6 with 6 posters participating Today’s Dealmaster is headlined by a nice little sale on new Sonos speakers and soundbars. The deals take $50 off the Sonos One, Sonos One SL, and Sonos Beam, bringing the speakers down to $149, $129, and $349, respectively. Th…

Steve April 3, 2020

For his final project in UCLA’s Physics 4AL program, [Timothy Kanarsky] used a NodeMCU to smarten up a carefully dissected NERF football. With the addition to dual MPU6050 digital accelerometers and some math, the ball can calculate things like the distance traveled and angular velocity. With a 9 V alkaline battery and a voltage regulator […]