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Author Archives: Al Williams

Custom FM Radio Station Powered by Shell Scripts

Posted on June 9, 2026 by Al Williams

[Trwmato] wanted to spend more time listening to a normal radio to cut back on phone use. But the programming wasn’t quite right so, of course, the solution was to …read more Continue reading Custom FM Radio Station Powered by Shell Scripts→

Posted in fm radio, linux hacks, pi zero, Shell Script, software hacks | Tagged Bluetooth

Spy Tech: The GPS Numbers Station

Posted on June 8, 2026 by Al Williams

We’ve talked before about number stations — mysterious shortwave transmitters repeating numbers, presumably for clandestine purposes. But, of course, the mere fact that they are unusual makes them stand out. …read more Continue reading Spy Tech: The GPS Numbers Station→

Posted in gnss, GPS, gps hacks, News, number stations

Microsoft Claims 20 second Qubits

Posted on June 5, 2026 by Al Williams

While it might seem that your computer malfunctions every few minutes, the reality is that modern computers are usually quite robust. Not so much for quantum computers, where qubit life …read more Continue reading Microsoft Claims 20 second Qubits→

Posted in Microsoft, News, Quantum computer, qubit, Science

If You Want to Hack Me, Come in Through the Speaker

Posted on June 4, 2026 by Al Williams

Some security hacks require someone to have physical access to your computer. In many cases, that’s easy to mitigate. Other attack vectors can put you at risk from anywhere via …read more Continue reading If You Want to Hack Me, Come in Through the Speaker→

Posted in ble, security hacks, usb | Tagged Bluetooth

Linux Fu: Fake Webcams, GUI Edition

Posted on June 3, 2026 by Al Williams

Previously, I looked at using the Linux video loopback system from the command line. The basic trick was simple enough: capture video from a real camera, process it with something …read more Continue reading Linux Fu: Fake Webcams, GUI Edition→

Posted in akvcam, linux, linux hacks, v4l2loopback, video hacks, webcam, webcamoid

Linux Fu: Taming Strace

Posted on June 2, 2026 by Al Williams

While many operating systems seem to try to prevent you from peeking under the hood, Unix and Linux positively encourage it. One great tool that we’ve looked at before is …read more Continue reading Linux Fu: Taming Strace→

Posted in linux, linux hacks, software hacks, strace

Poking Around with JTAG on a Guitar Amp

Posted on May 31, 2026 by Al Williams

You would think a guitar amplifier would be a straightforward piece of analog electronics. But, of course, these days, everything has firmware, including [mforney]’s Yamaha THR10c. The service manual showed …read more Continue reading Poking Around with JTAG on a Guitar Amp→

Posted in guitar amplifier, JTAG, Reverse-engineering

How to Let Everyone Keep a Secret

Posted on May 29, 2026 by Al Williams

Someone calls you at work and says, “Don’t tell anyone, but…” If you are like most people, there are one or two people you will pass it along to with …read more Continue reading How to Let Everyone Keep a Secret→

Posted in Adi Shamir, secret-sharing, security hacks, software development

Attack of the Atomic Oxygen

Posted on May 28, 2026 by Al Williams

While designing anything for operation in space has its challenges, there is at least one thing that is more of a problem for objects in Earth orbit than for deep-space …read more Continue reading Attack of the Atomic Oxygen→

Posted in atomic oxygen, iss, Low Earth Orbit, Space | Tagged International Space Station

Linux Fu: Fake Webcams Have Many Uses

Posted on May 28, 2026 by Al Williams

Dealing with text streams is a fundamental skill for the Linux power user. You can sort, merge, and search text files easily from the command line. What if you could …read more Continue reading Linux Fu: Fake Webcams Have Many Uses→

Posted in ffmpeg, linux, linux hacks, video, video hacks, video4linux, webcam

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