This Week in Security: Secure Boot Bypass, Attack on Titan M, KASLR Weakness

It’s debatable just how useful Secure Boot is for end users, but now there’s yet another issue with Secure Boot, or more specifically, a trio of signed bootloaders. Researchers at …read more Continue reading This Week in Security: Secure Boot Bypass, Attack on Titan M, KASLR Weakness

Don’t Trust Your Ears for the Freshest Chips

We hear fables of how to restore the crispness to your crisp and the crackle to your crackers, but they are more hot air than some of the methods. We found one solution that has some teeth though, and it doesn’t require any kitchen appliances, just a pair of headphones. …read more

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Sonic The Self-Balancing Robot: Face-Plants And The Challenges Of Sensor Integration

Watching a child learn to run is a joyous, but sometimes painful experience. It seems the same is true is for [James Bruton]’s impressive Sonic the Self-Balancing robot, even with bendable knees and force sensitive legs.

We covered the mechanical side of the project recently, and now [James] has added …read more

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Sonic The Hedgehog Self-Balancing Robot Can Bend At The Knees

Building your own self-balancing robot is a rite of passage for anyone getting into the field of robotics. Master of robots, [James Bruton] has been there, done that, and collected a few T-shirts. Now he’s building a large Sonic the Hedgehog self balancing robot that can bend at the knees …read more

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Hackaday Links: November 10, 2016

In the leafy suburbs of northern Virginia, a place ruled by homeowner’s associations with tremendous power to dictate everything from the color of one’s front door to the length of grass in the lawn, something as heinous as garage doors suddenly failing to open on command is sure to cause …read more

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Acoustic Lenses Show Sound Can Be Focused Like Light

Acoustic lenses are remarkable devices that just got cooler. A recent presentation at SIGGRAPH 2019 showed that with the help of 3D printing, it is possible to build the acoustic equivalent of optical devices. That is to say, configurations that redirect or focus sound waves. One fascinating demonstration worked like …read more

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