Determining Key Shape from Sound

It’s not yet very accurate or practical, but under ideal conditions it is possible to figure out the shape of a house key by listening to it being used.

Listen to Your Key: Towards Acoustics-based Physical Key Inference

Abstract: Physical locks are one of the most prevalent mechanisms for securing objects such as doors. While many of these locks are vulnerable to lock-picking, they are still widely used as lock-picking requires specific training with tailored instruments, and easily raises suspicion. In this paper, we propose SpiKey, a novel attack that significantly lowers the bar for an attacker as opposed to the lock-picking attack, by requiring only the use of a smartphone microphone to infer the shape of victim’s key, namely bittings(or cut depths) which form the secret of a key. When a victim inserts his/her key into the lock, the emitted sound is captured by the attacker’s microphone…

March 24, 2021
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A new study by Tel Aviv University’s Maurice and Gabriela Goldschleger School of Dental Medicine claims that excessive time spent on social media or mobile phones can lead to a higher chance of jaw pain and teeth grinding. FOX Business’ Jackie DeAngelis with more. #FoxBusinessSubscribe to Fox Business! https://bit.ly/2D9Cdse Watch more Fox Business Video: https://video.foxbusiness.com Watch Fox Business Network Live: http://www.foxnewsgo.com/ FOX Business Network (FBN) is a financial news channel delivering real-time information across all platforms that impact both Main Street and Wall Street. Headquartered in New York — the business capital of the world — FBN launched in October 2007 and is one of the leading business networks on television, having topped CNBC in Business Day viewers for the second consecutive year in 2018. The network is available in nearly 80 million homes in all markets across the United States. Owned by FOX Corporation, FBN is a unit of FOX News Media and has bureaus in Chicago, Los Angeles, and Washington, D.C. Follow Fox Business on Facebook: https://www.facebook.com/FoxBusiness Follow Fox Business on Twitter: https://twitter.com/foxbusiness Follow Fox Business on Instagram: https://www.instagram.com/foxbusiness

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March 16, 2021
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