https://community.isc2.org/t5/Industry-News/Sonic-Disruption-of-HDDs/m-p/10907#M1009 <P>I'm sure I recall studies <A href="https://securityledger.com/2018/05/researchers-use-sonic-attacks-to-crash-hard-drives/" target="_blank">very similar to this one on sonic disruption of drives</A> in years gone by.&nbsp; (Not to mention all the studies on how to get info out of a hard drive by listening to what it is doing, and the covert channels you can set up that way.)&nbsp; (And I wonder if this type of stuff is behind the "sonic attacks" in Cuba and China?)&nbsp; (But I digress.)<BR /><BR />I recall a tale from the early days when a BBC crew was filming a documentary about a new computer system that had been installed.<BR /><BR />Only they couldn't get any decent footage of the computer actually doing anything because the machine kept crashing.<BR /><BR />In the end it was determined that the BBC crew was to blame.&nbsp; There was a photographer in the crew (probably shooting stuff for the Radio Times magazine) with a camera--and a flash.&nbsp; The computer had ranks of tape drives, and, every time the flash went off it (simultaneously) tripped all the (optical) end-of-tape sensors, and overloaded the computer's capacity to handle the interrupts.</P> Mon, 09 Oct 2023 08:47:44 GMT rslade 2023-10-09T08:47:44Z https://community.isc2.org/t5/Industry-News/Sonic-Disruption-of-HDDs/m-p/10907#M1009 <P>I'm sure I recall studies <A href="https://securityledger.com/2018/05/researchers-use-sonic-attacks-to-crash-hard-drives/" target="_blank">very similar to this one on sonic disruption of drives</A> in years gone by.&nbsp; (Not to mention all the studies on how to get info out of a hard drive by listening to what it is doing, and the covert channels you can set up that way.)&nbsp; (And I wonder if this type of stuff is behind the "sonic attacks" in Cuba and China?)&nbsp; (But I digress.)<BR /><BR />I recall a tale from the early days when a BBC crew was filming a documentary about a new computer system that had been installed.<BR /><BR />Only they couldn't get any decent footage of the computer actually doing anything because the machine kept crashing.<BR /><BR />In the end it was determined that the BBC crew was to blame.&nbsp; There was a photographer in the crew (probably shooting stuff for the Radio Times magazine) with a camera--and a flash.&nbsp; The computer had ranks of tape drives, and, every time the flash went off it (simultaneously) tripped all the (optical) end-of-tape sensors, and overloaded the computer's capacity to handle the interrupts.</P> Mon, 09 Oct 2023 08:47:44 GMT https://community.isc2.org/t5/Industry-News/Sonic-Disruption-of-HDDs/m-p/10907#M1009 rslade 2023-10-09T08:47:44Z