topic POWER SUPPLaY in Industry News https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35379#M4411 <P>Mordechai Guri of Ben-Gurion University of the Negev in Israel has found a new way to <A href="https://nakedsecurity.sophos.com/2020/05/06/air-gap-security-beaten-by-turning-pc-capacitors-into-speakers/" target="_blank" rel="noopener">covertly extract data from air-gapped computers</A>.&nbsp; It's limited (at present) to a bandwidth of about 50 bits per second, and its range is only a few metres, and it can be defeated by background noise, but the concept of a "singing capacitor" is a fairly lovely one&nbsp; <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P> Mon, 09 Oct 2023 09:30:56 GMT rslade 2023-10-09T09:30:56Z POWER SUPPLaY https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35379#M4411 <P>Mordechai Guri of Ben-Gurion University of the Negev in Israel has found a new way to <A href="https://nakedsecurity.sophos.com/2020/05/06/air-gap-security-beaten-by-turning-pc-capacitors-into-speakers/" target="_blank" rel="noopener">covertly extract data from air-gapped computers</A>.&nbsp; It's limited (at present) to a bandwidth of about 50 bits per second, and its range is only a few metres, and it can be defeated by background noise, but the concept of a "singing capacitor" is a fairly lovely one&nbsp; <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P> Mon, 09 Oct 2023 09:30:56 GMT https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35379#M4411 rslade 2023-10-09T09:30:56Z Re: POWER SUPPLaY https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35397#M4417 <P>"Where does this leave air gaps as a concept?</P><P>&nbsp;</P><P>The US Defense Advanced Research Projects Agency (DARPA) is now concerned enough about the attacks<SPAN>&nbsp;</SPAN><A href="https://nakedsecurity.sophos.com/2019/02/11/what-comes-after-air-gaps-darpa-asks-world-for-ideas/" target="_blank">to fund research</A><SPAN>&nbsp;</SPAN>into how computer isolation could be re-thought."</P> Wed, 06 May 2020 23:14:51 GMT https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35397#M4417 AppDefects 2020-05-06T23:14:51Z Re: POWER SUPPLaY https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35444#M4424 <P>I think vacuum-gaps are the next step ...</P> Thu, 07 May 2020 22:55:22 GMT https://community.isc2.org/t5/Industry-News/POWER-SUPPLaY/m-p/35444#M4424 rslade 2020-05-07T22:55:22Z