https://hackerpaper.kaipfister.de/p/1608.03431/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=14885793urn:hackerpapers:mention:1608.03431:14885793Sun, 30 Jul 2017 13:10:15 GMT<p>that is not what an air gap is. if at any time there is an exchange of data between the air gapped hosts/network and a non air gapped one, there is no air gap anymore. and yes, that includes an analyst taking a sample to an internet-connected host. side channel exfiltration techniques like &quot;fansmitter&quot;[1] and &quot;diskfiltration&quot;[2] or the well known TEMPEST attacks are more interesting challenges in air gapped designs than relying on a very basic security boundary violation. (and solved in very much the same way, by having the secure terminals be as dumb as bricks as possible, with extremely…</p><p><a href="https://hackerpaper.kaipfister.de/p/1608.03431/">Paper and discussion history</a>. A mention is not an endorsement.</p>cs.CRhttps://news.ycombinator.com/item?id=12273512urn:hackerpapers:submission:1608.03431:12273512Fri, 12 Aug 2016 05:16:48 GMT<p>Data Exfiltration from Speakerless Air-Gapped Computers via Hard Drive Noise</p><p></p><p>79 points; 46 discussion replies on HN. <a href="https://hackerpaper.kaipfister.de/p/1608.03431/">Paper and source history</a>. A submission is not an endorsement.</p>cs.CR