Touchtone leakage attacks via smartphone sensors: mitigation without hardware modification · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/2109.13834/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTTouchtone leakage attacks via smartphone sensors: mitigation without hardware modification — mentioned by chasing0entropyhttps://news.ycombinator.com/item?id=46015598urn:hackerpapers:mention:2109.13834:46015598Sat, 22 Nov 2025 15:48:46 GMT<p>If you&#x27;re interested in this concept, it&#x27;s not new and the alarm has been sounded since the android Facebook app required motion sensor permissions in android 4. https://par.nsf.gov/servlets/purl/10028982 https://arxiv.org/pdf/2109.13834.pdf</p><p><a href="https://hackerpaper.kaipfister.de/p/2109.13834/">Paper and discussion history</a>. A mention is not an endorsement.</p>cs.CR