https://hackerpaper.kaipfister.de/p/1911.08101/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=21889897urn:hackerpapers:mention:1911.08101:21889897Fri, 27 Dec 2019 08:07:20 GMT<p>If someone sells you a quantum computer, there exists protocols that allow you to check if the QC is working as intended without inspecting the internals [1]. You merely have to pass some special (randomized) inputs and check the outputs. Does anybody know what sort of verification protocols exist for classical security devices, where you can verify that the device is working as intended without inspecting the hardware? [1] https://arxiv.org/abs/1911.08101</p><p><a href="https://hackerpaper.kaipfister.de/p/1911.08101/">Paper and discussion history</a>. A mention is not an endorsement.</p>quant-ph