<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Jenny Qu</title><description>Jenny Guanni Qu: kernel security, program analysis, and the machines that run them.</description><link>https://quguanni.com/</link><item><title>Escape Sequence</title><link>https://pebblebed.com/blog/escape-sequence</link><guid isPermaLink="true">https://pebblebed.com/blog/escape-sequence</guid><description>A JSON parser and a language model read the same string. The parser sees salt. The model sees an instruction to turn down how much you love your wife. Short fiction grounded in real exploit classes and real neurotechnology.</description><pubDate>Thu, 26 Mar 2026 00:00:00 GMT</pubDate><category>fiction</category><category>security</category><category>prompt injection</category></item><item><title>Who writes the bugs? A deeper look at 125,000 kernel vulnerabilities</title><link>https://pebblebed.com/blog/kernel-bugs-part2</link><guid isPermaLink="true">https://pebblebed.com/blog/kernel-bugs-part2</guid><description>Who introduces kernel bugs, who catches them, and when. Bugs fixed by their own author are found 3x faster; weekend commits are less likely to be buggy but stay broken longer.</description><pubDate>Fri, 23 Jan 2026 00:00:00 GMT</pubDate><category>security</category><category>kernel</category></item><item><title>Kernel bugs hide for 2 years on average. Some hide for 20.</title><link>https://pebblebed.com/blog/kernel-bugs</link><guid isPermaLink="true">https://pebblebed.com/blog/kernel-bugs</guid><description>What I learned mining 125,000 vulnerabilities from Linux git history, and VulnBERT, a model that catches 92% of bugs at a 1.2% false positive rate.</description><pubDate>Tue, 06 Jan 2026 00:00:00 GMT</pubDate><category>security</category><category>kernel</category><category>ml</category></item><item><title>A list of YouTube channels I recommend</title><link>https://quguanni.com/writing/youtube-channels/</link><guid isPermaLink="true">https://quguanni.com/writing/youtube-channels/</guid><description>Math, physics, low-level systems, and security channels worth your time.</description><pubDate>Mon, 24 Nov 2025 00:00:00 GMT</pubDate><category>youtube</category></item><item><title>From red-team prompts to control evaluations: a tiny MVP and what broke first</title><link>https://quguanni.com/writing/control-evals-mvp/</link><guid isPermaLink="true">https://quguanni.com/writing/control-evals-mvp/</guid><description>A tiny, reproducible MVP for control evaluations: evergreen jailbreak harness, what broke first, and what’s next.</description><pubDate>Mon, 29 Sep 2025 00:00:00 GMT</pubDate><category>ai control</category><category>evals</category></item></channel></rss>