<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="3.10.0">Jekyll</generator><link href="https://kaihu.ciphermind.design/feed.xml" rel="self" type="application/atom+xml" /><link href="https://kaihu.ciphermind.design/" rel="alternate" type="text/html" /><updated>2026-09-26T03:01:34-07:00</updated><id>https://kaihu.ciphermind.design/feed.xml</id><title type="html">Kai Hu / 胡凯</title><subtitle>Researcher at Shandong University, working on symmetric-key cryptography</subtitle><author><name>Kai Hu</name><email>kai.hu@sdu.edu.cn</email></author></feed>