<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>hoalvh</title><description>A minimal, responsive and SEO-friendly Astro blog theme.</description><link>https://hoalvh.github.io/</link><item><title>[Learning] - GraphQL Vulnerabilities</title><link>https://hoalvh.github.io/posts/graphql/</link><guid isPermaLink="true">https://hoalvh.github.io/posts/graphql/</guid><description>Basic concepts of GraphQL and common GraphQL security vulnerabilities.</description><pubDate>Sat, 09 May 2026 00:00:00 GMT</pubDate></item><item><title>[Learning] - Insecure Deserialization</title><link>https://hoalvh.github.io/posts/insecuredeserialization/</link><guid isPermaLink="true">https://hoalvh.github.io/posts/insecuredeserialization/</guid><description>writeups for insecure-deserialization challenge</description><pubDate>Thu, 09 Apr 2026 00:00:00 GMT</pubDate></item><item><title>[Dreamhack.io] - Easy ROP</title><link>https://hoalvh.github.io/posts/easyrop/</link><guid isPermaLink="true">https://hoalvh.github.io/posts/easyrop/</guid><description>Leaking canary, libc and stack pivoting to get a shell.</description><pubDate>Sat, 04 Apr 2026 00:00:00 GMT</pubDate></item><item><title>[NOTE] - Type Error</title><link>https://hoalvh.github.io/posts/type-error-note/</link><guid isPermaLink="true">https://hoalvh.github.io/posts/type-error-note/</guid><description>Data Types &amp; Ranges Cheat Sheet (C / Linux)</description><pubDate>Wed, 04 Feb 2026 06:10:24 GMT</pubDate></item><item><title>[WRITE-UP] - VSL CTF 2026</title><link>https://hoalvh.github.io/posts/vsl-ctf-2026/</link><guid isPermaLink="true">https://hoalvh.github.io/posts/vsl-ctf-2026/</guid><description>Write up for VSL-CTF 2026</description><pubDate>Sun, 25 Jan 2026 06:10:24 GMT</pubDate></item></channel></rss>