<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>Mtgsig on +5 Security Research</title><link>https://overkazaf.github.io/blogs/tags/mtgsig/</link><description>Recent content in Mtgsig on +5 Security Research</description><generator>Hugo</generator><language>zh-cn</language><lastBuildDate>Wed, 26 Aug 2026 15:36:00 +0800</lastBuildDate><atom:link href="https://overkazaf.github.io/blogs/tags/mtgsig/index.xml" rel="self" type="application/rss+xml"/><item><title>签名过了，订单就安全吗 - 重读美团 mtgsig、DFP 与服务端风控</title><link>https://overkazaf.github.io/blogs/posts/meituan-mtgsig-dfp-risk-control-boundaries/</link><pubDate>Thu, 18 Jun 2026 21:40:00 +0800</pubDate><guid>https://overkazaf.github.io/blogs/posts/meituan-mtgsig-dfp-risk-control-boundaries/</guid><description>把 2024 年历史 mtgsig 样本、美团公开的 Web 验证与 Zeus 文章、2026 年隐私政策重新排开，讨论请求签名、设备画像和业务风控各自能回答什么。</description></item></channel></rss>