diff --git a/content/posts/three-layer-defense.md b/content/posts/three-layer-defense.md
index d1efa3a..422a87b 100644
--- a/content/posts/three-layer-defense.md
+++ b/content/posts/three-layer-defense.md
@@ -1,7 +1,7 @@
 ---
 title: "从手动封 IP 到三层自动防御：VPS 舰队安全闭环"
 description: "当爆破扫描成为日常，手动封 IP 撞不过自动化攻击脚本。记录从 fail2ban 到 auto-ban cron 到 Cloudflare WAF 的三层防御闭环，以及 git 历史凭据脱敏实战。"
-date: 2026-08-02T11:00:00+08:00
+date: 2026-08-02T10:50:00+08:00
 draft: false
 tags:
   - 运维