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Detect domain fronting C2 traffic by analyzing SNI vs HTTP Host header mismatches in proxy logs and TLS certificate discrepancies using pyOpenSSL for certificate inspection
默认使用会先检查来源的 Prompt；你也可以切换为直接命令，或下载本地副本。
决定是否安装前，请先阅读 SKILL.md，以及 SkillsMP 当前展示的配套文件。
用 Codex 或 Claude 帮你安装 复制这段 Prompt，粘贴到 Codex、Claude 或其他助手里，让它检查 Skill 页面并帮你完成安装。
直接命令不会经过审查 Prompt；运行前请先检查来源。
npx skills add https://github.com/nexuslinkproductions/yuri-os --skill cyber-hunting-for-domain-fronting-c2-traffic命令会保持在同一行。复制前请横向滚动并检查完整内容。
想先保存到本地？可下载 SkillsMP 当前能够提供的文件。
正在显示 SKILL.md
[LAB-GATED; discovery is not runtime authorization; offensive/dual-use — authorized-lab gate] Extract DPAPI-protected secrets such as credentials and browser data offline and online.
[LAB-GATED; discovery is not runtime authorization; offensive/dual-use — authorized-lab gate] Take over Active Directory user and computer accounts by writing alternate certificate keys to msDS-KeyCredentialLink (Shadow Credentials) with pyWhisker, Whisker, and Certipy, then authenticate via PKINIT.
>- Prepare a defense-contractor environment for CMMC Level 2 certification: scope CUI and FCI, implement the 110 NIST SP 800-171 Rev 2 security requirements across 14 families, compute the SPRS score with the DoD Assessment Methodology, manage a compliant POA&M, and ready the organization for a C3PAO assessment. Use when an organization handles Controlled Unclassified Information (CUI) under a DoD
基于 SOC 职业分类
| name | cyber-hunting-for-domain-fronting-c2-traffic |
| description | Detect domain fronting C2 traffic by analyzing SNI vs HTTP Host header mismatches in proxy logs and TLS certificate discrepancies using pyOpenSSL for certificate inspection |
| hide | true |
Authoritative source: .claude/skills/cyber-hunting-for-domain-fronting-c2-traffic/SKILL.md
Authoritative source SHA-256: e5c786d8eedfed6b97b34565ca921d21988ed8d13a926142768971daa1255787
Source class: cyber-armed
Before acting, read the authoritative source file above completely from beginning to end. If the governed source is absent, run node _SYSTEM/Scripts/skill-recall.mjs --show cyber-hunting-for-domain-fronting-c2-traffic and read its complete verified output. Follow that source as the skill body; this adapter is a non-authoritative metadata-and-pointer projection.