Detects domain fronting C2 traffic by analyzing SNI-vs-HTTP-Host-header mismatches in proxy logs and inspecting TLS certificate discrepancies with pyOpenSSL. Use when hunting for command-and-control traffic hidden behind legitimate CDN domains, or when investigating proxy/TLS logs for signs of domain fronting evasion.
安装
npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill hunting-for-domain-fronting-c2-trafficnpx skills add mukul975/Anthropic-Cybersecurity-Skills --skill hunting-for-domain-fronting-c2-traffic -a claude-code -gnpx skills add mukul975/Anthropic-Cybersecurity-Skills --skill hunting-for-domain-fronting-c2-traffic -a codex -ggemini skills install https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git --path skills/hunting-for-domain-fronting-c2-trafficgh skill install mukul975/Anthropic-Cybersecurity-Skills hunting-for-domain-fronting-c2-trafficgit clone --depth 1 https://github.com/mukul975/Anthropic-Cybersecurity-Skills /tmp/mukul975__Anthropic-Cybersecurity-Skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/mukul975__Anthropic-Cybersecurity-Skills/skills/hunting-for-domain-fronting-c2-traffic ~/.claude/skills/hunting-for-domain-fronting-c2-traffic # Claude Code
cp -R /tmp/mukul975__Anthropic-Cybersecurity-Skills/skills/hunting-for-domain-fronting-c2-traffic ~/.agents/skills/hunting-for-domain-fronting-c2-traffic # Codex, Cursor, Gemini CLI, Copilot, OpenCode