Build a cryptographic inventory/CBOM with OpenSSL 3.5+, deploy hybrid post-quantum key exchange (X25519MLKEM768) on TLS/VPN/SSH endpoints, generate ML-KEM/ML-DSA keys and PQC/hybrid certificates, and prioritize migration by harvest-now-decrypt-later (HNDL) exposure per NIST SP 1800-38.
Install
npx skills add mukul975/Anthropic-Cybersecurity-Skills --skill migrating-to-post-quantum-cryptographynpx skills add mukul975/Anthropic-Cybersecurity-Skills --skill migrating-to-post-quantum-cryptography -a claude-code -gnpx skills add mukul975/Anthropic-Cybersecurity-Skills --skill migrating-to-post-quantum-cryptography -a codex -ggemini skills install https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git --path skills/migrating-to-post-quantum-cryptographygh skill install mukul975/Anthropic-Cybersecurity-Skills migrating-to-post-quantum-cryptographygit 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/migrating-to-post-quantum-cryptography ~/.claude/skills/migrating-to-post-quantum-cryptography # Claude Code
cp -R /tmp/mukul975__Anthropic-Cybersecurity-Skills/skills/migrating-to-post-quantum-cryptography ~/.agents/skills/migrating-to-post-quantum-cryptography # Codex, Cursor, Gemini CLI, Copilot, OpenCode