No retrieval yet — Hybrid quantum-computer-ready cryptography can fall back to closely related existing techniques; its security is still being analyzed, designed, and tested in multiple countries. This tool aims to make modern cryptography easier to understand and assess.

Post-Quantum Cryptography for TLS		Enter a domain Run 443 HTTPS Run 25 STARTTLS IANA .csv					Operational from March 2, 2026 - Insight at janwillemstegink.nl - Analyze e.g. mozilla.org, cloudflare.com

Modern TLS 1.3 GroupsTLS 1.2 SHA & Phase-out

IP address	TLS 1.3 group	IANA Status	Category	Result	Protocol	Cipher	Handshake group	Handshake key details	Error message

IP address	Protocol	Hash function	Result	Classification	Cipher	Error message
—	TLSv1.2	—	Not available	—	—	No tls12_sha data returned by the analysis backend