App 4 · fastest win

Live PQC Website Scanner

Point it at any domain; see whether its encryption is quantum-vulnerable.

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Scan a domain

We inspect the public TLS handshake only — nothing intrusive.

Read-only inspection of a public endpoint. Results reflect what the server advertised at scan time and aren't a security audit.
Good to knowRead-only inspection of public endpoints only — never scan or probe in any intrusive way.