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conformance · v131

v131 · x25519kyber768-key-encapsulation-for-tls — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://www.ietf.org/archive/id/draft-tls-westerbaan-xyber768d00-02.html chromestatus: #5257822742249472 generated 2026-06-02T09:02:11Z by codex-auto-research-v131
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pass
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fail
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blocked
6
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id contract kind verdict detail
secure-context The page runs in a secure context, which is required for observing modern TLS-backed web APIs. spec ↗ script
fetch-exposed-for-https fetch is exposed for HTTPS requests negotiated by the browser TLS stack. spec ↗ typeof
https-url-parses The URL parser recognises https URLs as TLS-backed network requests. spec ↗ script
secureconnectionstart-field PerformanceResourceTiming exposes secureConnectionStart for HTTPS connection timing. spec ↗ script
nexthopprotocol-field PerformanceResourceTiming exposes nextHopProtocol for reporting the negotiated protocol. spec ↗ script
crypto-subtle-exposed crypto.subtle is exposed in secure contexts; TLS key agreement remains browser-internal with no direct JS API for the hybrid KEM. spec ↗ exists