DNS/CDN/frontend hash drift

Concrete's assessment for RD-F-105 — scored gray on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

DNS/frontend hash drift: T-09 phase-2 signal. Applicable — concrete.xyz is a live production frontend at risk of Curve-class frontend compromise given $990M TVL makes it a high-value target. No hash baseline established; no external monitoring deployed. Post-v1 signal infrastructure required.

Sources #

Internal
T-09 RD-F-105 phase-2 signal specificationT-09 signals spec §3.2 (phase-2) and §4.8 (RD-F-105 spec)retrieved 2026-05-17
URL
Concrete homepage — live production frontendconcrete.xyz live production frontend confirmed; app.concrete.xyz is primary user entry pointretrieved 2026-05-17

Methodology #

Detect whether the hash of production frontend JS changes versus the prior published hash, or a DNS config change is detected.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol concrete factor RD-F-105 score gray collected_at 2026-05-17 14:36:59