docs: full reflection of skill v0.6.0 + MCP companion in README + SECURITY - #485
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…URITY README: - Broaden agent-side hardening list to include all skill v0.6.0 invariants (#1.a outer dispatch-target / #2.5 chain-naming / #6b Tier-1 facet decoder / #11 approval-class / #12.5 hard-trigger / #14 set-level intent / #15 durable-binding / et al) - Expand security-model paragraph with the new defense classes the skill enforces beyond the server-emitted block prose SECURITY.md: - Add 6 new defenses-table rows: Inv #1.a (outer dispatch-target allowlist), #2.5 (chain-must-be-explicit), #6b (Tier-1 facet decoder), #12.5 (mandatory second-LLM hard-trigger), #14 (set-level intent verification), #15 (durable-binding source-of-truth) - Update preflight-skill row to enumerate the full v0.6.0 invariant set + current sentinel `_v8_4aac027a9df315a9` - Update version refs (v0.4.1 → v0.6.0) in asymmetry section + add pointer to the new "Adversarial smoke-test 2026-04-28" subsection - Add 7 new threat-mapping bullets covering the v0.6.0 attack classes: recipient substitution via stale approval, cross-chain ambiguity / CREATE2 sweeper, bridge facet recipient swap, reverse-revoke / set-level lie, durable-binding selection-layer, free-form drainer pattern, EIP-7702 setCode (forward-looking) - Expand "Phishing approvals" with v0.6.0 broadening (Inv #1.a closes recipient redirection; Inv #14 closes reverse-revoke) - Expand "Free-form message signing" with §8 hardening (byte fingerprint, drainer-template refusal, why marker-word-only is wrong) - New "Selection-layer attacks" section explaining the threat class Inv #15 introduces (validators / SRs / Comets / marketIds / banks / ATAs / LP tokenIds / multisig xpubs) - New "Forward-looking invariants" section for #1b/#2b (typed-data, ships when MCP surface lands) + §16 (EIP-7702 refuse-all) - New "Adversarial smoke-test 2026-04-28" subsection summarizing the 44-script corpus + 7-of-8 sub-issue closure + 3 follow-up tracking issues (#481 7702 builder + skill v9, #482 per-EVM-chain contact tag, #483 per-handler dispatch-target wiring) Pure docs — no behavior change. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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Summary
Pure docs PR — no behavior change. Brings README + SECURITY into line with skill v0.6.0 (vaultpilot-security-skill#19) and its MCP companion (#480).
SECURITY.md changes
6 new defenses-table rows:
7 new threat-mapping bullets covering the v0.6.0 attack classes.
Updated
vaultpilot-preflightskill row to enumerate the full v0.6.0 invariant set + current sentinel_v8_4aac027a9df315a9.3 new sections:
Expanded existing sections:
README changes
Test plan
🤖 Generated with Claude Code