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Treat safe context prohibitions without weakening fail-closed checks #49

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Treat safe context prohibitions without weakening fail-closed checks #49

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7ed6fbc
fix: distinguish safe context negations
yui-stingray Aug 13, 2026
e12a8d0
fix: keep conditional prohibitions fail closed
yui-stingray Aug 20, 2026
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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,10 @@ Why: keep static guard releases auditable while the package is still alpha.
behind the existing bounded scanner worker and added fixed pattern-count and
pattern-length limits. Timeout and limit failures remain deterministic,
sanitized configuration errors; no raw pattern or context text is emitted.
- Tuned narrow English negation handling for built-in context rules so safe
prohibitions do not become findings, while custom regular expressions,
mixed unsafe clauses, double negation, and verification-skip instructions
retain deterministic fail-closed behavior.
- Content-bound optional `agent-policy` audit-event references with a
canonical-JSON, profile-bound, public-safe digest. Producers require a
caller-designated repo-local JSON event and explicit profile; maintainer review
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