M5a: the check stays short and fixed; a sanitizer from injection research becomes M5b hardening

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
2026-09-24 13:46:00 -07:00
parent bb04467001
commit 20bb2ff6fc
3 changed files with 5 additions and 3 deletions
@@ -429,6 +429,7 @@ untrusted; `bxctl memory undo` of the latest edit.
   to the archive (section 5).
 3. Decided: entries are named by their full text, not by number (section 5).
 4. Decided: the starter `soul.md` is generic (section 3).
-5. Open: the phrase list of the check (section 5) is short on purpose. Add phrases you have seen
-   in the wild, or drop the list and keep only rules 1 to 3.
+5. Decided: M5a starts with the check as written, the short fixed phrase list and rules 1 to 3
+   (section 5). A research thread on prompt-injection defences is running; its findings become a
+   sanitizer module for memory writes, and possibly other persisted text, as hardening in M5b.
 6. Decided: writes are not announced; `bxctl memory log` lists them (section 5).