diff --git a/tools/ci/export-exclude.txt b/tools/ci/export-exclude.txt
index 24ef752e7..76af5a1a3 100644
--- a/tools/ci/export-exclude.txt
+++ b/tools/ci/export-exclude.txt
@@ -15,3 +15,7 @@ docs/analysis/ci-failures-2026-10-06.md
 # 7 October 2026: the last research round (the mission lanes and the closed list): internal research written for the
 # owner, quoting his words and the operations record; the public spec mirror carries none of it
 docs/analysis/mission
+# 7 October 2026: the in-house adversarial cryptanalysis pass (crypto-engage and the adv-* lanes): rule set, plans, reports and
+# copied logs are research and operations documents, not public export; the public text is the served sentence main landed.
+docs/analysis/cryptanalysis
+docs/plans/cryptanalysis