diff --git a/.custodian-brief.md b/.custodian-brief.md
index 035e7fe..0a287f2 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,11 +2,22 @@
 # Custodian Brief — secrets-engine
 
 **Domain:** infotech  
-**Last synced:** 2026-08-25 15:51 UTC  
+**Last synced:** 2026-08-29 10:00 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
+### Evolve the Lifecycle engine to the accepted security layer model
+Progress: 0/6 done  |  workplan_id: `9c9e5164-b2f5-5ea2-a557-5368d65e9fe0`
+
+**Open tasks:**
+- ! Consume access-engine decision records  `3eb9cff8`
+- ! No standing engine credential  `d7bc8bdc`
+- · Publish stance application as shipped behaviour  `945735c6`
+- · Emit evidence under the §9.6 bound  `0b54cedf`
+- · Accept the SSH-CA signing engine surface  `581aeee3`
+- · Accept the secret-use evidence surface  `3100d28c`
+
 ### Adopt concrete OpenBao credential lanes from ops-warden
 Progress: 4/6 done  |  workplan_id: `31f7f8ea-7f73-516c-8877-f03a13f1db82`