diff --git a/gtd.org b/gtd.org
index 0ed67c7..c68dda6 100644
--- a/gtd.org
+++ b/gtd.org
@@ -84,20 +84,20 @@ Slim down the org-agent microharness by moving non-essential cognitive functions
     :PROPERTIES:
     :ID: impl-peripheral-vision
     :END:
-**** DONE Implement Harness Protocol Schema Validation (Prevent reader macro injection in protocol.lisp)
+**** DONE Implement Harness Communication Schema Validation (Prevent reader macro injection in communication.lisp)
     CLOSED: [2026-04-12 Sun 14:45]
     :PROPERTIES:
-    :ID: harness-protocol-schema-validation
+    :ID: harness-communication-schema-validation
     :END:
     - Created `org-skill-protocol-validator.org`.
-    - Integrated `validate-harness-protocol-schema` into `protocol.org`.
+    - Integrated `validate-harness-communication-schema` into `communication.org`.
     - Added `protocol-validator.lisp` to system definition.
-**** DONE Implement Pluggable Harness Protocol Integrity Hashing (Core interface, Skill-based algorithms)
+**** DONE Implement Pluggable Harness Communication Integrity Hashing (Core interface, Skill-based algorithms)
     CLOSED: [2026-04-12 Sun 15:15]
     :PROPERTIES:
-    :ID: harness-protocol-integrity-hashing
+    :ID: harness-communication-integrity-hashing
     :END:
-    - Integrated HMAC-SHA256 (`ironclad:make-mac`) in `literate/protocol.org`.
+    - Integrated HMAC-SHA256 (`ironclad:make-mac`) in `literate/communication.org`.
 **** DONE Implement Native Lisp Merkle-Tree Versioning (Short-term undo buffer in object-store.lisp)
     CLOSED: [2026-04-12 Sun 19:15]
 **** DONE Performance: Implement Copy-on-Write (CoW) or Persistent Data Structures for Object Store
@@ -139,7 +139,7 @@ Slim down the org-agent microharness by moving non-essential cognitive functions
     :CREATED: [2026-04-13 Mon 13:30]
     :ASSIGNED: Agent
     :END:
-    - [X] Audit terminology: Replaced OACP with "Harness Protocol" workspace-wide.
+    - [X] Audit terminology: Replaced OACP with "Harness Communication" workspace-wide.
     - [X] Audit boot sequence: Synchronized loader with `org-skill-policy.org`.
     - [-] Audit core Perceive-Think-Act loop.
       - [X] Verified protocol framing and reader jailing (`*read-eval* nil`).
@@ -183,7 +183,7 @@ Slim down the org-agent microharness by moving non-essential cognitive functions
     - Implemented `bouncer-check` interceptor in `symbolic.lisp`.
     - Created `org-skill-bouncer.org` for flight plan serialization.
     - Verified asynchronous Org-native approval loop via `bouncer-tests.lisp`.
-**** DONE Implement Authorization Gate (Harness Protocol) for "Planning Mode"
+**** DONE Implement Authorization Gate (Harness Communication) for "Planning Mode"
     CLOSED: [2026-04-11 Sat 15:30]
     :PROPERTIES:
     :CREATED: [2026-04-01 Wed 17:00]
@@ -416,7 +416,7 @@ All 14 atomic notes created and cross-referenced.
 :LOGBOOK:
 - State "DONE" from "TODO" [2026-03-18 Wed 01:35]
 :END:
-- LOCATION: memex/5_projects/agora/agora-pds-sync-protocol.org
+- LOCATION: memex/5_projects/agora/agora-pds-sync-communication.org
 - PENDING: Integration into agora-requirements-03-infrastructure.org
 
 **** DONE CRITICAL: Delta Sync Protocol → FILLED
@@ -426,7 +426,7 @@ All 14 atomic notes created and cross-referenced.
 :LOGBOOK:
 - State "DONE" from "TODO" [2026-03-18 Wed 01:50]
 :END:
-- LOCATION: memex/5_projects/agora/agora-delta-sync-protocol.org
+- LOCATION: memex/5_projects/agora/agora-delta-sync-communication.org
 - PENDING: Integration into agora-requirements-08-implementation.org
 
 **** DONE CRITICAL: Persona Revocation Protocol → ALREADY-EXISTS
@@ -1037,8 +1037,8 @@ A modular manual of different areas to go with different activities. Fits in the
 
 ** Architecture Astronaut Archive
 *** TODO Implement Privacy-Aware Background Indexer (Local hashes for @personal, Semantic for others)
-*** TODO Decouple Transport from Protocol (True Actuator-Agnosticism in protocol.lisp)
-*** TODO Implement Harness Protocol Backpressure Handling (Queue bounds and BUSY frames in protocol.lisp)
+*** TODO Decouple Transport from Protocol (True Actuator-Agnosticism in communication.lisp)
+*** TODO Implement Harness Communication Backpressure Handling (Queue bounds and BUSY frames in communication.lisp)
 *** TODO Implement Cognitive Loop "Rut" Recovery (Dynamic Escalation in org-skill-lisp-validator)
 *** TODO Implement Asynchronous Event Bus for Telemetry (core.lisp)
 *** TODO Implement Memory Eviction and Lazy Loading (LRU Cache in object-store.lisp)
@@ -1089,7 +1089,7 @@ The "Endgame": Hardware-native Lisp machine implementation.
 The endgame of the Lisp Machine Mandate. Eliminate context-switching by unifying the browser, the agent, and the editor into a single Common Lisp image.
 
 *** TODO [Grail 1] Emacs xwidget-webkit integration
-Embed a full WebKit engine inside an Emacs buffer. Allow the agent to interact with the live DOM via the Harness Protocol socket.
+Embed a full WebKit engine inside an Emacs buffer. Allow the agent to interact with the live DOM via the Harness Communication socket.
 
 *** TODO [Grail 2] Lisp-native Agentic Browser
 Build a 'Neural Browser' in CL. Instead of HTML, it renders websites as a navigable Org-mode DAG. Mark headlines TODO to trigger clicks/fills.
diff --git a/projects/org-agent b/projects/org-agent
index f4e74b7..5f86bcd 160000
--- a/projects/org-agent
+++ b/projects/org-agent
@@ -1 +1 @@
-Subproject commit f4e74b732d5ced515ee1929728f3de8d97eaeb69
+Subproject commit 5f86bcd8dcf79e365201abbdc07ea6a2891cc93b