diff --git a/tests/integration/docker-compose.yml b/tests/integration/docker-compose.yml
index 9cbcc2a..75bb620 100644
--- a/tests/integration/docker-compose.yml
+++ b/tests/integration/docker-compose.yml
@@ -141,6 +141,21 @@ services:
     networks:
       - ja4net
 
+  # ---------------------------------------------------------------------------
+  # Traffic generator — lightweight container with curl for sending external
+  # HTTPS requests to platform. Traffic must cross the Docker network so
+  # sentinel (pcap on eth0) can capture TLS ClientHello packets.
+  # ---------------------------------------------------------------------------
+  traffic-gen:
+    image: curlimages/curl:latest
+    hostname: traffic-gen
+    entrypoint: ["sleep", "infinity"]
+    depends_on:
+      platform:
+        condition: service_healthy
+    networks:
+      - ja4net
+
 networks:
   ja4net:
     driver: bridge
diff --git a/tests/integration/platform/clickhouse-init.sh b/tests/integration/platform/clickhouse-init.sh
index 2c45da7..f58e07f 100755
--- a/tests/integration/platform/clickhouse-init.sh
+++ b/tests/integration/platform/clickhouse-init.sh
@@ -27,4 +27,16 @@ for f in "$TMP_DIR"/*.sql; do
     clickhouse-client --multiquery < "$f"
 done
 
-echo "[init] All SQL files executed successfully"
+# ---------------------------------------------------------------------------
+# Seed data required for dictionaries to function
+# REGEXP_TREE dictionaries require at least one rule; without it, any INSERT
+# into http_logs_raw fails because the MV mv_http_logs calls dictGet() on
+# the empty dict.  Insert a catch-all "unknown" rule so the pipeline works.
+# ---------------------------------------------------------------------------
+echo "[init] Seeding anubis_ua_rules (REGEXP_TREE needs ≥1 rule)..."
+clickhouse-client --multiquery <<'SEED'
+INSERT INTO ja4_processing.anubis_ua_rules (id, parent_id, regexp, keys, values) VALUES
+    (1, 0, '.*', ['bot_name','action','has_ip','rule_id','category'], ['','','0','0','']);
+SEED
+
+echo "[init] All SQL files executed and seed data inserted"
diff --git a/tests/integration/run-tests.sh b/tests/integration/run-tests.sh
index 482b66e..edadbbd 100755
--- a/tests/integration/run-tests.sh
+++ b/tests/integration/run-tests.sh
@@ -157,13 +157,15 @@ log "============================================"
 log "Phase 4: Generating test traffic"
 log "============================================"
 
-PLATFORM_IP=$(docker compose exec -T platform hostname -I | tr -d ' ')
+PLATFORM_IP=$(docker compose exec -T platform hostname -I | tr -d ' \n\r')
 log "Platform IP: $PLATFORM_IP"
 
-# Send HTTPS requests to Apache (triggers mod-reqin-log + sentinel)
-log "Sending 50 HTTPS requests..."
+# Traffic MUST come from OUTSIDE the platform container so sentinel sees it
+# on eth0.  curl from localhost goes through loopback → invisible to pcap.
+# We use the traffic-gen container (curlimages/curl) as the traffic source.
+log "Sending 50 HTTPS requests (from traffic-gen → platform via Docker network)..."
 for i in $(seq 1 50); do
-    docker compose exec -T platform curl -sk \
+    docker compose exec -T traffic-gen curl -sk \
         -H "User-Agent: IntegrationTest/1.0 (test-run-$i)" \
         -H "Accept: text/html,application/json" \
         -H "Accept-Language: fr-FR,en-US" \
@@ -171,19 +173,19 @@ for i in $(seq 1 50); do
         -H "Sec-Fetch-Dest: document" \
         -H "Sec-Fetch-Mode: navigate" \
         -H "Sec-Fetch-Site: none" \
-        "https://localhost/health?test=$i" > /dev/null 2>&1 || true &
+        "https://platform/health?test=$i" > /dev/null 2>&1 || true &
 done
 wait || true
 pass "50 HTTPS requests sent"
 
 # Send varied HTTP methods
 log "Sending varied HTTP methods..."
-docker compose exec -T platform curl -sk -X POST -d '{"test":true}' \
+docker compose exec -T traffic-gen curl -sk -X POST -d '{"test":true}' \
     -H "Content-Type: application/json" \
     -H "User-Agent: BotTest/2.0" \
-    "https://localhost/health" > /dev/null 2>&1 || true
-docker compose exec -T platform curl -sk -X HEAD "https://localhost/health" > /dev/null 2>&1 || true
-docker compose exec -T platform curl -sk "https://localhost/" > /dev/null 2>&1 || true
+    "https://platform/health" > /dev/null 2>&1 || true
+docker compose exec -T traffic-gen curl -sk -X HEAD "https://platform/health" > /dev/null 2>&1 || true
+docker compose exec -T traffic-gen curl -sk "https://platform/" > /dev/null 2>&1 || true
 pass "Varied HTTP methods sent (POST, HEAD, GET)"
 
 # Wait for correlator to flush batches to ClickHouse
@@ -226,7 +228,23 @@ if [ "$PARSED_COUNT" -gt 0 ] 2>/dev/null; then
     fi
 fi
 
-# 5d. Check correlator log file
+# 5d. TLS fingerprints captured (sentinel → correlator → ClickHouse)
+if [ "$PARSED_COUNT" -gt 0 ] 2>/dev/null; then
+    JA4_COUNT=$(ch_query "SELECT count() FROM ja4_logs.http_logs WHERE ja4 != ''")
+    JA3_COUNT=$(ch_query "SELECT count() FROM ja4_logs.http_logs WHERE ja3 != ''")
+    TLS_SAMPLE=$(ch_query "SELECT ja4, ja3_hash, tls_version FROM ja4_logs.http_logs WHERE ja4 != '' LIMIT 1 FORMAT TabSeparated")
+    if [ "$JA4_COUNT" -gt 0 ] 2>/dev/null; then
+        pass "TLS capture: $JA4_COUNT rows with JA4 fingerprints"
+        log "  Sample: $TLS_SAMPLE"
+    else
+        warn "No JA4 fingerprints in parsed logs (sentinel may not capture loopback traffic)"
+    fi
+    if [ "$JA3_COUNT" -gt 0 ] 2>/dev/null; then
+        pass "TLS capture: $JA3_COUNT rows with JA3 fingerprints"
+    fi
+fi
+
+# 5e. Check correlator log file
 CORR_LINES=$(docker compose exec -T platform wc -l < /var/log/logcorrelator/correlated.log 2>/dev/null || echo 0)
 if [ "$CORR_LINES" -gt 0 ] 2>/dev/null; then
     pass "Correlator file output: $CORR_LINES lines in correlated.log"