diff --git a/backend/apps/scan/flows/__init__.py b/backend/apps/scan/flows/__init__.py
index 311c3445..02163b53 100644
--- a/backend/apps/scan/flows/__init__.py
+++ b/backend/apps/scan/flows/__init__.py
@@ -5,8 +5,10 @@
 
 from .initiate_scan_flow import initiate_scan_flow
 from .subdomain_discovery_flow import subdomain_discovery_flow
+from .fingerprint_detect_flow import fingerprint_detect_flow
 
 __all__ = [
     'initiate_scan_flow',
     'subdomain_discovery_flow',
+    'fingerprint_detect_flow',
 ]
diff --git a/backend/apps/scan/orchestrators/flow_orchestrator.py b/backend/apps/scan/orchestrators/flow_orchestrator.py
index 655a7b5d..9c95f0b6 100644
--- a/backend/apps/scan/orchestrators/flow_orchestrator.py
+++ b/backend/apps/scan/orchestrators/flow_orchestrator.py
@@ -206,6 +206,10 @@ class FlowOrchestrator:
             from apps.scan.flows.site_scan_flow import site_scan_flow
             return site_scan_flow
         
+        elif scan_type == 'fingerprint_detect':
+            from apps.scan.flows.fingerprint_detect_flow import fingerprint_detect_flow
+            return fingerprint_detect_flow
+        
         elif scan_type == 'directory_scan':
             from apps.scan.flows.directory_scan_flow import directory_scan_flow
             return directory_scan_flow
diff --git a/backend/apps/scan/tasks/__init__.py b/backend/apps/scan/tasks/__init__.py
index 34b9dd86..ad0dff60 100644
--- a/backend/apps/scan/tasks/__init__.py
+++ b/backend/apps/scan/tasks/__init__.py
@@ -19,6 +19,12 @@ from .subdomain_discovery import (
     save_domains_task,
 )
 
+# 指纹识别任务
+from .fingerprint_detect import (
+    export_urls_for_fingerprint_task,
+    run_xingfinger_and_stream_update_tech_task,
+)
+
 # 注意：
 # - subdomain_discovery_task 已重构为多个子任务（subdomain_discovery/）
 # - finalize_scan_task 已废弃（Handler 统一管理状态）
@@ -32,4 +38,7 @@ __all__ = [
     'run_subdomain_discovery_task',
     'merge_and_validate_task',
     'save_domains_task',
+    # 指纹识别任务
+    'export_urls_for_fingerprint_task',
+    'run_xingfinger_and_stream_update_tech_task',
 ]
diff --git a/frontend/app/scan/engine/page.tsx b/frontend/app/scan/engine/page.tsx
index eeca8249..378093cb 100644
--- a/frontend/app/scan/engine/page.tsx
+++ b/frontend/app/scan/engine/page.tsx
@@ -31,6 +31,7 @@ const FEATURE_LIST = [
   { key: "subdomain_discovery", label: "子域名发现" },
   { key: "port_scan", label: "端口扫描" },
   { key: "site_scan", label: "站点扫描" },
+  { key: "fingerprint_detect", label: "指纹识别" },
   { key: "directory_scan", label: "目录扫描" },
   { key: "url_fetch", label: "URL 抓取" },
   { key: "vuln_scan", label: "漏洞扫描" },
@@ -44,6 +45,7 @@ function parseEngineFeatures(engine: ScanEngine): Record<FeatureKey, boolean> {
     subdomain_discovery: false,
     port_scan: false,
     site_scan: false,
+    fingerprint_detect: false,
     directory_scan: false,
     url_fetch: false,
     vuln_scan: false,
diff --git a/frontend/components/scan/scan-progress-dialog.tsx b/frontend/components/scan/scan-progress-dialog.tsx
index a00145e4..04382acc 100644
--- a/frontend/components/scan/scan-progress-dialog.tsx
+++ b/frontend/components/scan/scan-progress-dialog.tsx
@@ -32,6 +32,7 @@ const STAGE_LABELS: Record<string, string> = {
   subdomain_discovery: "子域名发现",
   port_scan: "端口扫描",
   site_scan: "站点扫描",
+  fingerprint_detect: "指纹识别",
   directory_scan: "目录扫描",
   url_fetch: "URL 抓取",
   vuln_scan: "漏洞扫描",
diff --git a/frontend/lib/engine-config.ts b/frontend/lib/engine-config.ts
index 596875b5..f31d767b 100644
--- a/frontend/lib/engine-config.ts
+++ b/frontend/lib/engine-config.ts
@@ -2,6 +2,7 @@ import {
   Globe,
   Network,
   Monitor,
+  Fingerprint,
   FolderSearch,
   Link,
   ShieldAlert,
@@ -27,6 +28,7 @@ export const CAPABILITY_CONFIG: Record<string, {
   subdomain_discovery: { label: "子域名发现", color: CAPABILITY_COLOR, icon: Globe },
   port_scan: { label: "端口扫描", color: CAPABILITY_COLOR, icon: Network },
   site_scan: { label: "站点扫描", color: CAPABILITY_COLOR, icon: Monitor },
+  fingerprint_detect: { label: "指纹识别", color: CAPABILITY_COLOR, icon: Fingerprint },
   directory_scan: { label: "目录扫描", color: CAPABILITY_COLOR, icon: FolderSearch },
   url_fetch: { label: "URL 抓取", color: CAPABILITY_COLOR, icon: Link },
   vuln_scan: { label: "漏洞扫描", color: CAPABILITY_COLOR, icon: ShieldAlert },