diff --git a/bin/packages/Tag.py b/bin/packages/Tag.py
index 3665451f..37a43423 100755
--- a/bin/packages/Tag.py
+++ b/bin/packages/Tag.py
@@ -65,6 +65,20 @@ def is_valid_tags_taxonomies_galaxy(list_tags, list_tags_galaxy):
                 return False
     return True
 
+def get_tag_metadata(tag):
+    first_seen = r_serv_tags.hget('tag_metadata:{}'.format(tag), 'first_seen')
+    last_seen = r_serv_tags.hget('tag_metadata:{}'.format(tag), 'last_seen')
+    return {'tag': tag, 'first_seen': first_seen, 'last_seen': last_seen}
+
+def is_tag_in_all_tag(tag):
+    if r_serv_tags.sismember('list_tags', tag):
+        return True
+    else:
+        return False
+
+def get_all_tags():
+    return list(r_serv_tags.smembers('list_tags'))
+
 def get_item_tags(item_id):
     tags = r_serv_metadata.smembers('tag:'+item_id)
     if tags:
diff --git a/doc/README.md b/doc/README.md
index 07aa8e22..3c047e6e 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -449,6 +449,111 @@ curl https://127.0.0.1:7000/api/delete/item/tag --header "Authorization: iHc1_Ch
 
 
 
+## Tag management
+
+
+### Get all AIL tags: `api/get/tag/all`
+
+#### Description
+Get all tags used in AIL.
+
+**Method** : `GET`
+
+#### JSON response
+- `tags`
+  - list of tag
+  - *list*
+#### Example
+```
+curl https://127.0.0.1:7000/api/get/tag/all --header "Authorization: iHc1_ChZxj1aXmiFiF1mkxxQkzawwriEaZpPqyTQj " -H "Content-Type: application/json"
+```
+
+#### Expected Success Response
+**HTTP Status Code** : `200`
+```json
+  {
+    "tags": [
+      "misp-galaxy:backdoor=\"Rosenbridge\"",
+      "infoleak:automatic-detection=\"pgp-private-key\"",
+      "infoleak:automatic-detection=\"pgp-signature\"",
+      "infoleak:automatic-detection=\"base64\"",
+      "infoleak:automatic-detection=\"encrypted-private-key\"",
+      "infoleak:submission=\"crawler\"",
+      "infoleak:automatic-detection=\"binary\"",
+      "infoleak:automatic-detection=\"pgp-public-key-block\"",
+      "infoleak:automatic-detection=\"hexadecimal\"",
+      "infoleak:analyst-detection=\"private-key\"",
+      "infoleak:submission=\"manual\"",
+      "infoleak:automatic-detection=\"private-ssh-key\"",
+      "infoleak:automatic-detection=\"iban\"",
+      "infoleak:automatic-detection=\"pgp-message\"",
+      "infoleak:automatic-detection=\"certificate\"",
+      "infoleak:automatic-detection=\"credential\"",
+      "infoleak:automatic-detection=\"cve\"",
+      "infoleak:automatic-detection=\"google-api-key\"",
+      "infoleak:automatic-detection=\"phone-number\"",
+      "infoleak:automatic-detection=\"rsa-private-key\"",
+      "misp-galaxy:backdoor=\"SLUB\"",
+      "infoleak:automatic-detection=\"credit-card\"",
+      "misp-galaxy:stealer=\"Vidar\"",
+      "infoleak:automatic-detection=\"private-key\"",
+      "infoleak:automatic-detection=\"api-key\"",
+      "infoleak:automatic-detection=\"mail\""
+    ]
+  }
+```
+
+
+
+
+### Get tag metadata: `api/get/tag/metadata/<tag>`
+
+#### Description
+Get tag metadata.
+
+**Method** : `GET`
+
+#### Parameters
+- `tag`
+  - tag name
+  - *str*
+  - mandatory
+
+#### JSON response
+- `tag`
+  - tag name
+  - *str*
+- `first_seen`
+  - date: first seen
+  - *str - YYMMDD*
+- `last_seen`
+  - date: first seen
+  - *str - YYMMDD*
+#### Example
+```
+curl https://127.0.0.1:7000/api/get/tag/metadata/infoleak:submission=\"manual\" --header "Authorization: iHc1_ChZxj1aXmiFiF1mkxxQkzawwriEaZpPqyTQj " -H "Content-Type: application/json"
+```
+
+#### Expected Success Response
+**HTTP Status Code** : `200`
+```json
+  {
+    "first_seen": "20190605",
+    "last_seen": "20190726",
+    "tag": "infoleak:submission=\"manual\""
+  }
+```
+
+#### Expected Fail Response
+**HTTP Status Code** : `404`
+```json
+  {"status": "error", "reason": "Tag not found"}
+```
+
+
+
+
+
 
 ## Import management
 
@@ -593,9 +698,6 @@ curl -k https://127.0.0.1:7000/api/import/item/b20a69f1-99ad-4cb3-b212-7ce24b763
 ### Text search by daterange
 ##### ``api/search/textIndexer/item`` POST
 
-### Get all tags list
-##### ``api/get/tag/all``
-
 ### Get tagged items by daterange
 ##### ``api/search/tag/item`` POST
 
diff --git a/var/www/modules/restApi/Flask_restApi.py b/var/www/modules/restApi/Flask_restApi.py
index 3f363555..f2c6f64a 100644
--- a/var/www/modules/restApi/Flask_restApi.py
+++ b/var/www/modules/restApi/Flask_restApi.py
@@ -485,6 +485,31 @@ def get_item_content(item_id):
     res = Item.get_item(data)
     return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
 
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# # # # # # # # # # # # # #        TAGS       # # # # # # # # # # # # # # # # #
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+@restApi.route("api/get/tag/metadata/<tag>", methods=['GET'])
+@token_required('admin')
+def get_tag_metadata(tag):
+    if not Tag.is_tag_in_all_tag(tag):
+        return Response(json.dumps({'status': 'error', 'reason':'Tag not found'}, indent=2, sort_keys=True), mimetype='application/json'), 404
+    metadata = Tag.get_tag_metadata(tag)
+    return Response(json.dumps(metadata, indent=2, sort_keys=True), mimetype='application/json'), 200
+
+@restApi.route("api/get/tag/all", methods=['GET'])
+@token_required('admin')
+def get_all_tags():
+    res = {'tags': Tag.get_all_tags()}
+    return Response(json.dumps(res, indent=2, sort_keys=True), mimetype='application/json'), 200
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# # # # # # # # # # # # #        IMPORT     # # # # # # # # # # # # # # # # # #
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+
+
+
 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
 #
 # POST JSON FORMAT