diff --git a/bin/lib/Tracker.py b/bin/lib/Tracker.py
index 5e929b8b..74543244 100755
--- a/bin/lib/Tracker.py
+++ b/bin/lib/Tracker.py
@@ -9,6 +9,7 @@ import redis
 import uuid
 import yara
 import datetime
+import base64
 
 from flask import escape
 
@@ -683,17 +684,36 @@ def api_get_default_rule_content(default_yara_rule):
     yara_dir = get_yara_rules_default_dir()
     filename = os.path.join(yara_dir, default_yara_rule)
     filename = os.path.realpath(filename)
-
-    # incorrect filename
     if not os.path.commonprefix([filename, yara_dir]) == yara_dir:
-        return ({'status': 'error', 'reason': 'file transversal detected'}, 400)
+        return {'status': 'error', 'reason': 'file traversal detected'}, 400
 
     if not os.path.isfile(filename):
-        return ({'status': 'error', 'reason': 'yara rule not found'}, 400)
+        return {'status': 'error', 'reason': 'yara rule not found'}, 400
 
     with open(filename, 'r') as f:
         rule_content = f.read()
-    return ({'rule_name': default_yara_rule, 'content': rule_content}, 200)
+    return {'rule_name': default_yara_rule, 'content': rule_content}, 200
+
+
+def get_yara_rule_content_restapi(request_dict):
+    rule_name = request_dict.get('rule_name', None)
+    if not request_dict:
+        return {'status': 'error', 'reason': 'Malformed JSON'}, 400
+    if not rule_name:
+        return {'status': 'error', 'reason': 'Mandatory parameter(s) not provided'}, 400
+    yara_dir = get_yara_rules_dir()
+    filename = os.path.join(yara_dir, rule_name)
+    filename = os.path.realpath(filename)
+    if not os.path.commonprefix([filename, yara_dir]) == yara_dir:
+        return {'status': 'error', 'reason': 'File Path Traversal'}, 400
+    if not os.path.isfile(filename):
+        return {'status': 'error', 'reason': 'yara rule not found'}, 400
+    with open(filename, 'r') as f:
+        rule_content = f.read()
+    rule_content = base64.b64encode((rule_content.encode('utf-8'))).decode('UTF-8')
+    return {'status': 'success', 'content': rule_content}, 200
+
+
 
 ##-- YARA --##
 
diff --git a/bin/packages/Item.py b/bin/packages/Item.py
index 6e6e048e..b4d86a36 100755
--- a/bin/packages/Item.py
+++ b/bin/packages/Item.py
@@ -59,6 +59,9 @@ def get_item_date(item_id, add_separator=False):
 def get_source(item_id):
     return item_basic.get_source(item_id)
 
+def get_all_sources():
+    return item_basic.get_all_items_sources(r_list=True)
+
 def get_item_basename(item_id):
     return os.path.basename(item_id)
 
@@ -87,14 +90,12 @@ def get_item_metadata(item_id, item_content=None):
     # encoding
     # language
     # lines info
-
-    item_metadata = {}
-    item_metadata['date'] = get_item_date(item_id, add_separator=True)
-    item_metadata['source'] = get_source(item_id)
-    item_metadata['size'] = get_item_size(item_id)
-    item_metadata['encoding'] = get_item_encoding(item_id)
-    item_metadata['lines'] = get_lines_info(item_id, item_content=item_content)
-
+    item_metadata = {'date': get_item_date(item_id, add_separator=True),
+                     'source': get_source(item_id),
+                     'size': get_item_size(item_id),
+                     'encoding': get_item_encoding(item_id),
+                     'lines': get_lines_info(item_id, item_content=item_content)
+                     }
     return item_metadata
 
 def get_item_parent(item_id):
@@ -223,18 +224,33 @@ def get_item(request_dict):
 def get_item_content_encoded_text(request_dict):
     item_id = request_dict.get('id', None)
     if not request_dict:
-        return {'status': 'error', 'reason': 'Malformed JSON'}, 400, 1
+        return {'status': 'error', 'reason': 'Malformed JSON'}, 400
     if not item_id:
-        return {'status': 'error', 'reason': 'Mandatory parameter(s) not provided'}, 400, 1
+        return {'status': 'error', 'reason': 'Mandatory parameter(s) not provided'}, 400
     if not exist_item(item_id):
-        return {'status': 'error', 'reason': 'Item not found'}, 404, 1
+        return {'status': 'error', 'reason': 'Item not found'}, 404
 
     item_content = get_item_content(item_id)
-    base64_output = base64.b64encode((item_content.encode('utf-8')))
-
-    return base64_output, 200, 0
+    item_content = base64.b64encode((item_content.encode('utf-8'))).decode('UTF-8')
+    return {'status': 'success', 'content': item_content}, 200
 
 
+def get_item_sources():
+    item_content = {'sources': get_all_sources()}
+    return item_content, 200
+
+def check_item_source(request_dict):
+    source = request_dict.get('source', None)
+    if not request_dict:
+        return {'status': 'error', 'reason': 'Malformed JSON'}, 400
+    if not source:
+        return {'status': 'error', 'reason': 'Mandatory parameter(s) not provided'}, 400
+
+    all_sources = item_basic.get_all_items_sources()
+
+    if source not in all_sources:
+        return {'status': 'error', 'reason': 'Invalid source', 'provide': source}, 400
+    return {'status': 'success', 'reason': 'Valid source', 'provide': source}, 200
 ###
 ### correlation
 ###
diff --git a/var/www/modules/restApi/Flask_restApi.py b/var/www/modules/restApi/Flask_restApi.py
index 0169526a..443e007f 100644
--- a/var/www/modules/restApi/Flask_restApi.py
+++ b/var/www/modules/restApi/Flask_restApi.py
@@ -23,6 +23,7 @@ import Item
 import Paste
 import Tag
 import Term
+import Tracker
 
 sys.path.append(os.path.join(os.environ['AIL_BIN'], 'import'))
 import importer
@@ -319,12 +320,25 @@ def get_item_content_encoded_text():
     item_id = data.get('id', None)
     req_data = {'id': item_id}
     res = Item.get_item_content_encoded_text(req_data)
-    if res[2] == 1:
-        return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
-    else:
-        return res[0], res[1]
+    return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
 
 
+@restApi.route("api/v1/get/item/sources", methods=['GET'])
+@token_required('read_only')
+def get_item_sources():
+    res = Item.get_item_sources()
+    return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
+
+
+
+@restApi.route("api/v1/get/item/source/check", methods=['POST'])
+@token_required('read_only')
+def get_check_item_source():
+    data = request.get_json()
+    source = data.get('source', None)
+    req_data = {'source': source}
+    res = Item.check_item_source(req_data)
+    return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
 # # # # # # # # # # # # # #        TAGS       # # # # # # # # # # # # # # # # #
 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
@@ -376,6 +390,14 @@ def get_tracker_term_item():
     return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
 
 
+@restApi.route("api/v1/get/tracker/yara/content", methods=['POST'])
+@token_required('read_only')
+def get_default_yara_rule_content():
+    data = request.get_json()
+    rule_name = data.get('rule_name', None)
+    req_data = {'rule_name': rule_name}
+    res = Tracker.get_yara_rule_content_restapi(req_data)
+    return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1]
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 # # # # # # # # # # # #        CRYPTOCURRENCY       # # # # # # # # # # # # # #
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