diff --git a/database/search-index.db b/database/search-index.db
index 0194df1..842ebb0 100644
Binary files a/database/search-index.db and b/database/search-index.db differ
diff --git a/main.py b/main.py
index b74336f..e0798fd 100644
--- a/main.py
+++ b/main.py
@@ -1,4 +1,5 @@
 import streamlit as st
+import time
 
 from manager.insert import insert_data
 from search.index import Search_Data
@@ -29,11 +30,12 @@
     if submitted2 and AddForm == True:
         name = st.text_input('Enter website name:')
         address = st.text_input('Enter website address:')
-        
+
         if name and address:
-            insert_data(name, address)
-            st.success('Data inserted successfully!')
-            st.session_state.add_state = False
+            with st.spinner('Checking the given information...'):
+                time.sleep(1)
+                insert_data(name, address)
+                st.session_state.add_state = False
     elif submitted2 and not AddForm:
         st.session_state.add_state = True
         
\ No newline at end of file
diff --git a/manager/__pycache__/insert.cpython-312.pyc b/manager/__pycache__/insert.cpython-312.pyc
index 2b6a5bc..25f2329 100644
Binary files a/manager/__pycache__/insert.cpython-312.pyc and b/manager/__pycache__/insert.cpython-312.pyc differ
diff --git a/manager/insert.py b/manager/insert.py
index 82016d4..ddc2a99 100644
--- a/manager/insert.py
+++ b/manager/insert.py
@@ -1,8 +1,45 @@
 import streamlit as st
-
 import sqlite3
 import requests
 from bs4 import BeautifulSoup
+import json
+
+GOOGLE_SAFE_BROWSING_API_KEY = 'API_KEY'
+
+def content_exists(text_content, address):
+    with sqlite3.connect('./database/search-index.db') as conn:
+        cursor = conn.cursor()
+        if text_content:
+            cursor.execute('''SELECT COUNT(*) FROM information WHERE text = ?''', (text_content,))
+        else:
+            cursor.execute('''SELECT COUNT(*) FROM information WHERE address = ?''', (address,))
+        count = cursor.fetchone()[0]
+        return count > 0
+
+def is_content_safe(text_content):
+    url = 'https://safebrowsing.googleapis.com/v4/threatMatches:find?key=' + GOOGLE_SAFE_BROWSING_API_KEY
+    payload = {
+        "client": {
+            "clientId": "your-client-id",
+            "clientVersion": "1.5.2"
+        },
+        "threatInfo": {
+            "threatTypes": ["MALWARE", "SOCIAL_ENGINEERING", "UNWANTED_SOFTWARE", "POTENTIALLY_HARMFUL_APPLICATION"],
+            "platformTypes": ["ANY_PLATFORM"],
+            "threatEntryTypes": ["URL"],
+            "threatEntries": [{"url": text_content}]
+        }
+    }
+    headers = {
+        'Content-Type': 'application/json'
+    }
+
+    response = requests.post(url, headers=headers, data=json.dumps(payload))
+    if response.status_code == 200:
+        data = response.json()
+        if 'matches' in data and data['matches']:
+            return False
+    return True
 
 def insert_data(name, address):
     try:
@@ -11,7 +48,15 @@ def insert_data(name, address):
         soup = BeautifulSoup(response.text, 'html.parser')
         text_content = "\n".join([p.text for p in soup.find_all('p')])
     except requests.RequestException as e:
-        st.text("Error accessing or parsing the website:", e)
+        st.error("Error accessing or parsing the website:", e)
+        return
+
+    if content_exists(text_content, address):
+        st.warning("Content already exists in the database.")
+        return
+
+    if not is_content_safe(address):
+        st.warning("Unsafe content detected. Not inserting into the database.")
         return
 
     with sqlite3.connect('./database/search-index.db') as conn:
@@ -20,5 +65,6 @@ def insert_data(name, address):
             cursor.execute('''INSERT INTO information (name, address, text)
                             VALUES (?, ?, ?)''', (name, address, text_content))
             conn.commit()
+            st.success("Data inserted successfully.")
         except sqlite3.Error as e:
-            st.text("Error inserting data into the database:", e)
+            st.error("Error inserting data into the database:", e)