diff --git a/location_app/app/functions/auth/base.py b/location_app/app/functions/auth/base.py
index 3cb3d1f..fb7f38d 100644
--- a/location_app/app/functions/auth/base.py
+++ b/location_app/app/functions/auth/base.py
@@ -81,7 +81,8 @@ def check_month(month, day):
             return True
         else:
             return False
-    elif month == 2:                     # February
+    #February
+    elif month == 2:
         if (day > 0 and day <= 28):                 
             return True
         else:
diff --git a/location_app/app/functions/auth/change_password.py b/location_app/app/functions/auth/change_password.py
index 0859cc3..90bf1db 100644
--- a/location_app/app/functions/auth/change_password.py
+++ b/location_app/app/functions/auth/change_password.py
@@ -1,5 +1,6 @@
 import sqlite3 as sql
 from app.functions.auth import base
+import re
 
 
 database_user = "app/databases/users.db" 
@@ -17,7 +18,6 @@ def change_password(data):
         update_password(data)
     return _status
 
-
 def check_pass_data(data):   
     """
     Compares dates of birth and if the new passwords match,
@@ -31,13 +31,14 @@ def check_pass_data(data):
                 return "wrong_date"
             if not (data['password'] == data['r_password']):
                 return "pass_no_match"
+            pass_status = is_pass_valid(data['password'])
+            if pass_status != "ok":
+                return pass_status
             return "success"
         return "no_id"
     else:
         return _status
         
-
-        
 def check_empty(data):  
     """
     Checks if all the fields in the dictionary are filled,
@@ -58,7 +59,25 @@ def check_empty(data):
     else:
         return "ok"
 
-    
+def is_pass_valid(password):
+    """
+    Checks if the user inputted password matches all
+    the criteria
+    """
+    if len(password) < 5: 
+        return "too_short"
+    elif len(password) > 15:
+        return "too_long"
+    elif not re.search("[A-Z]", password):
+        return "no_up"
+    elif not re.search("[a-z]", password):
+        return "no_low"
+    elif not re.search("[0-9]", password):
+        return "no_num"
+    elif not re.search("[^a-zA-Z0-9_]", password):
+        return "no_sym"
+    else:
+        return "ok"   
     
 def update_password(data):
     """
diff --git a/location_app/app/functions/auth/create_profile.py b/location_app/app/functions/auth/create_profile.py
index 08a0a6a..4b8bb39 100644
--- a/location_app/app/functions/auth/create_profile.py
+++ b/location_app/app/functions/auth/create_profile.py
@@ -1,6 +1,6 @@
 import sqlite3 as sql                                                       
 from app.functions.auth import base
-
+import re
 
 database_user = "app/databases/users.db" 
  
@@ -17,7 +17,6 @@ def create_profile(data):
     if _status == "success":
         make_user(data)
     return _status
-  
     
 def check_prof_data(data):                                                  
     """
@@ -31,6 +30,9 @@ def check_prof_data(data):
             if not base.user_exists(data['username']):
                 if not (data['password'] == data['r_password']):
                     return "pass_no_match"
+                pass_status = is_pass_valid(data['password'])
+                if pass_status != "ok":
+                    return pass_status
                 elif not base.check_date(data['day'], 
                                          data['month'],
                                          data['year']):
@@ -43,7 +45,6 @@ def check_prof_data(data):
             return "no_id"
     return _status
 
-
 def check_empty(data):
     """
     Checks if all the fields in the dictionary are filled,
@@ -68,7 +69,25 @@ def check_empty(data):
     else:
         return "ok"
     
-    
+def is_pass_valid(password):
+    """
+    Checks if the user inputted password matches all
+    the criteria
+    """
+    if len(password) < 5: 
+        return "too_short"
+    elif len(password) > 15:
+        return "too_long"
+    elif not re.search("[A-Z]", password):
+        return "no_up"
+    elif not re.search("[a-z]", password):
+        return "no_low"
+    elif not re.search("[0-9]", password):
+        return "no_num"
+    elif not re.search("[^a-zA-Z0-9_]", password):
+        return "no_sym"
+    else:
+        return "ok"
     
 def make_user(data):
     """
diff --git a/location_app/app/functions/auth/login.py b/location_app/app/functions/auth/login.py
index da1a38e..846bc6b 100644
--- a/location_app/app/functions/auth/login.py
+++ b/location_app/app/functions/auth/login.py
@@ -12,8 +12,6 @@ def login(data):
     _status = check_login_data(data)
     return _status
     
-    
-    
 def check_login_data(data):
     """
     Checks the validity of inputed data, if 
@@ -33,7 +31,6 @@ def check_login_data(data):
         return "success" 
     else:
         return _status
-
     
 def check_empty(data):
     """
diff --git a/location_app/app/templates/login/create.html b/location_app/app/templates/login/create.html
index 6c40f4b..db67bc4 100644
--- a/location_app/app/templates/login/create.html
+++ b/location_app/app/templates/login/create.html
@@ -87,6 +87,18 @@
                         <input type="password" name="password">
                         {% if status == 'empty_pass' %}
                         <p class="error_text">Empty Password</p>
+                        {% elif status == 'no_low' %}
+                        <p class="error_text">Password should contain atleast 1 lowercase letter</p>
+                        {% elif status == 'no_up' %}
+                        <p class="error_text">Password should contain atleast 1 uppercase letter</p>
+                        {% elif status == 'no_num' %}
+                        <p class="error_text">Password should contain atleast 1 number</p>
+                        {% elif status == 'no_sym' %}
+                        <p class="error_text">Password should contain atleast 1 symbol</p>
+                        {% elif status == 'too_short' %}
+                        <p class="error_text">Password is too short</p>
+                        {% elif status == 'too_long' %}
+                        <p class="error_text">Password is too long</p>
                         {% endif %}
                     </div>
                     <div class="r_password">
diff --git a/location_app/app/templates/login/forgot.html b/location_app/app/templates/login/forgot.html
index 3306cb6..7c7184b 100644
--- a/location_app/app/templates/login/forgot.html
+++ b/location_app/app/templates/login/forgot.html
@@ -69,6 +69,18 @@
                         <input type="password" name="password">
                         {% if status == 'empty_pass' %}
                         <p class="error_text">Empty Password</p>
+                        {% elif status == 'no_low' %}
+                        <p class="error_text">Password should contain atleast 1 lowercase letter</p>
+                        {% elif status == 'no_up' %}
+                        <p class="error_text">Password should contain atleast 1 uppercase letter</p>
+                        {% elif status == 'no_num' %}
+                        <p class="error_text">Password should contain atleast 1 number</p>
+                        {% elif status == 'no_sym' %}
+                        <p class="error_text">Password should contain atleast 1 symbol</p>
+                        {% elif status == 'too_short' %}
+                        <p class="error_text">Password is too short</p>
+                        {% elif status == 'too_long' %}
+                        <p class="error_text">Password is too long</p>
                         {% endif %}
                     </div>
                     <div class="r_password">