Password should be in a proper or a specific format to secure the application so how to validate a password in Python?
How to validate a password in Python?
Let’s accept a password as a mix of alphanumeric characters alongside exceptional characters, and check whether the password is legitimate or not with the assistance of a few conditions.
What is a password?
Output: The password is valid
Algorithm to validate the password:
- Enter a password
- First, check whether the password is greater than 5 characters or not.
- Then check whether the first character is in uppercase or not.
- Having at least one lowercase character.
- Having at least one numeric value.
- Having at least one special character.
Python program to validate a password.
lower, upper, special, digit = 0, 0, 0, 0 password = input("Enter your password") if (len(password) >= 6): for i in password: for word in password.split(): if(word.isupper()): upper += 1 if(i.islower()): lower += 1 if(i.isdigit()): digit += 1 if(i == '@' or i == '$' or i == '_' or i == '#'): special += 1 else: print("Password should be more than 6 characters") if (lower >= 1 and upper >= 1 and special >= 1 and digit >= 1): print("Valid Password") else: print("Invalid Password")
Output: Printing whether the password is valid or not in Python.