Password Validation Checker

A Python script that validates password strength based on security best practices.

Description

The project teaches how to validate and enforce secfurity policies by checking if a

• ✅ At least 8 characters
• ✅ Contains at least one uppercase letter
• ✅ Contains at least one lowercase letter
• ✅ Contains at least one number
• ✅ Contains at least one special character (e.g. !, @, #)

Features

• Python 3.
• Google Colab

How to use:

Run in Google Colab

1. Click passwordValidation.ipynb
2. Click the "Open in Colab" badge above
3. Run the function definition cell
4. Run the test cell or interactive mode cell
5. Enter password to validate

Examples:

''' Python check_password_strength("Test123!") # ✅ Password passed all requirements check_password_strength("weak") # ❌ Password too short check_password_strength("mandarin") # ❌ Password needs at least one uppercase letter check_password_strength("Mandarin3") # ❌ Password needs at least one special character check_password_stregth("Mandarin@1") # ✅ Password passed all requirements

Learning Outcomes

The project demonstrates:

• String manipulation in Python
• Using 'any()' function with generators
• Conditional logic and validation
• Writing clean, readable code

Author:

Erubiel Ramos - BS Software Engineering CSU San Marcos

License

MIT License - FREE to use for educational purpose.