password strength detector

passwordstrengthdetector.py

@@ -0,0 +1,57 @@
+import re
+
+def assess_password_strength(password):
+    length_criteria = len(password) >= 8
+    lowercase_criteria = bool(re.search(r'[a-z]', password))
+    uppercase_criteria = bool(re.search(r'[A-Z]', password))
+    digit_criteria = bool(re.search(r'\d', password))
+    special_char_criteria = bool(re.search(r'[!@#$%^&*(),.?":{}|<>]', password))
+
+    feedback = []
+
+    if length_criteria:
+        feedback.append("✅ Sufficient length (8 or more characters)")
+    else:
+        feedback.append("❌ Password is too short (at least 8 characters needed)")
+
+    if lowercase_criteria:
+        feedback.append("✅ Contains lowercase letter(s)")
+    else:
+        feedback.append("❌ Add at least one lowercase letter")
+
+    if uppercase_criteria:
+        feedback.append("✅ Contains uppercase letter(s)")
+    else:
+        feedback.append("❌ Add at least one uppercase letter")
+
+    if digit_criteria:
+        feedback.append("✅ Contains digit(s)")
+    else:
+        feedback.append("❌ Add at least one digit")
+
+    if special_char_criteria:
+        feedback.append("✅ Contains special character(s) (e.g., !, @, #)")
+    else:
+        feedback.append("❌ Add at least one special character (e.g., !, @, #)")
+
+    score = sum([length_criteria, lowercase_criteria, uppercase_criteria, digit_criteria, special_char_criteria])
+
+    if score == 5:
+        strength = "🔒 Very Strong"
+    elif score == 4:
+        strength = "🛡️ Strong"
+    elif score == 3:
+        strength = "⚠️ Moderate"
+    else:
+        strength = "❗ Weak"
+
+    return strength, feedback
+
+
+# Example usage
+password = input("Enter your password: ")
+strength, feedback = assess_password_strength(password)
+
+print(f"Password Strength: {strength}")
+for comment in feedback:
+    print(comment)