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--- reference:password_strength_checking_script [2014/02/27 17:29] – created paul
+++ reference:password_strength_checking_script [2015/09/23 13:46] – external edit 127.0.0.1
@@ Line 19: / Line 19: @@
  else
   return true
+ end
+end
+</code>
+A more complex example is:
+<code>
+blockedWords = {"password", "letmein", "computer"}
+minTypes = 3
+function Check(Username, Password, minlength)
+ lowerPassword = string.lower(Password)
+ if Password == Username then
+     return false
+ end
+  for _, value in pairs(blockedWords) do
+    if lowerPassword == value then
+      return false
+    end
+  end
+ hasDigit = 0
+ hasCaps = 0
+ hasLower = 0
+ hasSpecial = 0
+ if string.find(Password, "%d") then
+    hasDigit = 1
+ end
+ if string.find(Password, "[A-Z]") then
+    hasCaps = 1
+ end
+ if string.find(Password, "[a-z]") then
+     hasLower = 1
+ end
+ if string.find(Password, "[^a-zA-Z0-9]") then
+     hasSpecial = 1
+ end
+ differentTypes = hasDigit + hasCaps + hasLower + hasSpecial
+ if differentTypes >= minTypes then
+     return true
+ else
+     return false
  end
 end

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