The password must be at least eight (8) characters in length and contain at least 1 character from three (3) of the four (4) types of characters: 
- Lower case letters (a-z) 
- Upper case letter (A-Z)  
- Numbers (0-9)  
- Special characters such as one of the following: ! " # $ % & ' ( ) * + , - . / : ; < = > ? @ [ \ ] ^ _ `{ | } ~’