title: Regex for complex password validation
body: <p>I looked around on stackoverflow, etc, but haven't found a good answer for this..Does regex support writing a rule like this? If so is there any regex experts our there who can help me write this, I am a big newb to regex and in a time crunch...</p>
  
  <p>I know I can do this with a manual function in c# using c# char, number methods, but I would like to use regex if I can for this..</p>
  
  <p>Requirement :</p>
  
  <ul>
  <li>At least 8 characters long
  <ul>
  <li>2 letters</li>
  <li>2 digits</li>
  <li>1 Upper case</li>
  <li>1 Lower case</li>
  <li>1 Symbol</li>
  </ul></li>
  </ul>