title: Need information on Bilinear Maps
body: <p>I've googled the following URL's and need more simple information regarding Bilinear Maps</p>
  
  <p>Intro to Bilinear Maps -- by Bethencourt and </p>
  
  <p><a href="http://en.wikipedia.org/wiki/Bilinear_map" rel="nofollow">http://en.wikipedia.org/wiki/Bilinear_map</a></p>
  
  <p>Lecture 25: Pairing-Based Cryptography -- MIT course</p>
  
  <p>I would like to know in a simple to understand framework</p>
  
  <p>1) what is a bilinear pairing -- an example would be great
  2) how is it useful say in CP-ABE -- ciphertext policy attribute based encryption schema</p>
  
  <p>Thanks</p>