title: Rainbow cracking attacks and Brute-force attack
body: <p>Hi a small question about Rainbow cracking attacks and Brute-force attack </p>
  
  <p>does rainbow attack considerer as a variant of a Brute-force attack ?</p>
  
  <p><strong>also in Brute-force attack it search for <em>all possible key values</em> and what does rainbow search ?</strong></p>