Example #1
0
 public function testEntropy()
 {
     $match = new Bruteforce('99', 0, 1, '99');
     $this->assertSame(log(pow(10, 2), 2), $match->getEntropy());
     $password = '******';
     $match = new Bruteforce($password, 0, 3, $password);
     $this->assertSame(95, $match->getCardinality());
     $this->assertSame(log(pow(95, 4), 2), $match->getEntropy());
 }
 /**
  * Make a bruteforce match object for substring of password.
  *
  * @param string $password
  * @param int $begin
  * @param int $end
  * @param int $cardinality optional
  *
  * @return Bruteforce match
  */
 protected function makeBruteforceMatch($password, $begin, $end, $cardinality = null)
 {
     $match = new Bruteforce($password, $begin, $end, substr($password, $begin, $end + 1), $cardinality);
     // Set entropy in match.
     $match->getEntropy();
     return $match;
 }