am 00a3823d: Merge change 26008 into eclair

Merge commit '00a3823db55e3667ee6a2aa14b565db5dfb88df9' into eclair-plus-aosp

* commit '00a3823db55e3667ee6a2aa14b565db5dfb88df9':
  Modified random variable to use java.security.SecureRandom for authentication challenge genration.