Still , Mauresmo has the confidence of having beaten Serena for the first time and also is buoyed by Venus Williams ' upset loss Sunday to Vera Zvonareva .
She has the confidence of having beaten her for the first time and she is buoyed by Venus Williams ' upset loss of two days ago .
a value that can be used to encrypt a message. however, only when combined with a mathematically-related private key, can the message be decrypted. (symmetric)