00311nam a2200121Ia 4500008004100000020001500041041001200056100001600068245004200084260003900126300000800165650001600173221030s9999    xx            000 0 und d  a8131704127  aEnglish  aR. E. Smith 0aInternet Cryptographycby R. E. Smith  bPearson EdcuationaNew Delhic2013  a356  aBE Computer