00372nam a2200133Ia 4500008004100000041001200041082002400053100003600077245002700113250001200140260004800152300001100200650002700211231217s9999    xx            000 0 und d  aEnglish  a001.64404  FER;1  R  aFerguson, Niels Schneier, Bruce 0aPractical cryptography  a1st ed.  c2003bWiley Dream Tech India LtdaNew Delhi  axx+410  aPractical,cryptography