00371nam a2200133Ia 4500008004100000041001200041082002200053100003600075245002700111250001200138260004900150300001100199650002700210231217s9999    xx            000 0 und d  aEnglish  a001.64404  FER;4   aFerguson, Niels Schneier, Bruce 0aPractical cryptography  a1st ed.  c2003bWiley Dream Tech India Ltd,aNew Delhi  axx+410  aPractical,cryptography