00380nam a2200133 a 450000500170000000800410001702000150005804100080007308200080008110000220008924500820011126400430019330000100023620260717092059.0260717s2005    ii            000 0 eng d  a8178087901  aeng04a0051 aKaufmon, Charlie.10aNetwork Security Private Communication in a Public World /cKaufmon, Charlie. 1aNew Delhi :bPearson Education,c2005.  a729p.