00683nam a22002177a 4500003000400000005001700004008004100021020001800062028000800080082001400088100002400102245008700126250001200213260005800225300003700283655004400320655003900364655001900403655002200422655002100444SNU20140718182309.0140718b        xxu||||| |||| 00| 0 eng d  a9789814035897  aHCL  a005.8 STA  aStallings, William;  aCryptography and network security b: principles and practicec/ William Stallings  a2nd ed.  aUpper Saddle River, N.J. b: Prentice Hallc, ©1999.  axvii, 569 p. b: ill. c; 24 cm.  aComputer networks -- Security measures.  aData encryption (Computer science)  aCoding theory.  aWilliam Stallings  aComputer science