000 00853nam a2200253 a 4500
005 20250930093300.0
008 981208s1980 xxk 000 0 eng
020 _a0850122538
039 9 _a200806291114
_brosma
_y08-18-1999
_zload
090 _aQA76.9.A25P74
090 _aQA76.9.A25
_bP74
100 1 _aPritchard, J. A. T.,
_q(John A. T.)
_946800
245 1 0 _aData encryption /
_cby John A.T. Pritchard
260 _aManchester :
_bNational Computing Centre,
_c1980
300 _a1v. (various pagings) ;
_c30 cm.
504 _aIncludes bibliographical references
650 0 _aComputers
_xAccess control
_xPasswords
907 _a.b10504941
_b2021-05-28
_c2019-11-12
942 _c01
_n0
_kQA76.9.A25P74
914 _avtls000052578
991 _aFakulti Sains Matematik
998 _at
_b1999-05-08
_cm
_da
_feng
_gxxk
_y0
_z.b10504941
999 _c52434
_d52434