000			00522nam a2200205Ia 4500
001			25941
005			20250221152352.0
008			250214s9999||||xx |||||||||||||| ||und||
020			_a8178089025
100			_aStallings, William
245		0	_aCryptography and network security : principles and practice
250			_a3
260			_aNew Delhi
260			_bPearson Education
260			_c2003
300			_axiv, 681p.
650			_aComputer networks
650			_aCryptography -- Network security
942			_cBK
999			_c41785 _d41785