000			00523nam a2200205Ia 4500
008			240509s9999 xx 000 0 und d
020			_a0008120323858
041			_aEng
082			_a005.82
082			_bS71
100			_aSTALLINGS, W:
245		0	_aCRYPTOGRAPHY AND NETWORK SECURITY : PRINCIPLES & PRACTICE
250			_a3rd ed.
260			_bNEW DELHI : PRENTICE HALL
260			_c2003
300			_a681 p.
650			_acomputer security: data security : network security
942			_2ddc
942			_cLBK
999			_c22121 _d22121
945			_a1 _bMadushi Gamage _c1 _dMadushi Gamage