00505nam a2200145Ia 450000500170000000800410001708200080005810000260006624500880009226000630018030000300024350400250027365000330029870000280033120251001050007.0250221s9999    xx            000 0 und d  bSHA  aShaikh, Shakeel Ahmed 0aTwo factor authentication :ba security strategy /cShakeel Ahmed Shaikh…[et.al.]  aMUET, Jamshoro :bComputer System Engineering, IICT,c2007  axi, 89p. :bill. ; 30 cm.  aIncludes References.  aComputer System Engineering.  aShaikh, Muhammad Zahid.