多项选择题
A.Increase the number of passwords that are remembered
B.Disable reversible encryption
C.Set the minimum password age to zero days
D.Increase the maximum password age
单项选择题 YouneedtoprovideusersintheresearchdepartmentaccesstodifferentfunctionsoftheWeb-basedresearchapplicationbasedonindividualuserroles.Whatshouldyoudo？（）
单项选择题 Youneedtodesignamethodtoensurethatresearchintellectualpropertyremainsconfidential.Yousolutionmustmeetsecurityrequirements.Whatshouldyoudo？（）
单项选择题 YouneedtodesignaPKIthatmeetsbusinessrequirements.Whatshouldyoudo？（）