CTIS23Download as PDFCyber Network DefenseComputer Tech and Info SystemsUndergraduateOverviewCreditsRequisitesCollapse AllAdvisory CTIS-15, CTIS-20, CTIS-16 PrerequisitePreviously taken CTIS-15, CTIS-20, and CTIS-16 is advised. Take CTIS-15(8935) CTIS-20(8944) CTIS-16(8942); Minimum grade C,P;