?3,995EnterpriseSecurityReview2017November2017TheoldrulesnolongerapplyContentsExecutivesummaryp3Researchoverviewp5Headlinenewsp6Ransomwarecomesofagep8Real-worldsecuritystrategyp10Newthreats,newsolutions?p14Layeredsecurityp17Blockchainp19GDPRp22Conclusionsp24AboutComputingp28?ThisdocumentispropertyofIncisiveBusinessMediaLtd.Reproductionanddistributionofthispublicationinanyformwithoutpriorwrittenpermissionisforbidden.2EnterpriseSecurityReview20173EnterpriseSecurityReview20171ExecutivesummaryIf2016wastheyearthatturnedmanyaspectsofconventionalwisdomintohistory,2017hasbeentheyearinwhichthedrawbacksofthedigitalrevolutionhavebecomeabundantlyandbrutallyclear.Thisrevolutionhaschangedthenatureofeverything–includingwarfareandcrime.Inaworldwithnoborders,wherenoneoftheoldrulesapply,wefindthattraditional