Cloud Computing: The difference between IAAS, PAAS and ...

The main differences between the IaaS, PaaS, and SaaS models lie in control and cost. With SaaS, companies have less control as the vendor manages applications, ... [email protected]| +44(0)2088757676 About WhyCMI Sectors LeadershipTeam Careers ManagedServices ITSupport ManagedCloud Backup&DisasterRecovery Risk&Compliance BySector ModernWorkplace WhyModernise BigCloudAzure SecureManagedDesktop RemoteWorking CloudPhoneSystems Microsoft365 CyberSecurity CyberSecurityOverview CyberEssentials 24/7Detect&Respond VulnerabilityAssessment EducatingYourTeam SecurityandCompliance Resources Blog News Events&Webinars CaseStudies eBooksandWhitepapers Contact Support CMIBlog CloudComputing:ThedifferencebetweenIAAS,PAASandSAAS Tweet   Cloudcomputingsolutionsofferawiderangeofbenefitstobusinesses,fromloweredcoststobetterdisasterrecovery,andUKbusinessesarecatchingon.TheCloudIndustryForum(CIF)foundthat88%ofUKbusinessesarenowusingcloudservices,whichisanincreaseof83%sincetheirresearchfirststartedin2010. Butoncethedecisionhasbeenmadetoutilisecloudcomputing,ITmanagersmustdeterminewhichmodelofcloudservicestouse:IaaS,PaaS,orSaaS.Mostmoderncompaniesuseacombination,aseachoffersadifferenttypeofsolution,whichourITexpertsexplainbelow.   WhatisIaaS? IaaS,orInfrastructureasaService,worksinasimilarmannertotraditionalcomputerhardware(i.e.servers,networks,operatingsystems)butoperatesinavirtualcapacity.Insteadofbuyingthephysicalhardware,ITmanagerscanpurchasetheinfrastructureasavirtualservicethroughanIaaSprovider.Theseareeasilyscalableandofferflexiblecloudcomputingaswellascompletecontrolovertheinfrastructureforyourcompany.ExamplesofIaaSincludeAmazonWebServicesandGoogleComputeEngine.   WhatisPaaS? PaaS,orPlatformasaService,referstocloudservicesthatprovideaframeworkthatcompaniesanddeveloperscanusetoquicklyandeasilybuild(andcustomise)applications.Thismodelallowsdeveloperstofocusontheapplicationsoftwarewithouthavingtomanageoperatingsystems,softwareupdates,andotherinfrastructurematters.ITmanagerssimplyneedtothinkaboutthemanagementoftheapplicationsoftwareitself.PaaSexamplesincludeMicrosoftAzure,theGoogleAppEngineandAppleDeveloperXcode.   WhatisSaaS? SoftwareasaService(SaaS)isthemostprevalenttypeofcloudserviceandprovidessoftwarelikeemail,wordprocessing,collaborationsoftware,designsoftwareandawholehostofotherapplications.SaaSapplicationsareusuallyaccessibledirectlythroughawebbrowser,removingtheneedtoinstallapplicationsonindividualworkstations.Operatingsystems,applications,data,servers,storage,andmoreareallmanagedbythevendor,sotheITmanageronlyhastoworryabouttheuseofthesoftwareandprovidingaccesstoemployees.ExamplesofSaaSincludeSalesforce,MicrosoftOffice365andGoogleGSuite.     IaaSvs.SaaSvs.PaaS ThemaindifferencesbetweentheIaaS,PaaS,andSaaSmodelslieincontrolandcost. WithSaaS,companieshavelesscontrolasthevendormanagesapplications,data,operatingsystems,storage,networking,etc.,butthecostisrelativelylower.SaaSisidealforsmallercompanieslookingtousecloudcomputingtoreducecostsandforcompaniesinindustrieswithfluctuatingdemands. PaaSofferscompaniescontrolovertheirapplicationsanddatawhilethevendormanagesoperatingsystems,middleware,runtime,etc.,andthecostismoderate.PaaSisidealforcompanieslookingtocreateandcontroltheirownapplicationswithoutthehassleandcomplexitiesofnetworking,runningservers,andcodingfromthegroundup. Finally,theIaaSmodelofferscompaniesmorecompletecontrolovertheirapplicationsandinfrastructurewithouthavingtocommittoinvestinginphysicalservers,networking,andstorage(whicharetakencareofbythevendor).Thecostishigherthantheothercloudcomputingmodelsduetothegreatercomplexityoftheservicesoffered.   Whichisbestforyou? Dependingontheneedsofyourbusiness,youmaywanttopursueone,orallthree,typesofcloudservices. Manylargerbusinessesretainacombinationoftraditionalhardwareandcloudcomputingsolutions,butincreasinglySMEsareadoptingcloudbasedservicesaswell.Forafreeconsultationtofindoutwhatisbestforyourorganisation,clickbelow,orcontactCMI—thebusinessITexpertson08000232696.     Ifyou’dliketo workwithan awardwinning team,contactoneofourexpertstoday.    Topics: technology, business WrittenbyDuaneGodwin DuaneisBertietheRobot'sfather.Needwesaymore. PreviousPost NextPost PopularCMIBlog SpoofingEmails:Whatarethey,andhowdobusinessescombatthem Ourinboxesarebombardedwithhundredsofemailsonaday-to-daybasis–importantbusinessemails,eventinvites,etc.Andthere’sriskyemailslikespamanda.. Continuereading CrazyEnoughtoWork:OutlandishPhishingTechniques Mostbusinessesareawareoftheincreasingthreatofphishingattacks.Plus,withtheshifttoremoteworking,moreend-usersareexposed,andmorelikelytofall.. 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