会计学人类步入信息社会。信息产业的发展非常迅速，产生那些黑客，搞恶作剧的青少年，爱探索的儿童，骗子，还有严重的白领罪犯。因此，信息安全成为一个迫在眉睫的重要问题。Recently,thenewsthatU.SattackonChina'sInternetisalwaysexposed.Andthequestionofhowtostayonlinesafelyraisesalotofdiscussioninourcountry.Asaresult,intheera（时代）ofrapiddevelopmentofnetwork,wemusttakemeasurestoprotectoursecurityofprivacyandpropertyeffectively.Incaseofinformationbreach,thevictims－governmentdepartment,anorganizationoraninstitution,oracompanywillinevitablysuffergreatorsmallloss.Governmentmaybethreatenedwithnationalsecurity.Companiesmayloseopportunitiesofbusiness.Andthepublic’sandusers’confidenceofinformationsecuritywillbedamaged.websitessecureanti-virussoftwaresgovernmentscientistsSmartphoneSmartphoneSmartphoneTheendThankyou