网瘾的危害英文ppt课件

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1、InternetSafety1.TheMeaningOfInternetSafetyThesoftware,hardwareanddatainthecomputersystemisprotected.TheInternetcanfunctionwellwithoutleaking,destructingandreplacing.Butinmanysituations,itmeansthesafetyofinformationontheInternet.1)free,openingandconvenient2)Ithashugestora

2、ge3)cultivatingthegoodhabitoflearning4)Agoodtoolforplayingandworking2)It`sfullofdangerousvirus3)poisonousinformationandpictures,itishardtobeobserved4)theinformationisnottobetrustedInternetSecurityProblemTwofactorsVirusHackervirusAcomputervirusisacomputerprogramthatcanrep

3、licateitselfandspreadfromonecomputertoanotherNosignalHackerAttackbyhackere-mailspoofingbyhackerdisguisesomeoneuserwouldknowobtainsecretbycheatingbegintoattackClassificationofComputerCrimeillegalaccessClassificationofComputerCrimeillegalinterceptiondatainterferencesystems

4、interferencemisuseofdevices,forgery(IDtheft),andelectronicfraudBasiccharacteristicsofcybercrime1highIQofCriminal.2thecostofcybercrimeislowandtheharmisgreat.3DifficulttoobtainandPreservationevidence.4Difficulttoprevent.5Widespreadrapidly.6easytohidden.FinancialFraudandits

5、SolutionGenuineAntivirusSoftwareLawprotectionInChinaCopyrightlawpreventionandcontrolmeasuresofcybercrimeThinking:whatshouldwepostgraduatesdo?Internet“SmartRules”1.Donotgiveoutpersonalinformationorsendpicturestoapersonyouonlyknowonline.Theymaynotbewhoyouthinktheyare.2.Te

6、llanadultwhensomeoneonlinemakesyoufeeluncomfortable.3.Don’tagreetomeetsomeoneyouonlyknowonline.Itcouldactuallybeapersonwhomeanstodoyouharm.Internet“SmartRules”4.Don’treplytoe-mailmessagesthatmakeyoufeeluncomfortable.5.Don’tgiveoutcreditcardnumberstoanyone.6.Don’tforwa

7、rdchainletters.7.Don’tcopymusicillegallyfromtheinternet.8.E-mailisnotprivate.Donotassumethatitis.Internet“SmartRules”9.Don’tdownloadanythingwithoutaskingyourteacherorparent.Youmaydownloadavirus.10.Ifyoureceiveane-mailaskingyoutoforwardsomethingtoeveryone,….don’t.11.D

8、on’ttellanyoneyouraccountpassword.12.Don’te-mailinUPPERCASE.It’slikeshouting.Lastbutnotleast,don’tbecr