網(wǎng)癮危害英文PPT課件

1、第1頁/共59頁第2頁/共59頁1.The Meaning Of Internet Safety The software ,hardware and data in the computer system is protected. The Internet can function well without leaking, destructing and replacing. But in many situations, it means the safety of information on the Internet.第3頁/共59頁第4頁/共59頁1) free, opening

2、 and convenient 第5頁/共59頁2)It has huge storage第6頁/共59頁3)cultivating the good habit of learning第7頁/共59頁4)A good tool for playing and working第8頁/共59頁第9頁/共59頁第10頁/共59頁2) Its full of dangerous virus第11頁/共59頁3) poisonous information and pictures, it is hard to be observed第12頁/共59頁4) the information is not

3、 to be trusted第13頁/共59頁第14頁/共59頁第15頁/共59頁Two factorsVirusHacker第16頁/共59頁第17頁/共59頁A computer virus is a computer program that can replicate itself and spread from one computer to anotherNo signal第18頁/共59頁第19頁/共59頁第20頁/共59頁e-mail spoofingby hackerdisguise someone user would knowobtain secret by cheati

4、ngbegin to attack第21頁/共59頁第22頁/共59頁Classification of Computer Crimeillegal access第23頁/共59頁第24頁/共59頁Classification of Computer Crime illegal interception data interference systems interference misuse of devices, forgery (ID theft), and electronic fraud第25頁/共59頁第26頁/共59頁Basic characteristics of cyberc

5、rime 1 high IQ of Criminal. 2 the cost of cybercrime is low and the harm is great. 3 Difficult to obtain and Preservation evidence. 4 Difficult to prevent. 5 Wide spread rapidly. 6 easy to hidden.第27頁/共59頁第28頁/共59頁Financial Fraud and its Solution第29頁/共59頁第30頁/共59頁第31頁/共59頁第32頁/共59頁Genuine Antivirus

6、Software第33頁/共59頁第34頁/共59頁第35頁/共59頁Law protectionIn China第36頁/共59頁第37頁/共59頁第38頁/共59頁Copyright law第39頁/共59頁第40頁/共59頁prevention and control measures of cyber crime第41頁/共59頁Thinking: what should we postgraduates do?第42頁/共59頁Internet “Smart Rules”1. Do not give out personal information or send pictures

7、to a person you only know online. They may not be who you think they are.2. Tell an adult when someone online makes you feel uncomfortable.3. Dont agree to meet someone you only know online. It could actually be a person who means to do you harm.第43頁/共59頁Internet “Smart Rules”4. Dont reply to e-mail

8、 messages that make you feel uncomfortable.5. Dont give out credit card numbers to anyone.6. Dont forward chain letters.7. Dont copy music illegally from the internet.8. E-mail is not private. Do not assume that it is.第44頁/共59頁Internet “Smart Rules”9. Dont download anything without asking your teach

9、er or parent. You may download a virus.10. If you receive an e-mail asking you to forward something to everyone,.dont.11. Dont tell anyone your account password.12. Dont e-mail in UPPERCASE. Its like shouting. 第45頁/共59頁Last but not least, dont be credulous for your own good. There is no pie from sky

10、!第46頁/共59頁internet addition does harm to our daily life第47頁/共59頁waste precious time第48頁/共59頁 people may meet dirty words, rumors, four-letter information, porn activities and other bad information第49頁/共59頁can you leave a small space for me to put the food in the refrigerator?第50頁/共59頁darling, go hom

11、e第51頁/共59頁internet addition第52頁/共59頁he will fall behind第53頁/共59頁Cultivate healthy habits第54頁/共59頁we should deal with the Internet carefully parents are responsiblefor their own children 第55頁/共59頁The conclusion of our task 1.Internet has its advantages and disadvantages. 2.Internet arises security problems,we must pay attention to these problems.第56頁/共59頁 3.with the development