11. Web browsers There’re so many web browsers available now , such as Windows Internet Explorer 9 Mozilla Firefox 4 Google Chrome 12 Opera 11 Apple Safari 5
12. About Security Internet represents an insecure channel for exchanging information leading to a high risk of intrusion or fraud, such as phishing. Different methods have been used to protect the transfer of data, including encryption. There are 6 common attacks that spread through WWW : 1.Malware惡意軟件-----> short of Malicious software 2.Viruses病毒-----> programs that can replicate their structures or effects by infecting other files or structures on a computer. The common use of a virus is to take over a computer to steal data. 3.Trojan Horse 木馬----> destructive program that masquerades as a benign application 4. Spyware間諜軟件----> type of malware that can be installed on computers, and which collects small pieces of information about users without their knowledge. 5.Worms蠕蟲--->self-replicating malware computer program, which uses a computer network to send copies of itself to other computers on the network and it may do so without any user intervention 6.Botnet 殭屍網絡----> collection of infected computers or bots that have been taken over by hackers (also known as bot herders) and are used to perform malicious tasks or functions.
13. Preventing web attack Use one or more software listed below and keeps updating it : Anti-Virus software (e.g. avast!, AVG, Avira , NOD32 , Karspersky) Anti-Malware software (e.g. Malwarebyte’s Anti-Malware) Anti-Spyware software (e.g. Hitman Pro) Theft- protection software (e.g. USB Disk Security) Firewall (e.g. Windows Firewall , Zone Alarm Firewall , Comodo Firewall)
14. 結論 Web provides us many valuable information throughout the world, but it still have some disadvantages such as security holes that already mentioned above. But, the future of web will lead us into advance information age, where anyone could access about information anytime , anywhere , any condition in a more, more simple ways than we do today.
