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MyDoom!. Diagram for how MyDoom Spread Three major types of Threats 1.Worm 2. Virus 3.Trojan Horse.

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Presentation on theme: "MyDoom!. Diagram for how MyDoom Spread Three major types of Threats 1.Worm 2. Virus 3.Trojan Horse."— Presentation transcript:

1 MyDoom!

2 Diagram for how MyDoom Spread

3 Three major types of Threats 1.Worm 2. Virus 3.Trojan Horse

4 Do \ ThreatsWormVirusTrojan Horse Replicates √√× Spread out by email or P2P √√√ Damage file ×√√ Affect security √√√ Remote Control ××√

5

6 1.Diagnose a) Virus Scanning SoftwareVirus Scanning Software b) Online Virus Scanning

7 2.Cure & quarantine a) Cure by Software b) Cure by Removal ToolsCure by Removal Tools c) quarantine by Software

8 c) Quartile

9 3.Prevention a) Virus instant scan b) Email scan c) Update Definition of virus scan software d) Avoid Anonymous email or strange URL

10 b) Email Scan

11 c) Update Definition

12 Reference: : Threats Typeshttp://securityresponse.symantec.com/avcenter/refa.html 香港政府資訊安全網 - 電腦病毒 http://www.infosec.gov.hk/chinese/general/virus/index.htm 香港電腦保安事故 協調中心 http://www.hkcert.org/ Symantec- 安全機制應變 http://www.symantec.com/region/tw/avcenter/

13

14 Next Lesson Beside virus & Trojan, are there any other danger on Internet?

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