【2017年整理】计算机病毒基础知识.pptVIP

病毒基础与防护 培训课程; Chapter 1;What is a Computer Virus?;What is a Malware?;How do Viruses and other Malware spread?; Chapter 2;Classification of Malware;Trojan Horse Programs;Worms;Joke Programs;Virus or Malware Droppers;Backdoors;Backdoors;DDoS Programs;发展情况 – 黑客行为的病毒; Chapter 3;Classification of Viruses;Boot Viruses;DOS Viruses;HOST; increase in the file size of infected programs;Windows Viruses;Windows Viruses;Windows Viruses;Windows Viruses;Windows Viruses and the Registry;Windows Viruses and the Registry;Macro Viruses;When an infected document is opened with Word, it will usually copy its macro codes in the Global Template;With the macro virus already in the startup folder, it can already produce additional copies of itself to other spreadsheets accessed by Excel.;Macro Viruses in other file types;Macro Viruses;Script Viruses;Clicking Yes will run the script which may contain malicious codes while clicking No will show this message.;Script Viruses;You may save the e-mail message in HTML format to be able to check it before opening;Java Viruses;Shockwave Virus (SWF); Chapter 4;Direct action;Virus Characteristics;Virus Characteristics;CODERED.A;PE_NIMDA.A;WORM_KILONC.A（杀手13）; Chapter 5;Disable the Windows Scripting Host functionality;Do not hide the file extensions of known file types;Set up the Internet Explorer security setting to Medium or High;Require a prompt before opening mail attachments (applies to Microsoft Outlook and Outlook Express users);Enable macro virus warning;Prompt before saving changes to the Global Template;Apply the latest Microsoft security updates