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2. 3. 1 3 (Computer Crime Law) 6 810 4. (Cyber-Crime) 10 (The Tenth United Nations Congress on the Prevention ofCrime and the Treatment of Offenders) 10-17 2543 5 , , , / (Cyber-Crime and Intellectual Property Theft) 6 5. 6 -( ) ( ) (e-terrorism) 6. 18 USC 2252 18 USC 2252A 47 USC 223 cyberspace 230% 2002 7. Hacker & Cracker , Buffer overflow Backdoors Backdoors Backdoors CGI Script Hidden HTML HTML Hidden 8. (Source Code) Failing to Update (Updated) Illegal Browsing Malicious scripts Poison cookies 9. 2001 Nimda 25,400 Code Red, Sircam, LoveBug, Melissa (Computer Crime Law) 6 5 10 10. (Computer Crime Law) (Computer Misuse Law) 2 .. .( .. - ) 11. (Nulla poena sinelege) (Domain Name) (Hard Disk) 12. Hard Disk Hard Disk Hard Disk Hacker Cracker 13. http://www.microsoft.com/thailand/piracy/cybercrime.aspxhttp://www.lawyerthai.com/articles/it/028.php