新民國小校內資訊研習
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Transcript of 新民國小校內資訊研習
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(E-mail)
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(Firewall)(IDS)(Authentication)
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?
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DHCP
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(IP Filtering)(Proxy Server) DNS
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Windows XP SP2Windows XP SP2 / / Windows
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()
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WindowsWindows
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YESFoxyeDonkeyPORT
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Malicious Code
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.COM.EXE
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LANInternet E-mail
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()
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(Listen Port)
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25537980110 (Key Logger)
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Download
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Window Update // OR ()
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(Windows XP) [F8]
or Ctrl + Alt + Del [] (Registry) format
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/ / cmd / netstat an (Enter)
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/ / cmd / net start (Enter)
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/ /Msconfig kavo
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, 11111234aaaaabcdef
iloveyousuperman nopqrs987654...
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l == 1 or ! or |, O == 0, S == 5, A == 4, q == 9 , lhpelomf , , : abcd + 1234 = a1b2c3d4 , : with -> tqil ,
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.PC-cillin NOD 32McAfee
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? phishing ID
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?(IP)
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PORT 0~65535(1024)--
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PORT ftp-data 20/sctp FTP ftp 21/tcp File Transfer [Control] ssh 22/tcp SSH Remote Login Protocolsmtp 25/tcp Simple Mail Transfer domain 53/tcp Domain Name Serverhttp 80/udp World Wide Web HTTPwww 80/tcp World Wide Web HTTP