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2. ????? ?????:. ????? ??? ?????????? ???? ?? ??????? ?????? ??? ??????????? ?? IP ? ???? Command prompt ??? ??? ????? ?? ??? ????? IP ?????? ??? ????? IP ??? ?? ?? ????? ?? ????????? ??? ????? IP ??? ????? ????? ??????? ?? ???? ??????????? ?? Port ? ????? Port ??? ????????? Scaning?????? ?? ????? Ping????? ????? ???? ?? ????:1.????? ??? ????2.????? ??? ?????? ??? ??????? ??? ???????? ? ????? ?? ????? ????.

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    1. 1 ????? ? ???? ?? ???? ?????: ???????? ????

    2. 2 ????? ?????: ????? ??? ?????? ???? ???? ?? ??????? ?????? ??? ????? ?????? ?? IP ? ???? Command prompt ??? ??? ????? ?? ??? ????? IP ???? ?? ??? ????? IP ??? ?? ?? ????? ?? ??????? ?? ??? ????? IP ??? ????? ????? ??????? ?? ???? ????? ?????? ?? Port ? ????? Port ??? ???? ????? Scaning ?????? ?? ????? Ping ????? ????? ???? ?? ????: 1.????? ??? ???? 2.????? ??? ?????? ??? ??????? ??? ?? ?????? ? ????? ?? ????? ????

    3. 3 ????? ??? ??????: ?????(????????) Hacker(1 (??? ?????? ???? ????)Wacker(2 (??? ?????? ???? ????)Cracker(3 Preaker(4

    4. 4 ???? ???? ?? ??????? ?????? ??? ????? Win 2000 & Linux ?? ?? ??? ???? ??? ??? ????. ???? ??????? ?? ???? ??? ??????. ???? ?? ??????? TCP/IP ????. ???? C , HTML ?? ??? ??????. ????? ?? ??? Win 2000 , Linux ?? ?? ?? ??? ??????? ??? ????? ?????.

    5. 5 ?????? ?? IP ? ???? Command prompt : IP : ????? ???? ?? ?? ?? ???????? ???? ?? ??????? ???? ?? ??? ?? ????? ?? ??? ?? ????? ?? ?? ???????? ?? ?????? ????. Command prompt :?? ???? ??? ???? cmd ?? ???? ????. 1.Start>Programs>Accessories>Command Prompt ?? 2.Run>command or cmd

    6. 6 ??? ??? ????? ?? ??? ????? IP ???? : ???? ??? ??? ?? ??? ???? ????: 1-?? IE ?? ?? ???? ???? ???? ???? ?? ???? ????? Toolbar ?? ?????? ???? ??? ????? IP ???? ?? ?????? ????.

    7. 7 ??? ??? ???? ????? ???? IP ????: ???? ????: command prompt???? Ping????? ?? ??? ???? ????? ??? ?? ???? ?? ??? ????? ???? ???? sazin.com ?? ??? ???? ???: ping www.sazin.com ?? ping sazin.com

    8. 8 ?? ?? ????? ????? ????? request timed out ???? IP ???? ????.

    9. 9 ??? ??? ???? ????? ???? IP ???? : ?? ?????? ?? ???? ??? ????? Domian ??? persianweb.com ?? ?????? ???? ???? ???? ??? ??? ?? ???? ???? ? ?? ?????? ?? ?? ???? whois ????. whois -h magic 63.148.227.65 sazin.com resolves to 63.148.227.65 Trying whois -h whois.arin.net 63.148.227.65 Qwest Communications NET-QWEST-BLKS-2 (NET-63-144-0-0-1) 63.144.0.0 - 63.151.255.255 Neutron Digital Media Corp. QWST-63-148-224 (NET-63-148-224-0-1) 63.148.224.0 - 63.148.231.255 ?? ????? IP ???? ?? ??? ??? ? ??? ???? ??? ???.

    10. 10 ?? ??? ????? IP??? ?? ?? ????? ?? ???????: ?? ???? ?? ?? ????? ??? ?? ???? cmd ??????? ??? : 1.ipconfig 2.netstat -n

    11. 11 ????? ipconfig : ?? ???? ?? ?? ????? ??? ?? ????: ?? ???? IP ?? ?? ???? ?? ???? ip address ?????? ???: Connection-specific DNS Suffix . : IP Address. . . . . . . . . . . . : 217.66.198.116 Subnet Mask . . . . . . . . . . . : 255.255.255.255 Default Gateway . . . . . . . . . : 217.66.198.116

    12. 12 ????? Netstat -n : ?? ?? ???? ??? ????? ?? ???? cmd ?? ?????? IP ??? ?? ?? ??? ????? ?? ????? Local Address ???? ???? ?????? ????. Active Connections Proto Local Address Foreign Address State TCP 217.66.198.116:2469 64.58.76.177:80 ESTABLISHED TCP 217.66.198.116:2471 66.163.175.130:80 ESTABLISHED TCP 217.66.198.116:2473 212.73.194.143:80 ESTABLISHED TCP 217.66.198.116:2474 212.73.194.143:80 ESTABLISHED TCP 217.66.198.116:2476 212.73.194.136:80 SYN_SENT

    13. 13 ?? ??? ????? IP ??? ????? ????? ??????? ?? ???? ????? : ???? ??? ?? ????? nestant –n ??????? ????. ????? ??? ?? ??? ?????? ???: Proto Local Address Foreign Address State TCP 195.219.176.126:1296 66.163.173.77:5050 ESTABLISHED TCP 195.219.176.126:1341 66.218.75.149:80 LAST_ACK TCP 195.219.176.126:1325 212.234.112.74:5101 SYN_SENT ???? ?? ?? ?? ???? foreing address ???? IP ????? ???? 5101 ????? ??? ?? ???? ?? ????.

    14. 14 ?????? ?? Port ? ????? Port ??? ???? : ?????? ???? ????? ???? ??? ?? ???? ?? ???? ?? ???? ?? ????. ?? ???? ?? ?????? ?? ??????? ??? ?????? ??????????? ?? ?? ?????? ???? ???? ???? ?? ???. ?? ??? ???? ???? ????? 25 ???? ????? E-mail ?? ????.

    15. 15 ????? ?? ??????? ?????? ??????? ????: Port Num Service Why it is phun! -------- ------- ---------------------------------------- 7 echo Host repearts what you type 9 discard Dev/null 11 systat Lots of info on users 13 daytime Time and date at computers location 15 netstat Tremendous info on networks 19 chargen Pours out a stream of ASCII characters. 21 ftp Transfers files 23 telnet Where you log in. 25 smpt Forge email 37 time Time 39 rlp Resource location

    16. 16 ????? ?? ??????? ?????? ??????? ????: 43 whois Info on hosts and networks 53 domain Nameserver 70 gopher Out-of-date info hunter 79 finger Lots of info on users 80 http Web server 110 pop Incoming email 119 nntp Usenet news groups -- forge posts, cancels 443 shttp Another web server 512 biff Mail notification 513 rlogin Remote login Who Remote who and uptime 514 shell Remote command, no password used! syslog Remote system logging 520 route Routing information protocol

    17. 17 ????? Scaning : 1.port scanning ?? ??? ???? ?? IP ?? IP??? ???? ??? ?? ?????? ???????? ? ???? ????????? ?????? ?? ???? ??????? ??? ?? ?????????? ??? ???. ??? ??? ?? ??? ???????????? ???? ????? ?????? . (???: NetscanTools Pro 2000 ? winScan ?...) 2.IP Scanning ????????? ?????? ?? ?? ??? ?? ?????? ip ? ??????? up ? ??????? down ?????. ???? ???? ip ?? ???? ???? ?????? ?????. (???? ?? ?? ???????? ?? ??????? ???? ???? ??? ???! )

    18. 18 ?????? ?? ????? Ping : ???? ??? ?? ???? ??? ????? ???? ?? ?? ??????? ?? ??? ????? ?? ???? ???? ???? ????????? ?? ?? IP ?? ????? ?? Domain ?? ?? ?? ????? ?? ????. ??? ???? ???? ?? ???? ??? ????? ???? ??? TCP/IP ?? ?? ?? ???????? ?? ???????? ?????? ?? ?????? ????. ?? cmd ???? ?? ????: Ping ip-or-domain

    19. 19 ?? ??? ??? ?????? ?? ???? ?? ??? ???? ???? yahoo ???? ??? ? ?????? ????? ????? ? ?????? ? ????? ???? ????? ???? ??? ?????? ?? ?????? ?? ????.

    20. 20 ????? ????? ??? ????: 1.Back Door 2.Spoofing 3.Man in the Middel 4.TCP/IP Hijacking (Session Hijacking ) 5.Replay 6.Smurfing 7.DNS Poisoning 8.Social Engineering 9.Birthday 10.Dictionary 11.Software Explotation 12.War Dialing

    21. 21 Back Door :

    22. 22 Spoofing :

    23. 23 TCP/IP Hijacking :

    24. 24 :Replay

    25. 25 :DNS Poisoning

    26. 26 :Birthday

    27. 27 : Software Explotation

    28. 28 :War Dialing

    29. 29 ????? ??? ?????? ??? ??????? ??? ?? :

    30. 30 :Buffer Overflow Expliots

    31. 31 :cgi-bin ??????? ??????????

    32. 32 ??????? ???? ??? ???? ?? ?????? ??? :

    33. 33 ?????? ? ????? ?? ????? ????:

    34. 34 ???????? ???:

    35. 35 ????? ???? ????? ?????? ??? ?? ?????:

    36. 36 ?????

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