Bona amachweba avulekile nge-NMap nezinyathelo zokuzivikela

Usuku oluhle. Namuhla ngikulethela amathiphu amancane, sizobona amachweba avulekile esinawo. Ukwenza lokhu sizosebenzisa i-NMap ukuze siqhubeke ukuyifaka.

En Debian / Ubuntu:

# apt-get install nmap

bese ubona amachweba avulekile ku-pc yakho. (Kwasendaweni)

#nmap localhost

Lawa ngamachweba avulekile endaweni, okusho ukuthi, awahambi ngempela kwi-intanethi, kimi, i-22 ivulekile, eye-ssh ne-25 ye-smtp.

Ukubona amachweba avulekile ku-pc yami kepha kwi-inthanethi ngenza i-nmap efanayo kepha ngekheli lami le-ip

Endabeni yami kubonakala sengathi i-Host ivuliwe kepha ayiboni noma yimaphi amachweba avulekile (iskena kuphela i-1000). Lokhu kungenxa yokuthi noma ngabe itheku livulekile ku-pc yami, iRouter iyayihlunga.

Kepha uma ngivula itheku elifanele ku-router ...

Iqiniso lokuthi bayabona ukuthi yimaphi amachweba avuliwe ku-pc yami libeka engcupheni emshinini wami. Ngakho-ke ngizovikela i-ssh server yami kancane. Ngalokhu ngizoshintsha imbobo ezenzakalelayo (22) yanoma iyiphi enye ...

Ngiya njengezimpande kufayela / njll / ssh_config:

# nano /etc/ssh/ssh_config

ake siye lapho kusho khona  # port 22 .. sisusa # bese sishintshela itheku ngale esiyifunayo ..

sifuna nge-CTRL-W. Songa nge-CTRL-O futhi sivale nge-CTRL-C noma i-CTRL-X

Endabeni yami ngizosebenzisa i-2222

Senza okufanayo sifuna igama elithi "port" kufayela / njll / ssh / sshd_config  ukuyiguqula ethekwini elifanayo esizolisebenzisa. Manje sesihlela / njll / amasevisi

Sifuna ssh futhi siguqula amachweba amabili ngenxa yalesi esisishintshe ngaphambili.

Manje sisetha kabusha insiza.

Futhi siyakwenza nmap futhi.

Njengoba ubona. Akukho lutho ngetheku lethu kanye / noma insizakalo ye-ssh ephuma.

Kepha ingabe i-ssh iyasebenza?

KUNJALO.

Okubalulekile ukuthi uma uzongena kusuka kwenye ikhompyutha, kusobala ukuthi kufanele ukhombise itheku oyisebenzisayo.

ssh -p 2222 IP   (Ngokwesibonelo)

Mhlawumbe lapho usebenzisa i-port 2222 i-nmap iphuma nokuthile nge-Ethernet-PC. Bheka nje elinye itheku elikhulu kuno-1000 elingasetshenziswanga kakhulu
Ukubona uhlu lwamachweba nezinsizakalo ezisebenzayo, ungaya lapha
Ngeminye imininingwane mayelana nmap http://nmap.org/

Ngakho-ke ungashintsha amachweba wanoma iyiphi enye insizakalo.

Jabulela.!


Amazwana ayi-22, shiya okwakho

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1. Ubhekele imininingwane: Miguel Ángel Gatón
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.

  1.   adiazc87 kusho

    Siyabonga ngethiphu, iyaheha.

  2.   Alf kusho

    Futhi ngeSpanishi? ha ha ha ha ha ha

    Lesi yisayensi, ngiyizamile futhi besingaxhunyiwe kwi-inthanethi, haha, umngani wangisiza ukuyixazulula ngemuva kokufunda lesi sihloko ethangeni lakhe, wasithanda kakhulu futhi ufaka ubuntu kwi-laptop yakhe, lapho ngaphambi kokuthi angitshele ukuthi ngaye.

    Phendula ngokucaphuna

    1.    @NomzamoMbatha kusho

      haha angazi ukuthi yini ohambe kabi kuyo .. Kepha ngikubeka kucace ngangokunokwenzeka. Kepha uma ufuna ngingakwenzela ividiyo. 🙂

  3.   Alf kusho

    Naaaaah, nginqatshelwe amanethiwekhi nesiNgisi, ngifune ukufunda isikhathi eside futhi angimtholanga ngempela umqeqeshi onokubekezela kimi, cabanga.
    Fundisa owesilisa oneminyaka engama-40 ngathi uneminyaka eyi-10, hahahaha

    1.    @NomzamoMbatha kusho

      haha Akulutho .. Nge-hangout noma into enjalo .. Impela uyangizwa.

      1.    i-chinoloco kusho

        Uyemukelwa kuleyo hangout !!
        ^^

  4.   Mnu linux kusho

    Countryman, umnikelo omuhle kakhulu.

  5.   i-taregon kusho

    Nginesibindi sokuvula le nselele ukubona ukuthi i-port 2222 oO ayiveli yini

    Qalisa: Sudo nmap -v -sS -A -p 1-65535 localhost

    I-PS: ukuskena kuzohamba kancane ... ngifaka inketho «-v» ukuze ungabi nesithukuthezi ukubuka i-terminal yenza noma yini.

    1.    @NomzamoMbatha kusho

      Kusobala uma .. Kodwa ngikhuluma ngokuskena okujwayelekile. I-nmap inezinketho nezici eziningi, ukwazi ukuthi ungayisebenzisa kanjani. ayikho imbobo eyeqa kuye.

    2.    @NomzamoMbatha kusho

      Ngaphandle kwalokho kuhlale kunendlela .. Ikakhulukazi ku-linux, akukho okuphephe ngokuphelele .. Kuyinto kuphela ithiphu elincane: p

      1.    i-taregon kusho

        Inhloso yami bekungekhona ukubukela phansi isu lokuvala kepha umyalo we-nmap engiwushiya lapho umuntu engakhumbuli itheku ebelikhethwe njengokungena esikhundleni okuzenzakalelayo kuhle (kunzima ukukhumbula ips namachweba ...). Endabeni yami, kuye kwadingeka ngixhume ukude nge-VNC kuma-PC lapho itheku labo lingeyona i-5900 ejwayelekile noma i-5901; ukuskena okujwayelekile kungangitshela ukuthi ayikho imbobo yokulalela ye-vnc ngakho-ke siyini isixazululo? Impendulo: Sebenzisa i-nmap bese uyiphoqa ukuthi ibuze wonke amachweba. 😉

        1.    @NomzamoMbatha kusho

          Impela, angikhubekanga kude nayo, siyazi ukuthi konke akuphephile ngokuphelele. Kunamazinga okuphepha kuphela. Futhi kuhlale kunokuthile okungaphaya ... kuhlale kunokuthile okwephula ezokuphepha. Kungumnikelo omuhle, ungenza isifundo esincane ku-nmap. Sanibonani.

  6.   hexborg kusho

    Umphelelisi ophelele wokuthunyelwe kwangaphambilini. Angazi ukuthi ukwenze ngamabomu, kepha kuvele okukhulu. 🙂

  7.   umagazine kusho

    Lokhu kuphela ukuphepha kokufihlwa, ngeshwa ngenketho -v ye-nmap ikukhomba ukuthi itheku olibekayo lihambelana nmap. Ukuzama ukuzivikela ku-nmap, kufanele usebenzise imithetho ye-iptables, engakwazi ukuvikela ngokuphelele ukuskena. Kepha hheyi, kusebenza ngokumelene nokugenca ama-novices ...

  8.   i-jpablo kusho

    Sawubona, umbuzo, angiqondi ukuthi kungani i-nmap ingasusi itheku ngemuva kokuyiguqula, ingabe iletha ibanga letheku ukuskena ngokuzenzakalela?

    1.    @NomzamoMbatha kusho

      Yebo, i-nmap ngokuzenzakalela iskena amachweba ayi-1000. Uma sazi ukuthi siyisingatha kanjani, lokhu akwenele ukuvikela i-ssh noma enye insizakalo ekuxakekeni kwe-nmap. Okuhamba phambili kungaba yi-fail2ban ne-psad.

  9.   martin kusho

    @NomzamoMbatha
    Ngivumele ngenze ukulungisa okuthile mayelana nokuthi uthumele ini, ngilungisa izingxenye ezithile:

    1.
    "Lawa ngamachweba avulekile endaweni, okusho ukuthi, awahambi kwi-intanethi. Mina, owama-22 uvulelwe i-ssh ne-25 nge-smtp."
    Akunjalo. Lawo ngamachweba avulelekile kumsingathi ozowaskena phakathi kwamachweba okuqala ayi-1024, okuyibanga i-NMAP elihlola ngokuzenzakalela.

    "Lawa ngamachweba avulekile endaweni, okusho ukuthi, awahambi kwi-inthanethi .."
    Kufanele ucacise ukuthi okuwukuphela kwendlela abangaphumi ngayo ukuya enetheni ngokuba ngumshini wakho kwinethiwekhi yokubhukuda (i-NAT ngokwencazelo yayo uqobo ibe yisiqalo somlilo) futhi inqobo nje uma amachweba angavuleki yenza i-NAT (imvamisa i-router) iphinde iqondise kabusha (FORWARDING) lawo machweba avulekele emshinini wakho.
    Vele, uma umshini uxhunywe ngqo kwimodemu bese Uvezwa enetheni.
    Kumyalo oshicilelwe ngu- @ taregon, okuyiyona efanele ukuskena bese uthepha wonke amachweba omshini, ungangeza, phakathi kwezinye izinketho, -sV ukuze i-nmap izame ukuthola ukuthi iyiphi insizakalo esebenza echwebeni ngalinye: Sudo nmap -v -sS -sV -A -p 1-65535 indawo yasendaweni
    Isibonelo:
    Iqala i-Nmap 6.25 ( http://nmap.org ) ngo-2012-12-06 13:39 ART
    Umbiko wokuskena weNmap we-localhost.localdomain (127.0.0.1)
    I-Host is up (0.00021s latency).
    Akukhonjisiwe: amachweba angu-999 avaliwe
    IPORT STATE SERVICE VERSION
    I-631 / tcp ivulekile i-ipp CUPS 1.6
    I-2222 / tcp open ssh OpenSSH 6.1 (protocol 2.0)

    2.
    «Iqiniso lokuthi bayabona ukuthi yimaphi amachweba avuliwe ku-pc yami libeka engcupheni emshinini wami. Ngakho-ke ngizovikela i-ssh server yami kancane. Ngalokhu ngizoshintsha imbobo ezenzakalelayo (22) yanoma iyiphi enye ...

    Ngiya njengezimpande kufayela / etc / ssh_config:

    # nano / etc / ssh / ssh_config

    siya lapho kuthiwa khona # itheku 22 .. sisula # bese sishintsha itheku siye kuleyo esiyifunayo .. »

    CHA! Into eyodwa ayihlangene nakancane nenye!
    / etc / ssh / ssh_config iphatha izinketho zamakhasimende kuphela ngakho-ke itheku olisethile kuzoba yilelo elisebenziswa iklayenti le-ssh ngokuzenzakalela ukuxhuma kumaseva we-ssh esikhundleni se-port 22.

    Wenza ushintsho kuphela lwembobo yokulalela oyifunayo ngokushintsha inketho eshiwo kufayela le- / etc / ssh / sshd_config.

    Ekugcineni, ngaleli thuluzi lewebhu singavivinya ukuthi yimaphi amachweba avuliwe noma angavulwa emshinini wethu, afihliwe, hlola ukuthi i-ping echo ikhutshaziwe yini nezinye izinto: https://www.grc.com/x/ne.dll?bh0bkyd2

    Ukubingelela

  10.   I-Fenriz kusho

    Ukubuyekeza okuhle kakhulu. ngithande ngiyabonga 😀

  11.   futhi futhi kusho

    Isifundo esihle se nmap
    Sanibonani !!!

  12.   kuthanda kusho

    ozakwethu, ngabe ukhona owaziyo ukuthi ngingenza kanjani ukwazi amachweba avulekile womunye umuntu ??? kusuka kukhompyutha yami ???

    1.    Adrian kusho

      Sebenzisa umyalo: nmap XXXX
      Lapho ama-x kukhona i-ip yekhompyutha ukuskena

  13.   Adrian kusho

    Sawubona, okokuqala ngiyabonga ngokwabelana.
    Nginenkinga, ngethemba ukuthi ungangisiza: Uma wenza i-nmap ne-ip yami evela kumshini ofanayo, kukhombisa ukuthi itheku 3306 livulekile futhi nge-netstat ngiyabona ukuthi itheku lilalele; Kodwa-ke, lapho kwenziwa ukuskena nge-nmap kusuka kwenye i-pc akubonisi ichweba elivulekile le-3306.
    Futhi sengivele ngishintshe ikheli le-bin laba ngu-0.0.0.0
    Ngizama ukuxhuma uhlelo lwe-java ne-DB kuseva ye-LAMP futhi uhlelo lokusebenza luyasebenza ngoba sengivele ngenza imibuzo kwenye i-pc lapho ngisetha khona iseva ye-wamp ukuze ihlolwe futhi konke kulungile.
    Yimiphi imibono? Angazi ukuthi yini enye okufanele ngiyenze