Ssh-keygen - Dokar Linux - Dokar Unix

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ssh-keygen - ƙirar maɓallin keɓancewa, gudanarwa da kuma fassarar

Synopsis

ssh-keygen [- q ] [- b bits ] - t type [- N sabon_passphrase ] [- C comment ] [- f output_keyfile ]
ssh-keygen - p [- P old_passphrase ] [- N sabon_passphrase ] [- f keyfile ]
ssh-keygen - i [- f input_keyfile ]
ssh-keygen - e [- f input_keyfile ]
ssh-keygen - y [- f input_keyfile ]
ssh-keygen - c [- P passphrase ] [- C comment ] [- f keyfile ]
ssh-keygen - l [- f input_keyfile ]
ssh-keygen - B [- f input_keyfile ]
ssh-keygen - D mai karatu
ssh-keygen - U karatu [- f input_keyfile ]

Bayani

ssh-keygen yana haifar da, sarrafawa da sabobin tuba fasali na ssh (1). ssh-keygen iya ƙirƙirar maɓallin RSA don amfani ta hanyar SSH yarjejeniya 1 da RSA ko DSA makullin don amfani ta hanyar SSH yarjejeniya version 2. Irin maɓallin da za a samar da aka ƙayyade tare da - t wani zaɓi.

Kullum kowane mai amfani da ake son yin amfani da SSH tare da RSA ko DSA na tabbatar da wannan sau ɗaya don ƙirƙirar maɓallin keɓancewa a $ HOME / .ssh / ainihi $ HOME / .ssh / id_dsa ko $ HOME / .ssh / id_rsa Bugu da ƙari, mai gudanarwa na iya amfani wannan don samar da makullin mabuɗan, kamar yadda aka gani a / sauransu / rc

Yawanci wannan shirin yana haifar da maɓallin kuma yana buƙatar fayil ɗin da zai adana maɓallin keɓaɓɓen. An ajiye maɓallin jama'a a cikin fayil da sunan daya amma "`. Shirin kuma ya buƙaci fassarar. Tsarin fassarar na iya zama maras tabbas don nuna babu fassarar kalmomi (mabudin mabudin dole su sami fassarar maras tabbas), ko kuma yana iya kasancewa mai tsayi. Kalmar fassarar ta kama da kalmar sirri, sai dai yana iya kasancewa kalma tare da jerin kalmomin, alamar rubutu, lambobi, sararin samaniya, ko kowane nau'in haruffa da kake so. Kyakkyawan passphrases suna da haruffa 10-30, ba kalmomi mai sauƙi ba ko kuma sauƙin ganewa (Harshen Ingilishi yana da kashi 1-2 biliyan na entropy da hali, kuma yana bada fassarar mugunta), kuma yana dauke da haɗin harufa da ƙananan haruffa, lambobi, da kuma wadanda ba alphanumeric characters. Za a iya canza kalmar fassarar ta gaba ta amfani da zabin - p .

Babu wata hanyar da za ta dawo da fassarar da aka rasa. Idan kalmar fassarar ta ɓace ko a manta, dole ne a buga sabon mahimmanci kuma a kofe shi zuwa maɓallin jama'a mai mahimmanci ga sauran na'urori.

Don maɓallan RSA1, akwai kuma filin sharhi a cikin maɓallin fayil wanda kawai don saukaka ga mai amfani don taimakawa wajen gano maɓalli. Magana za ta iya faɗin abin da maɓallin yake don, ko duk abin da yake da amfani. An fara magana zuwa "mai amfani @ host" 'lokacin da aka halicci maɓallin amma za'a iya canzawa ta hanyar amfani da - c .

Bayan an shigar da maɓalli, umarnin da ke ƙasa dalla-dalla inda za'a sanya maɓallan don a kunna.

Zaɓuka kamar haka:

-b ragowa

Ya ƙayyade adadin ragowa a cikin maɓallin don ƙirƙirar. Ƙananan shi ne 512 ragowa. Kullum, 1024 bits an dauke shi isasshen, kuma maɓallai masu girma a sama da cewa ba inganta tsaro amma sa abubuwa a hankali. Labaran shi ne 1024 ragowa.

-c

Bukatun da suka canza sharhin a cikin fayiloli masu zaman kansu da na jama'a. Wannan aiki ana tallafawa kawai don maɓallin RSA1. Shirin zai gaggauta fayil ɗin da ke dauke da makullin masu amfani, don kalmar fassarar idan maɓallin yana da ɗaya, kuma don sabon bayani.

-e

Wannan zaɓin zai karanta wani ɓangaren maɓalli na OpenSSH mai zaman kansa ko na jama'a da kuma buga maɓalli a cikin 'SECSH Babban Fayil ɗin Fassara' zuwa stdout. Wannan zaɓi yana bada izinin fitar da mabuɗan don amfani da aikace-aikacen SSH da yawa.

-f filename

Yana ƙayyade sunan mahaɗin fayil ɗin maɓallin.

-i

Wannan zaɓin zai karanta wani ɓangaren maɓalli na sirri (ko jama'a) a cikin tsarin SSH2 mai kwakwalwa kuma ya buga maɓallin keɓaɓɓiyar OpenSSH (ko jama'a) zuwa stdout. ssh-keygen kuma ya karanta 'SECSH Babban Fayil din Fassara' Wannan zaɓi yana iya buƙatar maɓallai daga ayyukan aiwatar da SSH da dama.

-l

Nuna yatsa na fayilolin maɓalli na jama'a. Kullun RSA1 masu zaman kansu suna goyan baya. Ga RSA da DSA makullin ssh-keygen yayi ƙoƙarin neman fayil din maɓalli na jama'a da kuma buga shi yatsa.

-p

Binciken da ke canza maɓallin kalmomi mai mahimmanci maimakon ƙirƙirar sabon maɓallin keɓaɓɓen. Shirin zai gaggauta fayil ɗin da ke ƙunshe da maɓallin keɓaɓɓiyar, don tsohuwar fassarar kalmomi, da kuma sau biyu don sabon fassarar.

-q

Ssh-keygen Silence Yi amfani da / sauransu / rc yayin ƙirƙirar sabon maɓalli.

-y

Wannan zaɓin zai karanta wani fayil na OpenSSH mai zaman kansa kuma ya buga maɓallin jama'a OpenSSH zuwa stdout.

-t type

Ya ƙayyade nau'in maɓallin don ƙirƙirar. Wadannan dabi'un da ake bukata sune `` rsa1 '' don ka'idar version 1 da '`rsa' 'ko'` dsa '' don ka'idar version 2.

-B

Nuna samfurin tallace-tallace na masu zaman kansu ko maɓallin fayil ɗin jama'a.

-C magana

Yana samar da sabon sharhi.

-D karatu

Sauke maɓallin jama'a na RSA da aka adana a cikin kullun a cikin mai karatu

-N new_passphrase

Yana samar da sabon fassarar.

-Parferase

Yana bayar da fashi (tsofaffin).

-U mai karatu

Shigar da maɓallin keɓaɓɓiyar RSA mai zaman kansa a cikin kullun mai karatu

Bincika ALSO

ssh (1)

J. Galbraith R. Thayer "SECSH Babban Fassarar Fassara Na Gida" daftarin-ietf-secsh-publickeyfile-01.txt Maris 2001 aiki a ci gaba kayan aiki

Muhimmin: Yi amfani da umurnin mutum ( % mutum ) don ganin yadda aka yi amfani da umarnin akan kwamfutarka.