Tsis tuaj yeem txuas rau Vultr VPS SSH? PuTTY key tiam txheej txheem teeb tsa

Tsis tuaj yeem txuas rau Vultr VPS SSH?

PuTTY key tiam txheej txheem teeb tsa

Vim tias ntau tus neeg suav hauv Suav siv Vultr VPS los tsim "ScienceInternet" channel, yog li ntau tus Vultr's IP chaw nyob raug thaiv ...

Tshawb xyuas IP chaw nyob

Ua ntej tshaj plaws, koj yuav tsum paub meej tias koj tsim tus IP chaw nyob ntawm Vultr. Koj puas tuaj yeem nkag mus rau hauv Suav teb loj li niaj zaus?

Tshuaj:

• Siv lub cuab yeej ping online txhawm rau txheeb xyuas qhov chaw nyob IP ▼

Kuv yuav ua li cas yog tias Vultr IP chaw nyob raug thaiv los ntawm thaj av loj?

• Thov saib kab lus no rau kev daws ▼

🔗 Kuv yuav ua li cas yog tias Vultr Tokyo lub sijhawm ping tawm thiab raug thaiv los ntawm Tuam Tshoj av loj? VPS thaiv kev sim hloov IP chaw nyob

SSH tus lej nkag

Thaum VPS nthuav tawm hauv Is Taws Nem, ib tus neeg yuav txuas ntxiv yuam kom koj tus password SSH nkag mus.

Yog li nws yog ib qho tsim nyog los nkag rau hauv nrog SSH yuam sij, thiab tua tus password nkag.

Siv cov lus txib hauv qab no los saib lwm tus neeg brute force logins rau koj tus password SSH:

grep "Failed password for invalid user" /var/log/secure | awk '{print $13}' | sort | uniq -c | sort -nr | more

Rau peb tus kheej yuav VPS, brute quab yuam mus txog ntau txhiab zaus!Koj tuaj yeem mus saib pes tsawg zaus koj tau raug brute yuam koj tus kheej.

Tshuaj:

• Hloov SSH lo lus zais nkag mus rau SSH qhov tseem ceeb nkag rau hom

SSH key tiam

Yog tias nws yog Windows system, koj yuav tsum siv puttygen Softwaretsim kom muaj tus khub tseem ceeb.

Linux thiab MacOS tshuab tuaj yeem khiav ncaj qha los ntawm lub davhlau ya nyob twg:

Kauj ruam 1:Tsim cov yuam sij SSH

Thov khiav cov lus txib no ▼

ssh-keygen -t rsa -b 4096

Kauj ruam 2:Nkag mus rau cov ntaub ntawv qhov chaw kom txuag tau tus yuam sij

Enter file in which to save the key (/root/.ssh/id_rsa): 

• Thov nias Enter

Kauj ruam 3:Koj yuav raug nug kom sau tus password

Enter passphrase (empty for no passphrase): 
Enter same passphrase again: 

• Sau tus password, lossis koj tuaj yeem nias Enter thiab tso nws dawb.

Thaum kawg koj yuav pom cov lus hais tias koj tus lej ntiag tug thiab pej xeem tau muab khaws cia rau ntawd:

Your identification has been saved in /root/.ssh/id_rsa. <== 私钥 

Your public key has been saved in /root/.ssh/id_rsa.pub. <== 公钥

Vultr VPS Configure SSH

Thaum Vultr tsim VPS, koj tuaj yeem teeb tsa SSH tus lej nkag ncaj qha.

Yog tias koj tau tsim VPS tab sis tsis tau teeb tsa SSH yuam sij ...

Thov ua raws cov kauj ruam hauv qab no tom qab ua haujlwm saum toj no "SSH tseem ceeb tiam" ntawm Linux:

Kauj Ruam 1:yuav id_rsa.pub muab tso rau hauv a /root/.ssh directory thiab rename nws rau authorized_keys

Kauj ruam 2:hloov kho /etc/ssh/sshd_config Cov ntaub ntawv teeb tsa

RSAAuthentication yes #RSA认证
PubkeyAuthentication yes #开启公钥验证
AuthorizedKeysFile .ssh/authorized_keys #验证文件路径
PasswordAuthentication no #禁止密码认证
PermitEmptyPasswords no #禁止空密码

Kauj ruam 3:Rov pib qhov kev pabcuam SSH

• Centos7 Siv cov lus txib:systemctl restart sshd
• Centos6 siv cov lus txib:/etc/init.d/sshd restart

PuTTY tsim cov yuam sij

Yog tias koj nkag mus rau hauv VPS siv lub Windows system, koj yuav tsum rub tawm tus yuam sij ntiag tug rau tus neeg siv khoom thiab tom qab ntawd hloov nws mus rau hom ntawv siv los ntawm PuTTY.

• Tsis muaj PuTTY software nruab rau hauv koj lub computer?Thov Google lossis Baidu tshawb: Download PuTTY.

Kauj Ruam 1:Siv WinSCP, SFTP lossis lwm yam cuab yeej, hloov cov ntaub ntawv tseem ceeb id_rsa ib Download tau rau tus neeg siv khoom.

Kauj Ruam 2:Qhib PuTTYGen.exe

Kauj Ruam 3:Nyem lub Load khawm hauv Kev Ua ▼

Kauj Ruam 4:Thauj cov ntaub ntawv tseem ceeb uas koj nyuam qhuav rub tawm

Tsis tuaj yeem tso saib cov ntaub ntawv tseem ceeb?Thov xaiv "Tag nrho cov ntaub ntawv (*.*)" ▲

• Yog tias koj nyuam qhuav teeb tus password xauv, koj yuav tsum nkag mus rau tus password rau lub sijhawm no.
• Tom qab ua tiav kev thauj khoom, PuTTYGen yuav tso tawm cov ntaub ntawv ntsig txog tus yuam sij.

Kauj Ruam 5:Nyem lub khawm Txuag ntiag tug kom txuag tau cov ntaub ntawv tseem ceeb ntiag tug muaj rau PuTTY ▼

Yuav teeb Putty li cas?

Cov hauv qab no yog teeb tsa Putty nkag rau hauv nrog Private keyLinuxServer method:

Kauj Ruam 1:Putty → Session: Sau rau hauv Lub Npe Lub Npe (lossis IP Chaw Nyob)

Kauj Ruam 2:Putty → Kev sib txuas → Hnub: Sau rau hauv Auto-login username: hauv paus

Kauj Ruam 3:Pputty → Connection → SSH → Auth: Xaiv cov ntaub ntawv tseem ceeb uas nyuam qhuav tsim los ntawm PuTTYGen hauv Cov ntaub ntawv tseem ceeb rau kev lees paub ▼

Kauj Ruam 4:Rov qab mus rau Putty → Session: Saved Session, sau lub npe kom txuag, thiab tom qab ntawd nyem ob npaug rau lub npe nkag mus ncaj qha.

Kauj Ruam 5:Koj tuaj yeem nkag mus rau Linux yam tsis muaj tus password yav tom ntej, thov nco ntsoov khaws koj cov ntaub ntawv tseem ceeb ntiag tug.

Txhawm rau kom tau txais cov chaw taws teeb nkag Linux cuab yeej software ntawm Android xov tooj ntawm tes, thov nyem qhov txuas no mus saib ▼

🔗 Yuav siv ConnectBot li cas? ConnectBot cov lus qhia ntxaws txog kev teeb tsa thiab cov txheej txheem qhia

Kev nyeem ntawv txuas ntxiv:

🔗 Kuv yuav ua li cas yog tias Vultr Tokyo lub sijhawm ping tawm thiab raug thaiv los ntawm Tuam Tshoj av loj? VPS thaiv kev sim hloov IP chaw nyob

🔗 Kuv yuav ua li cas yog tias Vultr VPS root password tsis nco qab / tsis raug? Pib dua tus password hauv paus nrog Linux hais kom ua