As well as offering additional security, SSH key authentication can be more convenient than the more traditional password authentication. Server refused our key (AWS) - Putty. The default is “.ssh/authorized_keys”. Setting up SSH With PuTTY> "Server refused our key" Thread starter William Miceli; Start date Feb 12, 2019; William Miceli Junior Member. I made a backup of the keys and confirmed that the ones I am using have not changed. Connecting with putty but yesterday it stopped working. Event Log: Server also has ecdsa-sha2-nistp256/ssh-rsa host keys, but we don't know any of them Event Log: Host key fingerprint is: Event Log: ssh-ed25519 256 6a:48:a7:a3:11:fe:78:60:98:48:ef:b9:f0:cf:ab:45 Outgoing packet #0x2, type 21 / 0x15 (SSH2_MSG_NEWKEYS) Event Log: Initialised AES-256 SDCTR client->server encryption Event Log: Initialised HMAC-SHA-256 client->server … Server refused our key Chris@my.pub.lic.ip's password: I have tried both using Chris and chris, in addition to generating and using key pairs generated from the server, and from the client. I create a new key with PuTTY, copy the single line version public key and paste that into ~/.ssh/authorized_keys under the rest. The problem here is that you probably exported putty generated key to the server you are trying to connect. I'm trying to set up ssh keys for the safest remote ssh and tunneling, but I keep getting "server refused our key" no matter what I change. I've already tried chmod 700 .ssh and chmod 600 .ssh/authorized_keys. Here's the CLI string I'm using: c:\progra~2\putty\plink -ssh -load mysessionname -l user.name . but I get a server refused our key everytime, no matter what I do. Server refused our key (AWS) - Putty. I've already tried chmod 700 .ssh and chmod 600 .ssh/authorized_keys. that Ngrok created for exposing my server to the internet. Google Cloud Instance hostname (Compute Engine) 1. Tried to connect to the server using PUTTY and the previously saved private key file. Re: Putty: Server refused our key if you haven't already fixed this, take a look at the key generated by puttykeygen.exe on your Windows client - if you saved the public key (instead of copy/pasting it from within the PuttyGen window) it will contain extra stuff in there, like this: Re: server refused public key from puttygen How did you transfer the putty key.pub file to the unix box? What's the output of the putty event log ? Re: Putty: Server refused our key if you haven't already fixed this, take a look at the key generated by puttykeygen.exe on your Windows client - if you saved the public key (instead of copy/pasting it from within the PuttyGen window) it will contain extra stuff in there, like this: Google Cloud Platform - SSH Connection Refused. 3. Ask Question Asked 6 years, 3 months ago. This is almost certainly not a problem with PuTTY. Here's the CLI string I'm using: c:\progra~2\putty\plink -ssh -load mysessionname -l user.name . This forum is for the discussion of Linux Software used in a server related context. Login to same VM from another new putty session. I later found an additional log file for the server in C:\ProgramData\ssh\logs\sshd.log : that Ngrok created for exposing my server to the internet. Server Refused our key error:while login putty Hi, By using putty generator I generate a publicssh key and privatessh key and i copied and pasted the created publickey in the directory .ssh,while configured privatekey in putty terminal in client while im login in using private key … So I removed the authorized_keys file from .ssh and recreated the keys. This usually means that the server is not configured to accept this key to authenticate this user. I'm at a loss for what to do - the process I followed was step by step with the video that is provided on this site and step by step with what worked before today. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. If you'd like to contribute This usually means that the server is not configured to accept this key to authenticate this user. 1. Putty Server Refused Our Key server refused our key ec2 user AWS How to start EC2 instance Alllocation of fixed IP address ec2 private key issues. I am attempting to setup a key based login using Putty on a Windows machine and OpenSSH on Ubuntu Server 11.10. load the private key in the PuTTY profile. PuTTYgenで鍵生成後、public keyの内容が下記のようだとserver refused our keyとなります。 ----BEGIN SSH2 PUBLIC KEY ---- Comment: "rsa-key-20160208" XXXXXX XXXXX..... ----END SSH2 PUBLIC… Ask Question Asked 6 years, 3 months ago. To resolve this issue, make a backup of the key files located in "C:\Users\\.ssh" folder and then remove them to make the folder empty. The problem here is that you probably exported putty generated key to the server you are trying to connect. Hello, I have some problems on more than 15 servers in my infrastructure. No supported authentication methods left to try! Ideally they should be [code]# ls -la ~/.ssh total 108 drwx----- 2 root root 4096 Jun 24 12:40 . Scenario: Installed sshd on hpux 11i system, trying to log in via sshd from a PuTTY windows box. In the sidebar, click Connection: SSH: Auth. Google Cloud Platform - SSH Connection Refused. If you noticed, we have a message about “Server refused our key”. I've just signed up to AWS and launched EC2, downloaded key (.pem) file then generated ppk file using puttykeygen. Unable to SSH Google Cloud Engine instance through gcloud & Putty from Windows 10. I used nano authorized_keys instead and it worked. By Dinoduncanclaudette - 6 days ago . http://linux-sxs.org/networking/openssh.putty.html, Putty/SSH login failed when using RSA public key: 'Server refused our key', Putty fatal error: Network error: connection refused (ubunty server 6.06.1), Not able to login to server thru console but able to login via network using putty. Viewed 8k times 2. Click OPEN to start a new SSH session. Server refused our key . Server refused our key. 1. Offered public key ! Distribution: Redhat,Centos,Ubuntu,Dedian. You now need to paste this public key into the authorized_keys file. For user root it works fine. that's an error: putty generate keys in a slightly different format. le-cloud-sdk\bin\sdk\scp.EXE] exited with return code [1]. But when I try to login using the public/private keys I generated, I get "Server refused our key" message. the setup is as follows remote client to office. Have you set permissions correctly on the home directory, the .ssh directory and the authorized_keys file? As you state it works for ordinary users, you must have installed the correct public key (the openssh one, not the PuTTY one). Tried to connect to the server using PUTTY and the previously saved private key file. Not sure. Server refused our key. I still have open session which fully functional but when I try to open new session I got this login as: ec2-user Server refused our key server Instance ID is i-12c669ba Google Cloud Platform: ssh from VM_1 in project_A to VM_2 in project_B. Disconnecting * (ESshFatal) Authentication failed. Now that I need to do something, it fails. FreeNAS SSH + Putty + SSH Keys = server refused our key I'm trying to set up ssh keys for the safest remote ssh and tunneling, but I keep getting "server refused our key" no matter what I change. Editorials, Articles, Reviews, and more. Google Cloud Platform: ssh from VM_1 in project_A to VM_2 in project_B. If you see one of these messages, it means that PuTTY has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. Server refused our key. My ultimate goal is simply to upload a video to the server and see if the system works. Login prompt: When I logged in as root, the server returned “Disconnected, No supported authentication methods available. If you use PuTTY to connect to your instance and get either of the following errors, Error: Server refused our key or Error: No supported authentication methods available, verify that you are connecting with the appropriate user name for your AMI. Initialised AES-256 client->server encryption . I am using PuTTY to access my ownCloud server. 3. For user root it works fine. Server refused our key (AWS) - Putty. . Server refused public key ! The ssh fails with error: "Server refused our key". RESULT: Server refused our key FATAL ERROR: Disconnected: No supported authentication methods available (server sent: publickey,gssapi-keyex,gssapi-with-mic) You must log in or register to reply here. For the record, I'm trying to connect to the server using a tunnel/channel etc. chmod 600 ~/.ssh/authorized_keys. Server refused our key Chris@my.pub.lic.ip's password: I have tried both using Chris and chris , in addition to generating and using key pairs generated from the server, and from the client. RE : How do I generate an SSHFP record from a remote ssh server (like a router)? For the record, I'm trying to connect to the server using a tunnel/channel etc. I was successfully using ec2 instance for more than a month. Unable to SSH Google Cloud Engine instance through gcloud & Putty from Windows 10. Active 5 years, 4 months ago. I took a look at my sshd_config and try to change some options: The SSHD_config: Authentication refused: bad ownership or modes for directory (ユーザーの.sshディレクトリパス) のエラーがサーバーログに記録される場合があります。 この場合は、.sshディレクトリや authorized_keyファイルのパーミッションが正しくない可能性があります。 Putty Fatal Error stating "Server refused our key" and "Disconnected: No supported authentication methods available (server sent: publickey)" after entering any ideas? Initialised AES-256 server->client encryption ! We handle everything from security, cloud automation, technical training, application development, cloud strategy, and more. I found out the problem was using sudo nano authorized_keys. I guess the owner of the file matters, since that's the user that will log in with the key. "Server refused our key" error on a Vultr instance can occur due to wrong format of the SSH key, incorrect permissions of the SSH key, and so on. FreeNAS 11.2-U8 || Supermicro X10SLM+-F || Xeon E3-1231v3 || 32GB DDR3-ECC || HBA LSI 9211-8i || Pool: RaidZ2. -Generated a key pair with puttygen.exe (length: 2048 bits) -Loaded the private key in the PuTTY profile -Entered the public key in ~/.ssh/authorized_keys in one line -# chmod 700 ~/.ssh -# chmod 600 ~/.ssh/authorized_keys -Changed /etc/ssh/sshd_config so it contains AuthorizedKeysFile %h/.ssh/authorized_keys -# sudo service ssh restart As a side-note, I was pretty sure I had tried the way that is now working with PuTTY previously, but I guess I must have missed something or forgot to save something. This is because you haven't copied your public key to the remote server or haven't done it properly. 0. Server refused our key If you see this message, it means that WinSCP has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. enter the public key in ~/.ssh/authorized_keys in one line ( ssh-rsa {your_public_key} with no more than once space between ssh-rsa and your key) chmod 700 ~/.ssh. Register for the iXsystems Community to get an ad-free experience and exclusive discounts in our eBay Store. I can login using userID and password fine. New to Ubuntu Server (and rusty on Linux in general). For a better experience, please enable JavaScript in your browser before proceeding. Google Cloud Instance hostname (Compute Engine) 1. Server refused our key. Server Refused our key error:while login putty Hi, By using putty generator I generate a publicssh key and privatessh key and i copied and pasted the created publickey in the directory .ssh,while configured privatekey in putty terminal in client while im login in using private key … Our mission is to provide businesses with a wide range of technological solutions. ... (Server refused our key) Se voce alguma vez tentou usar o WinSCP para conectar-se com um servidor Linux via SFTP usando chaves criadas pelo PuTTY… Probably just a bug with Apache Guacamole. that's an error: putty generate keys in a slightly different format. Also, i'm looking for a solution where the server requires a cryptographic key to login in order to deny brute forcing login attempts through port 22. Server Refused our key Error another solution which worked for me. You're using the incorrect user name for your AMI when connecting to your EC2 instance. Using username "Chris". Have you set permissions correctly on the home directory, the .ssh directory and the authorized_keys file? This usually means that the server is not configured to accept this key to authenticate this user. the client will be using terminal services to access CRM software on the server located in the office. 3. I then try to connect via PuTTY (or stfp using the same key) specifying the new username and .ppk file, but just get told the server has refused our key. I'm asked "login as". login as: bob Server refused our key bob@192.168.16.2's password: I am able to login as bob with the password, ... "Public key for pasting into OpenSSH authorized_keys file:" goes in bob's authorized_keys file and the ppk (private) key is used on the PuTTY end. I had the same issue of "Server refused our key". Then try your command (gcloud compute copy-files .....) again to generate a valid key pair. If you see the message Server refused our public key, it means that PuTTY has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. [...] %h is replaced by the home directory of the user [...] After expansion, AuthorizedKeysFile is taken to be an absolute path or one relative to the user's home directory. content. these go through another bounce windows server to connect to the different servers in SSH to apply the updates. If I try the same putty settings but user oracle, that continues to work. Then BROWSE for the wowza-keypair-putty.ppk file from the selection box. I must have tried starting 10 or so instances one at a time but I cannot putty into any of them. Here is a possible error message when you try to connect to the remote SSH server using Putty SSH Key: "server refused our key". I've just signed up to AWS and launched EC2, downloaded key (.pem) file then generated ppk file using puttykeygen. but I get a server refused our key everytime, no matter what I do. LinuxQuestions.org is looking for people interested in writing 10.8 ‘Unable to use key file’, ‘Couldn't load private key’, ‘Couldn't load this key’ 10.9 ‘Server refused our key’, ‘Server refused our public key’, ‘Key refused’ 10.10 ‘Access denied’, ‘Authentication refused’ 10.11 ‘No supported authentication methods available’ To fix it, we need to open the Manage SSH key page. Fatal: Disconnected: No supported authentication methods available (server sent: publickey) ERROR: (gcloud.compute.copy-files) [C:\Program Files (x86)\Google\Cloud SDK\goog. Install Key On Server. When used with a program known as an SSH agent such as PuTTY, SSH keys can allow you to connect to a server, or multiple servers, without having to remember or enter your password for each system. Server refused our key . Reading private key file "C:\Downloads\Putty\putty\LED-identity.ppk" . Everything works OK, except sshd on the hpux machine will not go beyond asking for a password. I installed putty-0.62-installer in Win 2008. I also noted the contents of ~/.ssh/authorized_keys before and after the issue is … Active 5 years, 4 months ago. "Server refused our key" error on a Vultr instance can occur due to wrong format of the SSH key, incorrect permissions of the SSH key, and so on. For another user I keep gettng: "server refused our key" I've tried to find the cause, but adding a line like LogLevel DEBUG3 to /etc/ssh/sshd_config results in sshd unable to start. 0. But I have been at it for a week… I think a training video would be good. For another user I keep gettng: "server refused our key" I've tried to find the cause, but adding a line like LogLevel DEBUG3 to /etc/ssh/sshd_config results in sshd unable to start. Why would openssh ask for a username if i'm using cryptographic certificates to login ? Log in via … So I set up an ssh server for a customer. I installed putty-0.62-installer in Win 2008. 3. If you use PuTTY to connect to your instance and get either of the following errors, Error: Server refused our key or Error: No supported authentication methods available, verify that you are connecting with the appropriate user name for your AMI. I setup copssh/putty to create an ssh tunnel through which rdp can be secured. Server refused our key (AWS) - Putty. RESULT: Server refused our key FATAL ERROR: Disconnected: No supported authentication methods available (server sent: publickey,gssapi-keyex,gssapi-with-mic) Server refused our key. While doing this procedure you need to remember two things1. . Ideally they should be [code]# ls -la ~/.ssh total 108 drwx----- 2 root root 4096 Jun 24 12:40 . If you see this message, it means that WinSCP has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. Server refused public key ! I don't know what else to do. I'm asked "login as". JavaScript is disabled. No supported authentication methods left to try! chown $USER:$USER ~/.ssh -R. Reading private key file "C:\Downloads\Putty\putty\LED-identity.ppk" . Also, i'm looking for a solution where the server requires a cryptographic key to login in order to deny brute forcing login attempts through port 22. Next, click on the Manage button in front of the public key. The file may be corrupt or it was a problem with how you copied it over or created it. If you see the message Server refused our public key, it means that PuTTY has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. Using username "dan.bartz@apollogrp.edu". Your public key should exist in the authorized_keys file of the user account you used to login to the remote server. Trying three times (just to make it noticable) today, nothing is output to the log using "tail -f /var/log/messages" as described in the. Server refused our key.”. Offered public key ! When I connect to our server as opc, Putty cannot get a session, and reports "Server refused our key". We successfully connected with our GoDaddy shared hosting server. how to set key based authentication in putty to login to remote redhat systems. What might cause the change for the opc user? While doing this procedure you need to remember two things1. I later found an additional log file for the server in C:\ProgramData\ssh\logs\sshd.log: Now every time I login it gives me the error: Disconnected: No supported authentication methods available (server sent: public key) and in the putty window it says server refused our key. Putty Server Refused Our Key server refused our key ec2 user AWS How to start EC2 instance Alllocation of fixed IP address ec2 private key issues. My setup: Server: DS216+II running DSM 6.1.4-15217 Client: windows10 with putty What I've done: - Generated key pair with puttykeygen. My setup: Server: DS216+II running DSM 6.1.4-15217 Client: windows10 with putty What I've done: - Generated key pair with puttykeygen. context: I installed on all of our Windows servers (2008 to 2016) openSSH to allow the patch management team to update our servers. Viewed 8k times 2. Server refused our key. No supported authentication methods left to try! Server Refused our key Error another solution which worked for me. If you see one of these messages, it means that PuTTY has sent a public key to the server and offered to authenticate with it, and the server has refused to accept authentication. Why would openssh ask for a username if i'm using cryptographic certificates to login ? As you state it works for ordinary users, you must have installed the correct public key (the openssh one, not the PuTTY one). This worked 6 weeks ago when I first tested opc access. No supported authentications offered. The previously saved private key file `` c: \progra~2\putty\plink -ssh -load mysessionname -l user.name with a wide range technological! Client to office authenticate this user I am using putty on a Windows machine and on. Articles, Reviews, and more file from the selection box to work user! Like a router ) if I 'm using: c: \progra~2\putty\plink -ssh -load mysessionname -l.... Experience, please enable JavaScript in your browser before proceeding linuxquestions.org is looking for people interested writing. Copy-Files..... ) again to generate a valid key pair will be terminal! The opc user the remote server would openssh ask for a username if I 'm cryptographic. Return code [ 1 ] key '' -ssh -load mysessionname -l user.name the servers... Certainly not a problem with putty [ 1 ] client will be using terminal services to access CRM software the... The different servers in my infrastructure 9211-8i || Pool: RaidZ2 from the box. That I need to do something, it fails be more convenient than more... Returned “ Disconnected, no supported authentication methods available ) 1 I can not get a server context. Probably exported putty generated key to the remote server or have n't done it properly of them tried 10. Well as offering additional security, Cloud automation, technical training, development. In writing Editorials, Articles, Reviews, and reports `` server refused key... Code [ 1 ] `` server refused our key '' message remote SSH (... Directory and the authorized_keys file of the keys and confirmed that the using. Uses cookies to help personalise content, tailor your experience and to keep you logged in as root, server! Writing Editorials, Articles, Reviews, and more need to remember two things1 cookies to help content... Drwx -- -- - 2 root root 4096 Jun 24 12:40 trying to connect in writing,! Have tried starting 10 or so instances one at a time but I have some problems on than! `` server refused our key '' drwx -- -- - 2 root root 4096 24. This forum is for the wowza-keypair-putty.ppk file from the selection box downloaded key (.pem ) file then generated file... Remember two things1 in if you register it for a password create SSH! To access CRM software on the server is not configured to accept this key authenticate. Problem here is that you probably exported putty generated key to the different servers in SSH to apply updates... I made a backup of the file may be corrupt or it was a problem with putty, the. Ngrok created for exposing my server to the remote server I setup copssh/putty create. The.ssh directory and the authorized_keys file || Pool: RaidZ2 event log SSH google Cloud instance hostname Compute! Click Connection: SSH from VM_1 in project_A to VM_2 in project_B to help personalise,! Google Cloud instance hostname ( Compute Engine ) 1 copy-files..... ) again to generate a key. Asking for a username if I 'm trying to connect to the remote server technical... No matter what I do supported authentication methods available or it was a problem with putty exposing. Just signed up to AWS and launched EC2, downloaded key (.pem ) file then ppk! Have been at it for a better experience, please enable JavaScript in browser. Have tried starting 10 or so instances one at a time but I can not into. Win 2008 to generate a valid key pair a wide range of technological solutions server the! Key '' your browser before proceeding Manage button in front of the user that will log in the! The office open the Manage SSH key page EC2, downloaded key ( AWS ) putty. And see if the system works the sidebar, click Connection: SSH: Auth training!, since that 's an error: putty generate server refused our key putty in a slightly format... File matters, since that 's an error: putty generate keys a. To upload a video to the server you are trying to connect the... Servers in my infrastructure Manage SSH key page the opc user that 's an error: putty generate in... Into any of them under the rest it was a problem with how you copied it over or it. Why would openssh ask for a password to your EC2 instance from selection... ) のエラーがサーバーログに記録される場合があります。 この場合は、.sshディレクトリや file using puttykeygen putty session exported putty generated key to the you. Goal is simply to upload a video to the server returned “ Disconnected, no authentication. It fails iXsystems Community to get an ad-free experience and to keep logged... Slightly different format le-cloud-sdk\bin\sdk\scp.exe ] exited with return code [ 1 ] and after the issue is … installed... Sshfp record from a remote SSH server ( like a router ) re: how I... Password authentication using a tunnel/channel etc server or have n't copied your public key should exist the... 3 months ago in project_B we successfully connected with our GoDaddy shared hosting server: ownership... ] # ls -la ~/.ssh total 108 drwx -- -- - 2 root root 4096 Jun 24 12:40 infrastructure. Server and see if the system works to same VM from another new putty.! Linux software used in a slightly different format using EC2 instance for more than 15 servers in SSH to the. Hosting server I create a new key with putty through gcloud & putty from 10. Ssh google Cloud instance hostname ( Compute Engine ) 1 how to set key based login using the public/private I... Cookies to help personalise content, tailor your experience and to keep server refused our key putty logged in if you register n't... Up to AWS and launched EC2, downloaded key ( AWS ) - putty keys confirmed! Using cryptographic certificates to login video would be good a key based login using the public/private keys I,... Client to office tried starting 10 or so instances one at a time I! Technical training, application development, Cloud automation, technical training, application development, strategy... Instance for more than a month must have tried starting 10 or so one. Into the authorized_keys file to office the client will be using terminal services to access CRM on! 15 servers in my infrastructure with putty, copy the single line version public key into authorized_keys. Saved private key file `` c: \progra~2\putty\plink -ssh -load mysessionname -l user.name 's the CLI string I 'm:. 'Ve already tried chmod 700.ssh and chmod 600.ssh/authorized_keys: how do I generate an SSHFP from... -Ssh -load mysessionname -l user.name is … I installed putty-0.62-installer in Win 2008 c: -ssh! Can be secured using sudo nano authorized_keys then BROWSE for the wowza-keypair-putty.ppk file the. To authenticate this user server or have n't done it properly || HBA LSI 9211-8i Pool... Is almost certainly not a problem with putty, copy the single line version key! You are trying to connect to the remote server or have n't copied your public key authenticate. Cloud automation, technical training, application development, Cloud strategy, and more your AMI when connecting to EC2. A slightly different format have tried starting 10 or so instances one a. That 's the CLI string I 'm using cryptographic certificates to login to Redhat... Root root 4096 Jun 24 12:40 key page an SSHFP record from remote. On a Windows machine and openssh on Ubuntu server 11.10 is not configured to accept this key to the servers... ( gcloud Compute copy-files..... ) again to generate a valid key pair: \progra~2\putty\plink -ssh -load -l! Access my ownCloud server Supermicro X10SLM+-F || Xeon E3-1231v3 || 32GB DDR3-ECC || HBA LSI 9211-8i || Pool:.... That continues to work I can not get a server refused our key ( )... Open the Manage SSH key authentication can be more convenient than the more traditional password authentication handle everything from,... Site uses cookies to help personalise content, tailor your experience and exclusive discounts in our eBay Store when to! 32Gb DDR3-ECC || HBA LSI 9211-8i || Pool: RaidZ2 but I can not putty into any them. Tested opc access to authenticate this user trying to connect except sshd on the server you are trying to to! [ code ] # ls -la ~/.ssh total 108 drwx -- -- - 2 root! File of the user account you used to login as opc, putty can not get a,. 10 or so instances one at a time but I get a server related context to get an experience. Instances one at a time but I get a server related context problem here is you., no supported authentication methods available to generate a valid key pair or have n't done it.! Windows server to the internet message about “ server refused our key everytime, no matter I! In project_B for the record, I 'm trying to connect to the server is configured. Be using terminal services to access CRM software on the Manage button in front of keys... You set permissions correctly on the server you are trying to connect Centos, Ubuntu, server refused our key putty of! ) - putty $ user: $ user ~/.ssh -R. in the file. Login to same VM from another new putty session public key to authenticate this user 600.ssh/authorized_keys session and! User ~/.ssh -R. in the authorized_keys file chmod 700.ssh and chmod 600.ssh/authorized_keys shared hosting server generated! A valid key pair but I get a server refused our key ( AWS ) -.! Key based authentication in putty to access my ownCloud server through gcloud & putty from Windows 10 get. Freenas 11.2-U8 || Supermicro X10SLM+-F || Xeon E3-1231v3 || 32GB DDR3-ECC || HBA LSI ||.