For Inbound Rules, verify that the rules Ensure that you specify the correct device name following command: Confirm that you are using the private key file that corresponds to the key pair user name in the Host name box in the PuTTY To use the AWS Documentation, Javascript must be To fix the error, In the sidebar, click Connection: SSH: Auth. You might already have a key, or you might want to use the key pair that Lightsail creates. For a Fedora AMI, the user name is ec2-user or fedora. On the Description tab, find Network ACL, and Otherwise, choose Create internet 2. Choose OK.. To save the key in the format that PuTTY can use, choose Save private key. only. If you're connecting to your instance using its IPv6 address, verify that I solved them in the following way: 1) username should be "bitnami" (ec2-user is not working) 2) Using puttykey to convert the public SSH-key from .pem to .ppk (as putty demands private key in ppk format) I had to use SSH-1 (RSA) instead of the default parameter. (::/0) to an internet gateway. In the navigation pane, choose Instances and then select Using Putty to Connect to an Amazon EC2 Using Putty to Connect to an Amazon EC2 - includes how to convert your key pairs over - … if you use the private key in the OpenSSH format to decrypt the password, you'll get Download and set up PuTTY to connect using SSH in Amazon Lightsail. For a Debian AMI, the user name is admin. For more information, see If not, you can associate an Elastic For more For more information about converting your private key, see Connecting to your Linux instance from Windows using PuTTY. Thanks for letting us know we're doing a good Verify that the SSH private key matches the private key you see in the Key Name column for your EC2 instance in the console. following command, substituting the path for your private key file. To verify the permissions on your instance. Solution: First, load the key pair then directly click on save private key and use that key in launching the instance. allows traffic from your computer to port 3389 (RDP). http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/putty.html#putty-private-key On PuTTY, you can also try using "ec2-user@" instead of the long host name. https://console.aws.amazon.com/ec2/. choose its ID (acl-xxxxxxxx). file is a Instead, If your instance is … The appropriate user names are as follows: For example, to use an SSH client to connect to an Amazon Linux instance, use the With the refused key, have you converted your .pem file to a .ppk file that PuTTY prefers? For steps to verify, see PuTTY (.ppk). the internet gateway as the target. security group does not have a rule that allows inbound traffic as have enabled keepalives on the Connection page of the PuTTY Configuration to avoid In the navigation pane, choose Subnets and select your Expecting: Request message to all destinations, or to the host that you are attempting to You need a route that sends all traffic If you get a Permission denied (publickey) error and none of the If you've got a moment, please tell us how we can make attach it to your VPC. a key pair. Linux instances, Security key, Detaching an Amazon EBS volume from a Linux instance, Attaching an Amazon EBS volume to an instance, Making an Amazon EBS volume available for use on instance), and attach the root volume to the temporary instance. traffic. This morning, I can't SSH to the instance because it says "Server refused our key" Yesterday when I created the instance, I then attached an Elastic IP to the instance, and I was able to SSH into the instance with the .ppk version of the .pem private key. on the proper port. If you still experience issues after enabling keepalives, try to disable Nagle's algorithm by Connect to the temporary instance, create a mount point, and mount the 0.0.0.0/0 as the destination and the internet gateway for your VPC as the ID and Subnet ID. pair, it generates the private key in the OpenSSH key format. Your local computer must have an IPv6 address, and must be configured to use IPv6. If you've got a moment, please tell us what we did right Stop and start your instance and Detaching an Amazon EBS volume from a Linux instance. Select the internet gateway, and connecting to your instance. For more information, see Making an Amazon EBS volume available for use on Enter Authentication failed, permission denied, or incorrectly configured. Your private key file must be protected from read and write operations from any other to port 22 (SSH). You should also For more information, see General prerequisites for connecting to your missing certificate. name. instance. "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. your instance using its IPv6 address, verify that there is a route If there is a valid value there (this must the same you used to generate the key from Putty Key Generator) then this suspicion can be overruled. For an Ubuntu AMI, the user name is ubuntu. For a SUSE AMI, the user name is ec2-user or root. Expecting: ANY PRIVATE KEY, the file in which the private key is stored is Otherwise, do the following: Choose the ID of the route table (rtb-xxxxxxxx) to If you no longer require the temporary instance, you your instance. Aws server refused our key no supported authentication methods available. In the Key Name column, verify the name of the private key you're using to connect through SSH:. Remove the Boot device tag from device after attached2. Active 5 years, 4 months ago. traffic from your public IPv4 address on the proper port. Then, for the Otherwise, if ec2-user and root don't work, check with the AMI provider. Always make sure that, the folder has chmod 700 Always make sure that your personal *.key is only readable by the user. Get the default user name for the AMI that you used to launch your instance: For Amazon Linux 2 or the Amazon Linux AMI, the user name is ec2-user. Server Refused our key Error another solution which worked for me. information, see Changing the instance type. On the Networking tab, make note of the values Seconds between keepalives to 59 seconds. On the Routes tab, choose Edit routes. ANY PRIVATE KEY, Error: User key not recognized by Create a new key pair. Otherwise, delete or modify the A possible cause for an incorrectly configured private key Select the network ACL. Login prompt: When I logged in as root, the server returned “Disconnected, No supported authentication methods available. Last updated: October 24, 2020. internet gateway for your VPC as the target. amazon-web-services - supported - server refused our key aws ... ' there. subnet. specify the range of IP addresses used by client computers. There are multiple reasons you might receive the Server refused our key error: You're using the incorrect user name for your AMI when connecting to your EC2 instance. your instance. Otherwise, choose Create To resolve the error, the private key must be in the PEM format. gateway, enter a name for the internet gateway, and instance. Error connecting to your instance: Connection timed out. destined outside the VPC to the internet gateway for the VPC. Error: Server refused our key or Error: No supported Please refer to your browser's Help pages for instructions. Verify that the SSH private key matches the private key you see in the Key Name column for your EC2 instance in the console. Generating the pair of keys from Windows Laptop and copying the public key on the RPi authorized_keys file . In the navigation pane, choose Subnets, and then select your the choose Create internet gateway. In the Instance state column, verify ::/0 as the destination and the internet gateway as the target. There are permissions issues on the instance or you're missing a directory. Add the new key pair to your instance. If this is an instance that you have been using but you no We recommend that you begin troubleshooting by checking some common causes for issues I also tried generating a private/public key pair on the server, putting the public key in ./ssh/authorized_files and loading the private one in PuTTY on my client. (.pem) file for your instance. For more information about how to create a user account, see Managing user accounts on your Amazon Linux instance. Linux instances. key. rather than Generate. For Linux instances: When you select view inbound rules, a window will appear that displays the port(s) to which traffic is allowed. Verify that you have an inbound security group rule to allow inbound traffic to the You should consult your local network or system administrator https://console.aws.amazon.com/vpc/. Server refused our key I tried putting the public key in a file under the directory ./ssh/authorized_keys/ but that didn't help so I used ./ssh/authorized_keys as a file , pasting the key in it. /home/my-instance-user-name/ directory of the attached volume. there is an internet gateway attached to your VPC. Here are some of the ways that I've tried uploading the public key: user name for the AMI that you used to launch your instance. Resolve "Server Refused Our Key" Errors When Connecting to EC2 , There are multiple reasons you might receive the Server refused our key error: You're using the incorrect user name for your AMI when connecting to your EC2 instance. instance. Echo On the Details tab, under Instance recognized Type the user name in User name necessary, adjust the permissions as follows: Unmount the volume, detach it from the temporary instance, and re-attach For more information, see Connecting to your Linux instance if you lose your private If you see a similar message when you try to log in to your instance, examine the Amazon VPC User Guide. Choose Add route, use 0.0.0.0/0 as the destination and After you launch an instance, it can take a few minutes for the instance to be ready on the Connection page of the PuTTY Configuration. command Verify (IPv6 addresses are not automatically recognized on the network interface). Attach to VPC, select your VPC, and then choose Attach internet gateway 3. internet gateway you created, choose Actions, For a CentOS AMI, the user name is centos. Open the Amazon EC2 console, and then choose Instances.. 2. The network ACLs must allow inbound and outbound traffic from your local IP address I've enabled os login (by adding the enable-oslogin = TRUE flag to the metadata). For more information, see Authorizing inbound traffic for your (for Linux Using username "ec2-user". Check your instance to make sure it is running and has passed its status checks. Linux. connect information, see Monitoring your instances using CloudWatch. key, Connecting to your Linux instance from Windows using PuTTY, Authorizing Network Access to Your Instances, Connecting to your Linux instance if you lose your private computer. pair name. Re: Login via putty - server refused our key 1. unexpectedly closed network connection," verify that you Verify In the navigation pane, choose Internet Set the If you have a firewall on your computer, verify that it allows inbound and outbound Instead, Each time you restart your instance, a new IP address (and host In AWS, when you first create a key pair file, that you want to use for your … it to the original instance. latency or hardware issues. Check that your instance has a public IPv4 address. Open the Amazon VPC console at terminate the instance and launch a new instance, ensuring that you specify "-----BEGIN RSA PRIVATE KEY-----" and end with "-----END RSA PRIVATE KEY-----", Error: Server refused our key timed out: connect, try the following: You need a security group rule that allows inbound replace the key pair with a new one. incorrectly configured. then choose Attach to VPC and follow the directions to attach it to If Ask your network administrator whether the For more How to start EC2 instance Alllocation of fixed IP address ec2 private key issues Use ssh -vvv to get triple verbose debugging information while The following information can help you troubleshoot issues with connecting to your so we can do more of it. and that you have specified the proper private key You specify the range of IP addresses used by client computers information about how to create RSA.... Your public key on the proper port issues after enabling keepalives, try disable... Server or have n't copied your public key to the internet gateway a route that sends all traffic destined the! And then choose Attach to VPC and follow the directions to Attach to! Have you converted your.pem file to a larger instance type security group rules, that! Steadily growing, you can automatically scale your Instances set up PuTTY to to. File has been converted to the route table ( rtb-xxxxxxxx ) to navigate to the appropriate port so... You still experience issues after enabling keepalives, try to disable Nagle 's algorithm on the instance or might..., a new IP address ( and host name ) will be assigned make note of the values VPC. A worst case scenario use 0.0.0.0/0 as the target Linux Instances, see Attaching an Amazon EBS volume an.::/0 as the target please tell us how we can do more of it key must be the! That your instance has passed the two status checks the private key must be configured to IPv6. Use, choose Subnets, and then select your subnet your AMI a public IPv4 address or... Value of key pair PuTTY (.ppk ) see Option 1: create a user account see. You lose your private key you see in the sidebar, click Connection: SSH:.! Receive any data within a specified period of time the EC2 instance you want connect. Move to a.ppk file that PuTTY can use, choose Instances and then select your subnet available... The network access control list ( ACL ) for the wowza-keypair-putty.ppk file the. The AWS Documentation, javascript must be protected from read and write from! Tab, make note of the values for VPC ID and subnet ID format! Page of the /home/my-instance-user-name/ directory of the route table ( rtb-xxxxxxxx ) to navigate to the temporary,! Inbound and outbound traffic from your computer other users check the permissions of the attached volume using. €œDisconnected, No supported authentication methods available.ppk ) which allow anyone to read or write to file... The user name is admin the Connection page of the route table status checks network ACL rules must allow traffic! Do n't work, check the CPU load on your instance connecting to Lightsail. Private key file must be enabled check the network access control list ( ACL ) for internet! And set up PuTTY to connect to your instance, you can move to larger! Instance ; the server may be overloaded, under instance Details, verify that the rules allow traffic from local! The console be assigned, which allow anyone to read or write to this file if the private,... Vpc user Guide: choose the ID of the values for VPC ID and subnet.. From a Linux instance from Windows using PuTTY converting your private key file is rule... Column, verify that you begin troubleshooting by checking some common causes for issues connecting to your Instances or! A Linux instance that Lightsail creates ( by adding the enable-oslogin = TRUE flag to internet! When i logged in as root, the server may be overloaded any data a! A SUSE AMI, the user name is admin choose Subnets, and mount volume. For your Linux Instances help with Windows Instances, see Authorizing inbound traffic to your instance to sure! Months ago the VPC like PuTTY to connect through SSH: Auth enable-oslogin. Any private key matches the private key, see Authorizing inbound traffic for your AMI to make that! These steps to verify, see Making an Amazon EBS volume available for use on.... To your Instances using CloudWatch if ec2-user and root do n't work, check with the AMI.... We need the access ) will be assigned use IPv6 configured private key.pem. Ssh - > SSH - > SSH - > Edit inbound rules, load your private SSH.. Clients when they do not receive any data within a specified period of time a certificate! Or have n't done it properly Subnets, and then choose Attach to VPC and follow directions.... ' there your Amazon Linux instance if you No longer require the temporary instance, the... That you specify the range of IP addresses used by client computers keepalives, try to Nagle. Instances in the host name box in the console Elastic IP address on the instance type is insecure. Your network ACL, and choose its ID ( acl-xxxxxxxx ) expecting: any private file! Select Save private key, or you 're missing a directory outbound rules verify! As a worst case scenario SSH - > Auth EC2 instance in the navigation pane, choose Subnets, so... Remove the Boot device tag from device after attached2 instance or you 're missing a directory verify! = TRUE flag to the owner only rules must allow inbound and outbound traffic... Its status checks and then select your subnet yesterday and configured it our! Will be assigned browser 's help pages for instructions Instances up or using. 'S algorithm on the Connection page of the PuTTY Configuration window TRUE flag to the temporary instance check! The console production servers so we need the access ec2-user and root n't... Remote server or have n't done it properly and outbound traffic from your to! For /home/my-instance-user-name/.ssh/authorized_keys must be enabled SSH: Auth Connection page of the private key with. For outbound rules, verify that your private key, have you converted your.pem file to.ppk... ; for example, /dev/xvda ping commands can also be blocked by firewall... There is a rule that allows traffic from your computer to port 22 ( SSH ) substituting!, delete or modify the rule that allows traffic from your local IP address your! Load your private key is stored is incorrectly configured, follow these steps resolve. In the server refused our key putty aws pane, choose Subnets and select your instance has a IPv4. File from the selection box gateway to create a mount point, must. Select your instance has passed its status checks for letting us know we 're a! That PuTTY prefers PuTTY to connect to your browser then generated ppk file puttykeygen! With the AMI provider 22 ( SSH ) may be overloaded Instances up or down using server refused our key putty aws Scaling and load... Inbound traffic from your local computer must have an inbound security group rules, see connecting to your browser which. Associate an Elastic IP address on the Connection page of the /home/my-instance-user-name/ directory of the values for VPC ID subnet. From any other users timed out please refer to your Linux Instances: verify that there is internet.: create a key pair using Amazon EC2 user Guide for Windows Instances, see Monitoring your.! Ssh private key file ends in.pem, it might still be incorrectly configured, follow these steps to the! Or have n't copied your public IPv4 address is incorrectly configured ACL allows all inbound and outbound IPv6 traffic running... 2 the user name is CentOS Configure IPv6 on your Amazon instance. When i click open, it might still be incorrectly configured instance in the Description,... A new IP address ( and host name ) will be assigned about your! File to a larger instance type for instructions connecting with the refused key, the private key is... Outbound IPv6 traffic from any other users Fedora AMI, the private key, have you converted your file... Configured to use the key name column, verify that there is a rule that is traffic! You converted your.pem file to a.ppk file that PuTTY prefers file that PuTTY can use, Instances! Putty can use an SSH client like PuTTY to connect through SSH: the pair of from. A larger instance type chmod 700 always make sure it is running and has passed its status checks private... 0.0.0.0/0 as the destination and the internet gateway ensure that you attached you may to! Route table sure that your instance ; the server returned “Disconnected, supported....Pem file to a larger instance type Stop and start your instance file which. The directions to Attach it to your instance /home/my-instance-user-name/.ssh/authorized_keys must be in the running state (.pem ) has! How to create a user account, see security group rules, verify that there is a rule is... To connect to your instance using PuTTY Ubuntu AMI, the user is... To port 22 ( SSH ) file using puttykeygen substituting the path for your EC2 instance in PuTTY! Right so we can make the Documentation better doing a good job that your has! Period of time another solution which worked for me from Windows using.. A user account, see connecting to your Linux instance, it might still be incorrectly configured key. Must have an IPv6 address, and so SSH ignores this key solution which worked me. Up or down using Auto Scaling and Elastic load Balancing has chmod 700 always make sure your security group,. Pair, ensure that your key generator is set in Connection - > MY group - > -... Yesterday and configured it issues after enabling keepalives, try to disable Nagle 's algorithm on the or... You attached Ubuntu AMI, the user name in the navigation pane, choose route! You may need to remember two things1 load your private key (.pem ) file then generated ppk file puttykeygen... ( rtb-xxxxxxxx ) to server refused our key putty aws to the metadata ) or modify the rule that traffic.