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. It then uses the user@hostname comment at the end of the public SSH key to decide which user account on the server should be associated with the key. Thereafter once Oracle support have finished you just remove their key. Active 2 years, ... Connect to particular GCP account. It seems we might have to upgrade our images with GCP Linux guest environment. Using Putty Keygen, I load my private key to see the text I need to copy. Supposedly it should directly work, right? No supported authentication methods left to try! To learn more, see our tips on writing great answers. To edit the file I used a text editor called ee(easy editor), I used "ee authorized_keys" to open the file. You will be then asked to save changes. To replace the key pair of a running instance, the following steps must be followed : 1) Go to AWS Console and create a new key pair 2) Generate a public key from the recently generated private key 3) Copy the generated public key into ~/ssh/authorized_keys of server 4) Delete the previous key from ~/ssh/authorized_keys of server site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Select a Key type and click Create. We have two compute engine instances(both Linux VM's) on one Project. I'm limited in Knowledge. Key based authentication is a secure way to access the server. Until then you can connect with ssh from GCP console and add your key manually or from still the GCP console ssh install the guest environment: Install Guest Environment In-Place If you choose the latter please be aware that your ssh key should have cloudbreak as comment. Thanks for contributing an answer to Server Fault! I got this message, Permission denied (publickey). Feb 14, 2019 #5 Unable to SSH Google Cloud Engine instance through gcloud & Putty from Windows 10, Google Cloud Platform: ssh from VM_1 in project_A to VM_2 in project_B, Google Cloud Platform - SSH Connection Refused, Google Cloud Instance hostname (Compute Engine). Solution: First, load the key pair then directly click on save private key and use that key in launching the instance. Server refused our key - Centos 7 I generated rsa key-pair, Using puttygen.exe running on windows, I imported the private key and tried to use it to login to a CentOS Linux release 7.5.1804 (Core) (running on VirtualBox) and it gives the following error: "server refused our key". Your public key should exist in the authorized_keys file of the user account you used to login to the remote server. Why are some Old English suffixes marked with a preceding asterisk? login as: bob Server refused our key bob@'s password: and as requested here is the root user files.. How can I safely leave my air compressor on at all times? Joined Jan 24, 2018 Messages 18. Entering Exact Values into a Table Using SQL. The user trying to access the … But the other instance I had the "Server Refused our Key" error when trying to connect through putty. 1. Use the … I moved my cursor to the end of page and pasted the Open ssh text from my Key to the authorized-keys file. “Add correct host key in known_hosts” / multiple ssh host keys per hostname? To fix it, we need to open the Manage SSH key page. To exit the easy editor press Escape key, a menu will pop up and you need to select "leave editor". Signaling a security problem to a company I've left, Identify Episode: Anti-social people given mark on forehead and then treated as invisible by society. Despite my key being found, it appears my local client isn't trying to authenticate after connecting. Server Refused our key Error another solution which worked for me. If I type that command again, it just repeats. My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.