Veeam ssh key However, this fails because the veeam server wants to use diffie-hellman-group1-sha1 but the backupproxy server does not accept diffie-hellman-group1-sha1. Feb 6, 2024 · Remember to set the appropriate permissions for the key: chmod 400 MyReplacementKey. 1 (build 12. pub after saving the file :wq! then exit the remote workstation and now test the login. From Linux, Cygwin, or any other terminal with the SSH client: Use a password: ssh user@vba. ssh/ vi . If you like to enable SSH service always, you shoud set Key-Pair and also should disable password authentication method. ppk(name that we used) file with the Private Key Apr 1, 2025 · In the Passphrase field, specify a passphrase for the private key on the Veeam Backup for Microsoft 365 server. Jul 18, 2022 · Create your Veeam Backup for Microsoft Azure virtual machine within the Azure Marketplace, and then when you get to the 'Administrator account' section, leave the authentication type as 'SSH public key', specify your username and choose to generate a new key pair, you'll then be given the ability to save your private key. In version 1. I knew that there is this “magical way” to login without password but I was reluctant to try it out. - VeeamHub/veeam-docker Feb 24, 2025 · Credentials Configuration within Veeam Backup & Replication . Jun 9, 2021 · VEEAM Backup & Replication makes this easy by providing a Credentials Manager, which maintains a list of credentials records that you can use to connect to components in the backup infrastructure. "Renci SSH" is running in a "Message type 80" Problem in most installations (not all, some work with "Renci SSH"). SSH key for the notes user located on the Domino server to authenticate with the OpenSSH server on the Veeam server. 08. pub Step 2: Replace the Key. Jan 30, 2025 · A Proxmox VE server is a Proxmox VE standalone host or cluster that allows the backup server to access Proxmox VE resources such as VMs, storage and networks. In the SSH Timeout field, specify the SSH connection timeout. If AutheticationMethods have been configured within /etc/ssh/sshd_config and require multiple methods sequentially to connect, Veeam Backup & Replication will fail to connect. 3) Update Backup Repo in VBR Console with Single Use Credentials. Aug 28, 2015 · Starting with Veeam Backup & Replication 11, an additional SSH library is used, allowing for an expanded list of supported Ciphers, Key Exchange Algorithms, and MAC Algorithms. Change Account. Jun 12, 2024 · Click Add > SSH credentials (Linux account – before Veeam Backup & Replication 12. 5. From Windows. SSH Keys are part of Host Profiles. May 4, 2011 · Veeam is using "Renci SSH" instead of "Granados SSH" if diffie-hellman-group1-sha1 is not enabled on Synology. ExaGrid secures SSH by allowing it Nov 28, 2024 · In the SSH Settings window: In the Service console connection section, specify an SSH timeout. If such a key is lost, you will not be able to connect to the Veeam Backup for AWS server by SSH. It worked pretty well for Years but recently as my Linux footprint grew it started to be very tiresome. Veeam may recommend this security measure to enhance the protection of Linux servers in your environment. com; Check that you are authorized to call root commands via sudo: Jan 25, 2024 · You should also have the passphrase for the private key if it is encrypted. 3 days ago · Note: VMware vSphere ESXi 7. Suggestions: New Add-VBRCredentials flag '-update' overwrites existing credential with unique key being the name. pem. During every subsequent connection to the server, Veeam Backup & Replication uses the saved fingerprint to verify the server identity and avoid the man-in-the-middle attack. And that this vault can be specified to special permission groups. Connecting using windows ssh client is no problem on all machines. I bassicaly remove the old fingerprint in my local known-hosts file. Copy and configure integration scripts . com; Or use a private key: ssh -i . ssh folder to "refresh" if the key has changed on server side, not sure if that exists for Veeam (or vsphere?) somewhere). (Case #00899407) veeam is not supporting new/actual ciphers so you have to change the default settings of ssh server. add at this at the end of /etc/ssh/sshd_config and restart ssh service: Dec 20, 2023 · Aside from making sure your Proxy VMs have access to source disks of your production VMs you're backing up, all you need on your Linux system is to make sure the Linux user account you use to connect to your Veeam server with is using the Bash shell, and have SSH enabled. Mar 8, 2020 · Code: Select all Add-VBRCredentials -Type LinuxPubKey -User root -Password XXXXXX -PrivateKeyPath C:\SSH\BackupPrivate. I used Putty to SSH from the VBR backup server, employing the same SSH keys that I typically use to connect the VBR backup server to the component server, and I was able to connect successfully. To make the server available again, acknowledge the new certificate or SSH key at the Credentials step of the edit storage system wizard. ssh/authorized_keys file on the Ubuntu server. To allow SSH access to ESXi or ESX hosts with public/private key authentication: Generate public/private keys on ESXi. This timeout is used to wait for connection to the Nov 28, 2024 · When you add a Linux server, Veeam Backup & Replication saves a fingerprint of the Linux host SSH key to the configuration database. It would be helpful if in some way you can have a vault like B&R where you can specify which accounts to restore with. 16. Edit the Linux Server; On the SSH Connection page of the Wizard, Click Add and select "Single-use credentials for hardened repository" Sep 3, 2024 · Veeam uses SSH, so you have to enable password auth if you want this to work, where you might have previously disabled password for root or password entirely for SSH. JSON, CSV, XML, etc. After this little trick, just re-run the backup job. The private key is protected with a passphrase. 0. 3, Veeam Backup for Proxmox VE used credentials of the Standard type to connect to Proxmox VE server s. ssh, chown 700 . If a task targeted at the Linux server is inactive after the specified timeout, Veeam Backup & Replication will automatically terminate the task. ssh-keyscan; b. For this demonstration I launched an EC2 instance without a key: On the terminal you will run the following AWS command: Make sure that for the SSH tunnel you use a strong and proven encryption algorithm, with sufficient key length. 2131)). Nov 29, 2019 · The VM looks good, the docker looks good, I'm able to ssh in with the generated key but in Veeam B&R I add the credentials and get to the point of adding the server to Veeam but instead of displaying the ssh key fingerprint, it fails with "An established connection was aborted by the server". To establish SSH connections to the Linux VMs, you will need the key file associated with the user that has access to these VMs. Sep 1, 2014 · Veeam Community discussions and solutions for: Support SSH Ciphers, DH Key Exchange Algorithms and HMACs of Veeam Backup & Replication Nov 11, 2023 · Key-based authentication, often implemented using SSH (Secure Shell), provides a stronger level of security compared to password-based authentication. The Veeam server is trying to connect to the backupproxy server via ssh. tmp At line:1 char:1 + Add-VBRCredentials -Type LinuxPubKey -User root -Password XXXXXXX + ~~~~~ + CategoryInfo : NotSpecified: (:) [Add-VBRCredentials Oct 4, 2019 · Is there a way (or need) to remove cached ssh credentials on Veeam side? (I remember that for windows ssh client one can e. 0 does not support preserving SSH-Keys for non-root users. If you're using Private Keys for authentication on your server, plausibly the only way that someone malicious is getting on the server and running stuff is if they've either got "physical" access to the machine (literal or through your hypervisor) or if they've compromised your passphrase, are able to get access to the Veeam Server for the key Projects that leverage docker based containers for various Veeam services. In the Password field, enter a password for the account that you want to add. (~ is the home directory of the user). pub authorized_keys Windows Server 2012 - This is our backup server, we don't use the backup Jun 26, 2015 · Veeam Community discussions and solutions for: Info: Veeam can not connect to OpenSSH >=8. ssh/ directory in the home directory on the Linux server. In the SSH Port field, specify a number of the SSH port to connect to a Linux machine. ec2. ssh/authorized_keys and paste the contents of the id_ecdsa_rheladmin. ssh/authorized_keys-> enter Public key: ssh-rsa (public key)== Key for Veeam backup user visudo-> veeam-linux ALL=NOPASSWD: ALL. Now you have to write user/password/ssh key for every restore. On of the reasons why hardened repository is called so is that it does not require an SSH to operate at all (provided that the initial setup which occurs via SSH was successful), regardless of whether it is Windows agent or Linux agent. ssh/vbakey user@vba. Feb 25, 2014 · Deploy public keys with Host Profiles. 100 then under the rheladmin directory run the command: vi ~/. ), REST APIs, and object models. If you update the TLS certificate used on the backup server, you must also do the following: If multi-factor authentication is enabled, any Veeam Backup & Replication consoles connected to the backup server must be restarted to avoid connection issues. 4) Remove Repo User from Sudo sudo deluser repouser sudo. " Authorized keys allow you to authenticate remote access to a host. By default, port 22 is used. Backup your registry first, then add the following reg key: UseRenciSSH REG_DWORD Value of 1 The public key is added in Veeam configuration step to the notes user on your Veeam server. Jan 30, 2025 · In versions prior to 1. To install the public key, log into the Ubuntu server, edit the authorized_keys file with your favorite editor, and copy-and-paste the public key to the authorized_keys file. Since Veeam Backup & Replication v12, a kerberos-only architecture is possible so disable NTLM authentication whenever it’s possible. To retrieve the fingerprint, execute the following commands (you can do this while logged in as the veeam-svc-acct user) a. Mar 9, 2023 · 1) Enable SSH sudo systemctl start ssh. By default, the SSH timeout is set to 20000 ms. -Swapped to the user: su veeam-Created . In Veeam Backup & Replication, from the main menu select Credentials and Passwords > Datacenter Credentials. ssh-keyscan ip-Your-Machine-IP-Address. Apr 11, 2024 · You can also use VMware Host Profiles to deploy open SSH keys to ESXi hosts (Security Configuration -> SSH authorized key for root user -> Add public key) Oct 26, 2017 · Restoring Linux Guest os files through Enterprise manager when you work with SSH keys. Click Add > SSH private Apr 1, 2025 · The key is kept in a special authorized_keys file containing a list of public keys. Test Login using OpenSSH Key Apr 28, 2020 · Reset Password via SSH. Feb 22, 2023 · VMware ESXi 7 SSH Key-Pair Authentication. Once I tried it out I loved Apr 1, 2025 · The key is kept in a special authorized_keys file containing a list of public keys. Generate SSH Key-Pair and set Authentication by it. ssh-Generated rsa keys and entered a passphrase for the key: ssh-keygen -t rsa-Added the public key to the authorized_keys file: cp id_rsa. 1. Oct 16, 2019 · Veeam Community discussions and solutions for: Issue creating SSH private key credentials of VMware vSphere Nov 25, 2016 · Hi, Yes, it is incorrect and will be fixed shortly. During every subsequent connection to the server, Veeam Backup & Replication uses the saved fingerprint to verify the server identity and avoid man-in-the-middle attacks. Place the private key in some folder on the backup server or in a network shared folder. When adding the instance as a managed server in Veeam, you will be prompted to verify the fingerprint of the systems SSH key. May 14, 2024 · If you are using Windows workstation you can always just ssh into the repo server using > ssh rheladmin@172. Jan 31, 2022 · 5. Log into the Domino server as root user. ssh-Go to . Jul 4, 2023 · Hello, I have a problem with an Ubuntu backupproxy server. pem > MyPublicKey. This credentials manager can store the following items: Domain Credentials; Local Credentials; Linux Credentials; SSH Private Keys; AWS/GCP Access Keys May 14, 2021 · get-vbrcredentials does not have a feature to return the private key submitted, so I cannot programmatically determine if an existing key has the same private key or if it needs to be updated. Therefore, it is highly recommended to use the latest version of Veeam Backup & Replication to ensure maximum compatibility. 2019 00: Aug 11, 2023 · When you add a storage system, Veeam Backup & Replication saves a fingerprint of the SSH key of the management server to the configuration database. remove known_hosts entries from . When users or scripts try to access a host with SSH, the key provides authentication without a password. Private key is stored on the Veeam Backup for Microsoft 365 server. Prerequisites PowerShell is a cross-platform (Windows, Linux, and macOS) automation tool and configuration framework optimized for dealing with structured data (e. However, keep in mind that credentials of the SSH Private Keys type are not supported. If you select to use Linux private key credentials, you should specify the following: User name; Passphrase for private key; Private key stored on the client side (Veeam backup server) SSH port (default is 22) Non-root account elevation options; Special Credentials for Jan 28, 2020 · Hi Muhammad, Well, I guess our support engineer would like to find out more details about your business case to think out the best action plan for troubleshooting: for example, it is a test restore or it is a production restore, etc. ssh chmod 700 . 8 of Veeam Backup & Replication The Veeam Data Mover runs in an isolated environment on the ExaGrid server which limits system access, has no root privileges, and runs only when activated by Veeam operations. ppk Add-VBRCredentials : Failed to convert SSH private key C:\Users\Insatech Backup\AppData\Local\Temp\tmp6397. Once the public key is added to the authorized_keys file on the Veeam server, verify the connection from the Domino server to the Veeam server in the same context where the SSH key was created (usually the system account). If you want to edit the profile manually, you can found the configuration in: Security configuration > SSH authorized key for root user > SSH public key for root user > Key Oct 4, 2023 · When you update a certificate or SSH key on a server, this server becomes unavailable in the Veeam Backup & Replication console. Now, generate the public key: ssh-keygen -y -f MyReplacementKey. SSH key for the veeam-mount user used by the Veeam server to authenticate with the Domino server Linux hosts. "----- Apr 12, 2023 · This key will be added to the ~/. Oct 17, 2012 · Anyone? To put the question another way (since we know Veeam doesn't support keys), will Veeam do any of the following? - Refuse to continue backing up to the respository if the SSH identity of it has changed since last time it was communicated with, and instead issue a warning (because the repository might be a rogue one) (similar to how you can get a warning if you connect to a host that Apr 6, 2023 · When i tried to connect through ssh for the first time after the shutdown, it says that fingerprint key of the host changed. Best regards! Apr 11, 2024 · It is recommended to use the Ed25519 protocol instead of RSA keys in new OpenSSH builds (use RSA/SHA256 when testing usability of private keys as some systems are starting to disable RSA/SHA1 in libcrypto). - I checked sshd logs in the timeframe i tried to login through B&R console and this shows : Nov 14, 2019 · After enabling FIPS mode on a Linux repository server, backup jobs fail; log review reveals that Veeam Backup & Replication is unable to make an SSH connection to the repository: [31. 2) Add Repo User to Sudo sudo usermod -aG sudo repouser. Even if the private key is intercepted, the eavesdropper will have to provide the passphrase to unlock the key and use it. Jan 30, 2025 · To do this, add the public key to the authorized_keys file in the . Apr 1, 2015 · MPlesnerJ wrote:It turned out that the patch resulted in a new SSH key fingerprint and therefore it was needed to go into Veeam and edit the updated storage and just do a “Next, Next, Next” this tells you that the fingerprint has changed and asks you to accept it. 5u3, but try adding this registry key at HKLM\SOFTWARE\Veeam\Veeam Backup and Replication on the Veeam server. Jan 30, 2025 · To do this, add the public key to the authorized_keys file in the . ssh folder: cd /var/lib/veeam, mkdir . Nov 19, 2014 · "When you add a Linux server, Veeam Backup & Replication saves a fingerprint of the Linux host SSH key to the configuration database. Click Add > SSH private su – veeam-linux mkdir . > No, it's purely due to lack of time in the extremely short release cycle we had for v1. g. After the user is created and also the Public Key to your authorized_keys in your Linux OS, you should use the RSA_key. To learn more about computers with pre-installed Veeam Agent s, see Deploying Veeam Agents Using Generated Setup Files. Ensure that private keys are kept in a highly secure place and cannot be uncovered by a 3rd party. Aug 14, 2012 · Re: Linux File Restore with SSH Key in Enterprise Manager Post by veremin » Wed Feb 09, 2022 1:44 pm this post Then kindly open one, as it's against forum rules to post about technical issues without support ticket references. SSH Configuration File: On the Linux server, open the SSH configuration file in a text Aug 3, 2023 · Veeam Backup & Replication does not support multiple authentications in sequence. Jul 19, 2015 · for all of you using debian 8 who want to use SSH. SSH Key Support: Although access via SSH is not necessary for user functions, some support operations can only be provided over SSH. With authorized keys you can automate authentication, which is useful when you write scripts to perform routine tasks. Jul 19, 2024 · Veeam Backup & Replication allows all computers that run a Linux OS, except computers with pre-installed Veeam Agent s, to establish a connection to the backup server using the SSH fingerprint. internal > showkeys. ssh: cd . Dec 2, 2019 · According to security practices of AWS EC2, you are allowed to download the private security key only once — that is, only after it has been created in EC2 Services / Network & security / Key Pairs. mydomain. 3, those credentials are automatically converted to credentials of the SSH type. Jun 25, 2023 · Public key authentication offers stronger security and eliminates the need to store passwords in the script. Veeam Community discussions and solutions for: Unable to add Key Based credential for Linux of PowerShell Nov 24, 2020 · \\nI am a private Linux user since many Years and I always have used combination of username and password to authenticate when logging via Secure Shell (SSH). Login to the VM with Veeam Backup for Microsoft Azure installed via SSH. However, when I attempted to use the same SSH key on the VBR backup server itself, the connection failed Apr 17, 2025 · Important. Nov 3, 2022 · During the upgrade to Veeam Backup & Replication 12, the persistent non-root account will be converted to a single-use credential. Note: When using granular sudo permissions, ensure that the following options are not selected: Add account to the sudoers file — Enabling this option would cause the Veeam software to add the account to the sudoers file with broader permissions than those specified in the granular sudoers example. In the Username field, enter a user name for the account that you plan to add. If the key is deployed on the reference host, it will be applied to all host within the host profile. 5) Disable SSH sudo systemctl stop ssh Future updates (v12 to a later version) will not require that process and SSH anymore Not sure if this trick works with 9. 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