Bitwise Sshclient Generate Keys For Clients

An SSH Key allows you to log into your server without needing a password. SSH Keys can be automatically added to servers during the installation process. Creating an SSH key on Windows. The simplest way to create SSH key on Windows is to use PuTTYgen. Download and run PuTTYgen. Click the 'Generate' button. The link is to Amazon CloudFront and should be very reliable. If it does not work, try alternative. If the installer downloads but does not start, check below. Our installers are cryptographically signed.Our most recent installers use an Extended Validation digital certificate from DigiCert. In Bitvise SSH Client. In Bitvise SSH Client: Public keys of hosts you have connected to can be viewed in Host key manager. When you connect to an SSH server for the first time, and the client has no record of the server's host key, the client will display the server's host key fingerprint, and will ask you to verify the key. Creating a new key pair for authentication. To create a new key pair, select the type of key to generate from the bottom of the screen (using SSH-2 RSA with 2048 bit key size is good for most people; another good well-known alternative is ECDSA). Then click Generate, and start moving the mouse within the Window. Putty uses mouse movements to collect randomness.

  1. Bitvise Ssh Client Generate Keys For Clients Windows 10
  2. Bitvise Ssh Client Generate Keys For Clients Download
  3. Bitwise Ssh Client Generate Keys For Clients 2017

Several tools exist to generate SSH public/private key pairs. The following sections show how to generate an SSH key pair on UNIX, UNIX-like and Windows platforms.

Generating an SSH Key Pair on UNIX and UNIX-Like Platforms Using the ssh-keygen Utility

Bitvise Ssh Client Generate Keys For Clients Windows 10

UNIX and UNIX-like platforms (including Solaris and Linux) include the ssh-keygen utility to generate SSH key pairs.

To generate an SSH key pair on UNIX and UNIX-like platforms using the ssh-keygen utility:
  1. Navigate to your home directory:
  2. Run the ssh-keygen utility, providing as filename your choice of file name for the private key:

    The ssh-keygen utility prompts you for a passphrase for the private key.

  3. Enter a passphrase for the private key, or press Enter to create a private key without a passphrase:

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    While a passphrase is not required, you should specify one as a security measure to protect the private key from unauthorized use. When you specify a passphrase, a user must enter the passphrase every time the private key is used.

    The ssh-keygen utility prompts you to enter the passphrase again.

  4. Enter the passphrase again, or press Enter again to continue creating a private key without a passphrase:
  5. The ssh-keygen utility displays a message indicating that the private key has been saved as filename and the public key has been saved as filename.pub. It also displays information about the key fingerprint and randomart image.

Generating an SSH Key Pair on Windows Using the PuTTYgen Program

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The PuTTYgen program is part of PuTTY, an open source networking client for the Windows platform.

To generate an SSH key pair on Windows using the PuTTYgen program:
  1. Download and install PuTTY or PuTTYgen.

    To download PuTTY or PuTTYgen, go to http://www.putty.org/ and click the You can download PuTTY here link.

  2. Run the PuTTYgen program.
  3. Set the Type of key to generate option to SSH-2 RSA.
  4. In the Number of bits in a generated key box, enter 2048.
  5. Click Generate to generate a public/private key pair.

    As the key is being generated, move the mouse around the blank area as directed.

  6. (Optional) Enter a passphrase for the private key in the Key passphrase box and reenter it in the Confirm passphrase box.

    Note:

    While a passphrase is not required, you should specify one as a security measure to protect the private key from unauthorized use. When you specify a passphrase, a user must enter the passphrase every time the private key is used.

  7. Click Save private key to save the private key to a file. To adhere to file-naming conventions, you should give the private key file an extension of .ppk (PuTTY private key).

    Note:

    The .ppk file extension indicates that the private key is in PuTTY's proprietary format. You must use a key of this format when using PuTTY as your SSH client. It cannot be used with other SSH client tools. Refer to the PuTTY documentation to convert a private key in this format to a different format.
  8. Select all of the characters in the Public key for pasting into OpenSSH authorized_keys file box.

    Make sure you select all the characters, not just the ones you can see in the narrow window. If a scroll bar is next to the characters, you aren't seeing all the characters.

  9. Right-click somewhere in the selected text and select Copy from the menu.
  10. Open a text editor and paste the characters, just as you copied them. Start at the first character in the text editor, and do not insert any line breaks.
  11. Save the text file in the same folder where you saved the private key, using the .pub extension to indicate that the file contains a public key.
  12. If you or others are going to use an SSH client that requires the OpenSSH format for private keys (such as the ssh utility on Linux), export the private key:
    1. On the Conversions menu, choose Export OpenSSH key.
    2. Save the private key in OpenSSH format in the same folder where you saved the private key in .ppk format, using an extension such as .openssh to indicate the file's content.

This section of Getting Started assumes that:

  • You have recently installed Bitvise SSH Server.
  • You have configured the SSH Server for access using SFTP, for Git access, or another purpose.
  • You have installed Bitvise SSH Client on the computer from which you wish to connect.
  • You wish to configure public key authentication between the SSH Server and Client.

Before you configure public key authentication, it is important to understand:

  • Public keys, in the way they are commonly used in SSH, are not X.509 certificates.
  • Client authentication keys are separate from server authentication keys (host keys).
  • A keypair consists of a private key and a public key, which are separate.
  • A private key should never be sent to another party. It is private.

If this is the first time you are using public keys, we recommend the page Public keys in SSH.

To use public key authentication, the client from which you are connecting needs to have a public/private keypair. To generate a keypair using Bitvise SSH Client, run the graphical SSH Client, and open the Client key manager:

Press the Generate button to generate a new keypair:

Guidelines:

  • Unless required for compatibility reasons, do not generate a DSA keypair. Only 1024-bit DSA keys are interoperable in SSH, and this key size is no longer considered adequate when using the DSA algorithm. Generate either an ECDSA keypair, or an RSA keypair of size 2048 bits or larger.

  • If you have saved a named SSH Client profile, the keypair generation interface will offer to store the keypair either in the profile, or globally.

  • When the keypair is stored globally, it is stored in the Windows registry for the current user, under HKCUSoftwareBitviseKeypairs.

  • It may be useful to store the keypair in a profile if the profile is going to be used on other computers, or by a job that runs as a different Windows account on the same computer. In SSH Client versions 7.xx and higher, the setting Sensitive information accessibility on the Login tab controls whether a keypair stored in the profile can be read by another Windows user, or on another computer.

  • You can choose a passphrase with which to protect the keypair. If you enter a passphrase, you will need to provide it every time the keypair is used for authentication.

Before you can use public key authentication, the public key for the keypair you have generated must be configured in the SSH Server. If you are able to connect to the SSH Server using password authentication, you can connect to the server and upload the public key using the Client key manager:

If the SSH Server does not allow you to connect using password authentication, or does not allow you to upload the key, you will need to send the public key to the server administrator using an alternate method of communication. To do this, export the public key using the Client key manager:

For help with importing the public key into Bitvise SSH Server, check the Public Key Authentication section of our SSH Server Usage FAQ.

Once the public key has been uploaded or imported for your account in the SSH Server, configure the SSH Client to enable public key authentication on the Login tab:

You should now be able to connect to the SSH Server using your public key:

Bitwise Ssh Client Generate Keys For Clients 2017

Save the profile to preserve this configuration.