How To-Configure ECDSA (nistp521) key-based authentication for Titan SFTP using WinSCP

How To-Configure ECDSA (nistp521) key-based authentication for Titan SFTP using WinSCP


How To: Configure ECDSA (nistp521) key-based authentication for Titan SFTP using WinSCP.

Question

How do I generate an ECDSA (nistp521) key using WinSCP and configure it for SFTP/SSH authentication in Titan?


Answer

    This article explains how to generate an ECDSA (nistp521) key pair using WinSCP (PuTTYgen), import the key into the Titan Admin UI, associate it with a user, and then connect using WinSCP with key-based authentication.


Pre-requisites

Titan SFTP / MFT

WinScp


Steps

 A. Generate ECDSA Key Pair using WinSCP (PuTTYgen)

  1. Open WinSCP.
  2. Go to Tools > Run PuTTYgen.

  1. In PuTTY Key Generator:
  • Select ECDSA as the key type.
  • Select curve nistp521.
  • Click Generate and follow the instructions to generate the key.


  1. Save the Public Key.
  2. Save the Private Key.


B. Configure Key in Titan Admin UI

  1. Log in to the Titan Admin UI.
  2. Navigate to Domain > Server > Services > SFTP/SSH tab.

  1. Click Manage Host Key, then click Import.


  1. Set a New Key Name.
  2. Select Import from multiple files.
  3. Browse and select the Public Key file (from Step A-4).
  4. Click Add.


  5. Select the New Key Name from the SSH Server Host Key dropdown.
  6. Click Apply to save the changes.


  7. Navigate to Domain > Server > Users and select the target user.
  8. Click Edit > Edit User Services.


  9. Go to the SFTP/SSH tab.
  10. Select the New Key Name and Apply the changes.

C. Log in using WinSCP with Private Key

  1. Open WinSCP.
  2. Click New Site.
  3. Enter the Server IP, Port, and Username.
  4. Click Advanced > Authentication.
  5. Browse and select the Private Key file (from Step A-5).
  6. Click OK, then attempt to log in.


https://helpdesk.southrivertech.com/portal/en/kb/articles/how-to-generate-ssh-key-pairs-using-puttygen


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