To use the CLI with SSH keys enabled, you must generate an SSH key pair. SSH keys can be  generated from a Windows host by using the PuTTY key generator, PuTTYgen. Complete the  following steps: Generating an SSH key pair by using PuTTY 1. Run  puttygen.exe 2. Click  SSH-2 RSA  as the type of key to generate. 3. Click  Generate  and then, move the mouse cursor around the blank area of the key section  to generate the random characters that create a unique key. When the key is generated,  the information about the new key is displayed in the key section. 4. (Optional) Enter a passphrase in the key passphrase and confirm passphrase fields. The  passphrase encrypts the key on the disk; therefore, it is not possible to use the key without  first entering the passphrase. a. Click  Save public key . You are prompted for the name and location of the public key. b. Enter  icat.pub  as the name of the public key and specify the location where you want  to save the public key. For example, you can create a local directory that is named  keys to store the public and private keys. c. Click  Save . 6. Save the private key by completing the following steps: a. Click  Save private key . The PuTTYgen Warning panel is displayed. b. Click  Yes  to save the private key without a passphrase. c. Enter the name of the private key and specify the location where you want to save it.  For example, you can create a local directory that is named  keys  to store the public and  private keys. We suggest that you save your public and private keys in the same  location. d. Click  Save . 7. Close the PuTTY Key Generator window. 250  Implementing IBM FlashSystem 900 Model AE3 5. Save the public key by completing the following steps: Keep the number of bits in a generated key value at  1024 .