Creating a new Key pair in Mac OS X or Linux


ssh-keygen is a program that can be found on Mac, Linux, and other UNIX-based operating systems. For more information about the program, check out Wikipedia's entry on the subject here:

  • ssh-keygen - Wikipedia

Creating a Key pair

To generate a new Key pair, run the following commands on your home computer.

  1. Open your terminal and run the following command under your username. [local]$ ssh-keygen -t rsa This creates a public/private keypair of the type (-t) rsa. Generating a public/private rsa key pair. Enter the file in which you wish to save they key (i.e., /home/username/.ssh/id_rsa):
  2. The prompt defaults to save the new key pair in the /home/username/.ssh/ directory and name it id_rsa. Unless you want to change the location or name of the file, just press Enter on your keyboard to continue. Enter a passphrase (leave empty for no passphrase).
  3. It's recommended that you do not use a passphrase. Press Enter on your keyboard to continue. Enter same passphrase again:
  4. Press Enter on your keyboard to continue.
  5. When finished, press Enter on your keyboard. The following message appears: Your identification has been saved in /home/username/.ssh/id_rsa Your public key has been saved in /home/username/.ssh/ The key fingerprint is: ar:bc:d3:9e:g3:1f:63:6f:6b:32:2e:97:ee:42:e1:be The key’s randomart image is: +--[ RSA 2048]----+ | ..+**B.o++o | | . o+==o. o | | . .oo.= | | . +E+ . | | S . | | | | | | | | | +-----------------+
  6. You can view the new private and public key by running the following: [local]$ ls -1 ~/.ssh/ id_rsa
  7. Finally, import the public key into your DreamCompute dashboard.

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