To connect to an Oracle Cloud Infrastructure (OCI) instance using PuTTY we need three things:

1. Public IP of the instance
2. PuTTY Private Key (.ppk) we created using PuTTYgen
3. Username

Connect to instance using PuTTY

• Open PuTTY

• On the PuTTY Configuration page type the Public IP of your instance in Host Name (or IP address)

• Click + icon which is on the left side of SSH

• In the SSH expanded menu click + icon which is on the left side of Auth

• In the Auth expanded menu click Credentials

• Click Browse... to open Private key file for authentication

• Navigate to where you stored your .ppk format private key, select and click Open

• Now path to the .ppk file will show up in Browse input

• If you want to Save the session so that next time you just Load and Open

  • Go to Session

  • Click on input tab just below Saved Sessions and write your instance name and click Save

  • Next time to login select your instance from Saved Sessions and click Load and then click Open or just double click on your Saved Session

  • Click Accept and proceed

  • Find your Username in instance details and enter your Username in PuTTY and hit Enter (we can change Username)

  • Now you can give commands