Configuring SSH Certificates for Secure Login

# Introduction In this project, you will learn how to configure an SSH certificate for the `labex` user, so that the `labex` user does not need to enter a password when SSH logging into the local experimental environment. ## 👀 Preview ```bash # No password required to log into localhost $ ssh labex@localhost labex:project/ $ ssh labex@localhost Welcome to Ubuntu 22.04.3 LTS (GNU/Linux 5.4.0-162-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage Last login: Wed Jan 17 21:00:55 2024 from 47.251.57.20 # Log in directly to enter a new shell labex:~/ $ ls Code Desktop golang project ``` ## 🎯 Tasks In this project, you will learn: - How to create a `.ssh` directory in the `labex` user's home directory - How to generate a new SSH key pair - How to add the newly generated public key to the `authorized_keys` file - How to restart the SSH service after configuring the SSH certificate - How to test the SSH connection without a password ## 🏆 Achievements After completing this project, you will be able to: - Securely log in to the local experimental environment using SSH certificates - Manage the SSH configuration for the `labex` user - Understand the importance of using SSH certificates for secure access to servers

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Click the virtual machine below to start practicing