How to Authenticate Git Push with Github Using a Token


By squashlabs, Last Updated: October 27, 2023

How to Authenticate Git Push with Github Using a Token

To authenticate Git push with GitHub using a token, you can follow these steps:

Step 1: Generate a Personal Access Token

1. Open your GitHub account settings by clicking on your profile picture in the top right corner and selecting “Settings” from the dropdown menu.
2. In the left sidebar, click on “Developer settings” and then select “Personal access tokens”.
3. Click on the “Generate new token” button.
4. Give your token a descriptive name in the “Note” field to easily identify it later.
5. Select the desired scopes for your token. For Git operations, you need to select the “repo” scope.
6. Click on the “Generate token” button at the bottom of the page.
7. GitHub will generate a new personal access token for you. Make sure to copy this token and keep it in a safe place. Note that this token will only be displayed once, so make sure to copy it before leaving the page.

Related Article: How to Delete a Remote Tag in Git

Step 2: Configure Git to Use the Token

1. Open a terminal or command prompt.
2. Set the token as a credential helper for Git by running the following command, replacing <TOKEN> with the token you generated in step 1:

git config --global credential.helper '!f() { sleep 1; echo "username=git token=<TOKEN>"; }; f'

This command sets up a temporary credential helper that uses the provided token for authentication.

Step 3: Test the Authentication

1. Navigate to a local Git repository where you want to test the authentication.
2. Make a small change to a file in the repository.
3. Commit the change using the following command:

git commit -am "Test commit"

4. Push the commit to GitHub using the following command:

git push

If the authentication is successful, Git should push the commit to the remote repository without asking for your GitHub username and password.

Alternative: Using HTTPS Remote URL

Instead of configuring Git to use the token as a credential helper, you can also authenticate Git push with GitHub using an HTTPS remote URL that includes the token. This method is useful if you are working with multiple repositories or if you prefer not to modify the global Git configuration.

1. Get the HTTPS remote URL of the repository you want to push to. You can find this URL on the repository’s GitHub page by clicking on the “Code” button and selecting the HTTPS option.
2. Copy the remote URL and replace <TOKEN> with the token you generated in step 1. The URL format should be https://<TOKEN><username>/<repository>.git.
3. In the terminal or command prompt, navigate to the local Git repository you want to push from.
4. Change the remote URL for the repository using the following command, replacing <REMOTE_URL> with the modified URL from step 2:

git remote set-url origin <REMOTE_URL>

5. Now you can push to the repository using the regular Git push command:

git push

This method allows you to authenticate the Git push operation without modifying the global Git configuration.

Related Article: How to Git Pull from a Specific Branch

Best Practices

– It is recommended to use personal access tokens instead of passwords for Git authentication. Tokens are more secure and can be easily revoked if compromised.
– Regularly review and manage your generated tokens in GitHub settings to ensure security and remove any unused or unnecessary tokens.
– When using tokens in remote URLs, be cautious when sharing the repository URL with others, as it includes the token in plain text. Consider using SSH-based authentication for better security.

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