Authenticate with the container registry (FREE ALL)

To authenticate with the container registry, you can use a:

All of these authentication methods require the minimum scope:

For read (pull) access, to be read_registry.
For write (push) access, to be write_registry and read_registry.

To authenticate, run the docker login command. For example:

docker login registry.example.com -u <username> -p <token>

Use GitLab CI/CD to authenticate

To use CI/CD to authenticate with the container registry, you can use:

The CI_REGISTRY_USER CI/CD variable.

This variable has read-write access to the container registry and is valid for one job only. Its password is also automatically created and assigned to CI_REGISTRY_PASSWORD.
```
docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
```

A CI job token.

docker login -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN $CI_REGISTRY

A deploy token with the minimum scope of:
- For read (pull) access, read_registry.
- For write (push) access, write_registry.
```
docker login -u $CI_DEPLOY_USER -p $CI_DEPLOY_PASSWORD $CI_REGISTRY
```
A personal access token with the minimum scope of:
- For read (pull) access, read_registry.
- For write (push) access, write_registry.
```
docker login -u <username> -p <access_token> $CI_REGISTRY
```