Securing Models You can secure your Cloudera Machine Learning models using Access keys or API keys. Related informationCloudera’s Shared Responsibility ModelAccess Keys for ModelsEach model in Cloudera Machine Learning has a unique access key associated with it. This access key is a unique identifier for the model.API Key for ModelsYou can prevent unauthorized access to your models by specifying an API key in the “Authorization” header of your model HTTP request. This topic covers how to create, test, and use an API key in Cloudera Machine Learning.