Python Getting Started with ASM

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You can monitor the security of your Python apps running in Docker, Kubernetes, AWS ECS, and AWS Fargate.

In general, setting up Application Security Management (ASM) involves:

  1. Identifying which services to enable ASM on.
  2. Updating to the latest Datadog library (the most recent APM tracing library).
  3. Enabling the library to collect the application security data from the services and send it to Datadog.
  4. Triggering security signals in your application and seeing how Datadog displays the resulting information.

Prerequisites

  • The Datadog Agent is installed and configured for your application’s operating system or container, cloud, or virtual environment.
  • Datadog APM is configured for your application or service, and traces are being received by Datadog.

Get started

  1. Update your Datadog Python library package to at least version 1.2.2 or later. Run the following:

     pip install --upgrade ddtrace
    

    For information about which language and framework versions are supported by the library, see the Compatibility section of the ASM Setup and Configure documentation.

  2. Enable ASM when starting the Python application.

    DD_APPSEC_ENABLED=true ddtrace-run python app.py
    

    You can also use one of the following methods, depending on where your application runs:

    Update your configuration container for APM by adding the following argument in your docker run command:

    docker run [...] -e DD_APPSEC_ENABLED=true [...]
    

    Add the following environment variable value to your container Dockerfile:

    ENV DD_APPSEC_ENABLED=true
    

    Update your configuration YAML file container for APM and add the DD_APPSEC_ENABLED environment variable:

    spec:
      template:
        spec:
          containers:
            - name: <CONTAINER_NAME>
              image: <CONTAINER_IMAGE>/<TAG>
              env:
                - name: DD_APPSEC_ENABLED
                  value: "true"
    

    Update your ECS task definition JSON file by adding the following in the environment section:

    "environment": [
      ...,
      {
        "name": "DD_APPSEC_ENABLED",
        "value": "true"
      }
    ]
    

    Initialize ASM in your code or set the DD_APPSEC_ENABLED environment variable to true in your service invocation:

    DD_APPSEC_ENABLED=true ddtrace-run python app.py
    

    The library collects security data from your application and sends it to the Agent, which sends it to Datadog, where out-of-the-box detection rules flag attacker techniques and potential misconfigurations so you can take steps to remediate.

  3. To see Application Security Management threat detection in action, send known attack patterns to your application. For example, trigger the Security Scanner Detected rule by running a file that contains the following curl script:

    for ((i=1;i<=200;i++)); 
    do
    # Target existing service’s routes
    curl https://your-application-url/existing-route -A dd-test-scanner-log;
    # Target non existing service’s routes
    curl https://your-application-url/non-existing-route -A dd-test-scanner-log;
    done

    Note: The dd-test-scanner-log value is supported in the most recent releases.

    A few minutes after you enable your application and exercise it, threat information appears in the Application Trace and Signals Explorer in Datadog.

Security Signal details page showing tags, metrics, suggested next steps, and attacker IP addresses associated with a threat.

Further Reading