Documentation to run iast when apm is disabled

content/en/security/code_security/iast/setup/_index.md

@@ -11,8 +11,7 @@
 Before setting up Runtime Code Analysis (IAST), ensure the following prerequisites are met:
 
 1. **Datadog Agent Installation:** The Datadog Agent is installed and configured for your application's operating system or container, cloud, or virtual environment.
-2. **Datadog APM Configuration:** Datadog APM is configured for your application or service, and web traces (`type:web`) are being received by Datadog.
-3. **Supported Tracing Library:** The Datadog Tracing Library used by your application or service supports Runtime Code Analysis (IAST) capabilities for the language of your application or service. For more details, see the **Compatibility Requirements** section below.
+2. **Supported Tracing Library:** The Datadog Tracing Library used by your application or service supports Runtime Code Analysis (IAST) capabilities for the language of your application or service. For more details, see the **Compatibility Requirements** section below.
 
 ## Using Datadog Tracing Libraries
 
@@ -87,6 +86,34 @@
 ]
 ```
 
+#### APM Tracing disabled
+
+To disable APM tracing while keeping IAST enabled, you must set the APM tracing variable to false.
+
+{{< tabs >}}
+{{% tab "Using system properties" %}}
+
+Start your Java application with the Datadog agent and IAST enabled using system properties:
+
+```bash
+java -javaagent:/path/to/dd-java-agent.jar -Ddd.iast.enabled=true -Ddd.apm.tracing.enabled=false -Ddd.service=<MY_SERVICE> -Ddd.env=<MY_ENV> -jar path/to/app.jar
+```
+{{% /tab %}}
+
+{{% tab "Using environment variables" %}}
+
+Set the required environment variables:
+
+```Dockerfile
+DD_IAST_ENABLED=true
+DD_APM_TRACING_ENABLED=false
+DD_SERVICE=<YOUR_SERVICE_NAME>
+DD_ENV=<YOUR_ENVIRONMENT>
+```
+{{% /tab %}}
+{{< /tabs >}}
+
+
 [1]: https://github.com/DataDog/dd-trace-java/releases
 [2]: /security/code_security/iast/setup/
 [3]: /security/code_security/iast/setup/
@@ -199,6 +226,18 @@
 ENV DD_IAST_ENABLED=true
 ```
 
+#### APM Tracing disabled
+
+To disable APM tracing while keeping IAST enabled, you must set the APM tracing variable to false.
+
+```Dockerfile
+DD_IAST_ENABLED=true
+DD_APM_TRACING_ENABLED=false
+DD_SERVICE=<YOUR_SERVICE_NAME>
+DD_ENV=<YOUR_ENVIRONMENT>
+```
+
+
 To see Runtime Code Analysis (IAST) in action, browse your service and find code-level vulnerabilities in the [Vulnerability Explorer][4].
 
 {{< img src="/security/application_security/Code-Level-Vulnerability-Details-New.mp4" alt="Video showing Code Vulnerabilities" video="true" >}}
@@ -280,6 +319,17 @@
 ]
 ```
 
+#### APM Tracing disabled
+
+To disable APM tracing while keeping IAST enabled, you must set the APM tracing variable to false.
+
+```Dockerfile
+DD_IAST_ENABLED=true
+DD_APM_TRACING_ENABLED=false
+DD_SERVICE=<YOUR_SERVICE_NAME>
+DD_ENV=<YOUR_ENVIRONMENT>
+```
+
 [1]: https://github.com/DataDog/dd-trace-js/blob/master/MIGRATING.md
 [2]: /security/code_security/iast/setup/nodejs/
 [3]: /security/code_security/iast/setup/
@@ -357,6 +407,17 @@
 ]
 ```
 
+#### APM Tracing disabled
+
+To disable APM tracing while keeping IAST enabled, you must set the APM tracing variable to false.
+
+```Dockerfile
+DD_IAST_ENABLED=true
+DD_APM_TRACING_ENABLED=false
+DD_SERVICE=<YOUR_SERVICE_NAME>
+DD_ENV=<YOUR_ENVIRONMENT>
+```
+
 #### Third-Party Library Compatibility Note
 
 Runtime Code Analysis (IAST) modifies Python code at runtime. This could cause conflicts with other third-party Python libraries that perform similar code transformations, particularly with the following, though not limited to them: