Secret tokens are sent as plain-text, so they only provide security when used in combination with TLS.
Define a secret token in the APM integration settings. When defined, secret tokens are used to authorize requests to the APM Server. Both the APM agent and APM integration must be configured with the same secret token for the request to be accepted.
To secure the communication between APM agents and the APM Server with a secret token:
Secret tokens are not applicable for the RUM Agent, as there is no way to prevent them from being publicly exposed.
Create a secret tokenedit
Create or update a secret token in Fleet.
- Open Kibana and navigate to Fleet.
- Under the Agent policies tab, select the policy you would like to configure.
- Find the Elastic APM integration and select Actions > Edit integration.
- Navigate to Agent authorization > Secret token and set the value of your token.
- Click Save integration. The APM Server will restart before the change takes effect.
Configure the secret token in your APM agentsedit
Each Elastic APM agent has a configuration option to set the value of the secret token:
In addition to setting the secret token, ensure the configured server URL uses
HTTPS instead of