diff --git a/tracecat/config.py b/tracecat/config.py
index 4ff314104..4e08a263c 100644
--- a/tracecat/config.py
+++ b/tracecat/config.py
@@ -115,8 +115,9 @@
 TEMPORAL__CLUSTER_QUEUE = os.environ.get(
     "TEMPORAL__CLUSTER_QUEUE", "tracecat-task-queue"
 )
-TEMPORAL__TLS_ENABLED = os.environ.get("TEMPORAL__TLS_ENABLED", False) == "true"
-TEMPORAL__TLS_CERT__ARN = os.environ.get("TRACECAT__TLS_CERT_ARN")
+TEMPORAL__API_KEY__ARN = os.environ.get("TEMPORAL__API_KEY__ARN")
+TEMPORAL__MTLS_ENABLED = os.environ.get("TEMPORAL__MTLS_ENABLED", False) == "true"
+TEMPORAL__MTLS_CERT__ARN = os.environ.get("TEMPORAL__MTLS_CERT__ARN")
 TEMPORAL__CLIENT_RPC_TIMEOUT = os.environ.get("TEMPORAL__CLIENT_RPC_TIMEOUT")
 """RPC timeout for Temporal workflows in seconds."""
 
diff --git a/tracecat/dsl/client.py b/tracecat/dsl/client.py
index f366d2b94..cb30d1c37 100644
--- a/tracecat/dsl/client.py
+++ b/tracecat/dsl/client.py
@@ -13,11 +13,12 @@
 )
 
 from tracecat.config import (
+    TEMPORAL__API_KEY__ARN,
     TEMPORAL__CLUSTER_NAMESPACE,
     TEMPORAL__CLUSTER_URL,
     TEMPORAL__CONNECT_RETRIES,
-    TEMPORAL__TLS_CERT__ARN,
-    TEMPORAL__TLS_ENABLED,
+    TEMPORAL__MTLS_CERT__ARN,
+    TEMPORAL__MTLS_ENABLED,
 )
 from tracecat.dsl._converter import pydantic_data_converter
 from tracecat.logger import logger
@@ -31,7 +32,7 @@ class TemporalClientCert:
     private_key: bytes
 
 
-async def _retrieve_client_cert(arn: str) -> TemporalClientCert:
+async def _retrieve_temporal_client_cert(arn: str) -> TemporalClientCert:
     """Retrieve the client certificate and private key from AWS Secrets Manager."""
     session = aioboto3.session.get_session()
     async with session.client(service_name="secretsmanager") as client:
@@ -43,6 +44,14 @@ async def _retrieve_client_cert(arn: str) -> TemporalClientCert:
         )
 
 
+async def _retrieve_temporal_api_key(arn: str) -> str:
+    """Retrieve the Temporal API key from AWS Secrets Manager."""
+    session = aioboto3.session.get_session()
+    async with session.client(service_name="secretsmanager") as client:
+        response = await client.get_secret_value(SecretId=arn)
+        return response["SecretString"]
+
+
 @retry(
     stop=stop_after_attempt(TEMPORAL__CONNECT_RETRIES),
     wait=wait_exponential(multiplier=1, min=1, max=10),
@@ -50,25 +59,27 @@ async def _retrieve_client_cert(arn: str) -> TemporalClientCert:
     reraise=True,
 )
 async def connect_to_temporal() -> Client:
+    api_key = None
     tls_config = False
 
-    if TEMPORAL__TLS_ENABLED:
-        if not TEMPORAL__TLS_CERT__ARN:
+    if TEMPORAL__MTLS_ENABLED:
+        if not TEMPORAL__MTLS_CERT__ARN:
             raise ValueError(
-                "MTLS enabled for Temporal but `TEMPORAL__TLS_CERT_ARN` is not set"
+                "MTLS enabled for Temporal but `TEMPORAL__MTLS_CERT_ARN` is not set"
             )
-
-        logger.info("Retrieving Temporal MTLS client certificate...")
-        client_cert = await _retrieve_client_cert(arn=TEMPORAL__TLS_CERT__ARN)
-        logger.info("Successfully retrieved Temporal MTLS client certificate")
+        client_cert = await _retrieve_temporal_client_cert(arn=TEMPORAL__MTLS_CERT__ARN)
         tls_config = TLSConfig(
             client_cert=client_cert.cert,
             client_private_key=client_cert.private_key,
         )
 
+    if TEMPORAL__API_KEY__ARN:
+        api_key = await _retrieve_temporal_api_key(arn=TEMPORAL__API_KEY__ARN)
+
     client = await Client.connect(
         target_host=TEMPORAL__CLUSTER_URL,
         namespace=TEMPORAL__CLUSTER_NAMESPACE,
+        api_key=api_key,
         tls=tls_config,
         data_converter=pydantic_data_converter,
     )