diff --git a/AWS-IAM-CLI.md b/AWS-IAM-CLI.md
index 6ef0acf..e16ea84 100644
--- a/AWS-IAM-CLI.md
+++ b/AWS-IAM-CLI.md
@@ -4,7 +4,7 @@ See [AWS-CLI-with-SeaweedFS](https://github.com/chrislusf/seaweedfs/wiki/AWS-CLI
 
 # Execute commands
 
-## Create s3 credentials 
+## Create S3 credentials 
 
 Create user and access key
 ```
@@ -62,5 +62,25 @@ echo 's3.configure' | weed shell
     }
   ]
 }
-
+```
+
+## Show S3 credentials
+
+List access keys
+```
+aws --endpoint http://127.0.0.1:8111 iam list-access-keys
+{
+    "AccessKeyMetadata": [
+        {
+            "UserName": "iam",
+            "AccessKeyId": "B04R0WM64L0DAJ0N9LFZ",
+            "Status": "Active"
+        },
+        {
+            "UserName": "Bob",
+            "AccessKeyId": "X8R439UM7OSQJX28I9QTP",
+            "Status": "Active"
+        }
+    ]
+}
 ```