AWS ec2 documentation change

Service: ec2 · 2025-06-28 · Documentation low

File: ec2/latest/devguide/example_ec2_ModifyInstanceAttribute_section.md

Summary

Added PowerShell V5 examples for ModifyInstanceAttribute including security group modification, termination protection, and source/destination checks

Security assessment

Examples demonstrate security-related configurations (security groups, termination protection, source/destination checks) but do not address specific vulnerabilities or incidents

Diff

diff --git a/ec2/latest/devguide/example_ec2_ModifyInstanceAttribute_section.md b/ec2/latest/devguide/example_ec2_ModifyInstanceAttribute_section.md
index b8199d8a7..e56b61cab 100644
--- a//ec2/latest/devguide/example_ec2_ModifyInstanceAttribute_section.md
+++ b//ec2/latest/devguide/example_ec2_ModifyInstanceAttribute_section.md
@@ -165,0 +166,50 @@ PowerShell
+**Tools for PowerShell V5**
+    
+
+**Example 1: This example modifies the instance type of the specified instance.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -InstanceType m3.medium
+    
+
+**Example 2: This example enables enhanced networking for the specified instance, by specifying "simple" as the value of the single root I/O virtualization (SR-IOV) network support parameter, -SriovNetSupport..**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -SriovNetSupport "simple"
+    
+
+**Example 3: This example modifies the security groups for the specified instance. The instance must be in a VPC. You must specify the ID of each security group, not the name.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -Group @( "sg-12345678", "sg-45678901" )
+    
+
+**Example 4: This example enables EBS I/O optimization for the specified instance. This feature isn't available with all instance types. Additional usage charges apply when using an EBS-optimized instance.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -EbsOptimized $true
+    
+
+**Example 5: This example enables source/destination checking for the specified instance. For a NAT instance to perform NAT, the value must be 'false'.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -SourceDestCheck $true
+    
+
+**Example 6: This example disables termination for the specified instance.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -DisableApiTermination $true
+    
+
+**Example 7: This example changes the specified instance so that it terminates when shutdown is initiated from the instance.**
+    
+    
+    Edit-EC2InstanceAttribute -InstanceId i-12345678 -InstanceInitiatedShutdownBehavior terminate
+    
+
+  * For API details, see [ModifyInstanceAttribute](https://docs.aws.amazon.com/powershell/v5/reference) in _AWS Tools for PowerShell Cmdlet Reference (V5)_. 
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