Curl-url-http-3a-2f-2f169.254.169.254-2flatest-2fapi-2ftoken !!hot!!

No application running on your EC2 instance should ever need to query metadata via an external proxy. Use iptables or Security Groups to block outbound traffic to 169.254.169.254 for the root user or specific processes.

for applications that might break after disabling IMDSv1. Access instance metadata for an EC2 instance curl-url-http-3A-2F-2F169.254.169.254-2Flatest-2Fapi-2Ftoken

Pass that token in the header of all subsequent GET requests for metadata. Breaking Down the Token Request Command No application running on your EC2 instance should

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Access instance metadata for an EC2 instance Pass

Based on the specific encoded format in your request ( http%3A%2F%2F169.254.169.254... ), this is often used in scenarios or security challenges like the Wiz Cloud Security Championship . If you are accessing it through a proxy endpoint, the command looks like this: