Curl-url-http-3a-2f-2f169.254.169.254-2flatest-2fapi-2ftoken ((new))

While convenient, this simple request-response architecture became a primary target for attackers exploiting vulnerabilities. If a web application running on an EC2 instance had an SSRF flaw, an external attacker could trick the application into fetching the metadata—including IAM secret keys—and returning it to the attacker. IMDSv2: The Session-Oriented Model

: Use that token in the header of subsequent metadata requests. Interesting Blog Posts to Read

Your keyword corresponds to the — so the attacker is already using the more secure version, but that doesn’t stop them if they can complete the two-step process. curl-url-http-3A-2F-2F169.254.169.254-2Flatest-2Fapi-2Ftoken

The URL http://169.254.169.254/latest/api/token is a special address used primarily in cloud environments, notably Amazon Web Services (AWS). This IP address, 169.254.169.254 , is a link-local address that is not routable and can only be accessed from within the instance. It's used as a metadata service endpoint.

curl -H "X-aws-ec2-metadata-token: $TOKEN" http://169.254.169.254/latest/meta-ware/iam/security-credentials/ROLE_NAME Interesting Blog Posts to Read Your keyword corresponds

: Authenticates the request using the token created in Step 1. Practical Examples and Automations A. Simple Script for Instance ID

This string represents a critical command used to secure Amazon Web Services (AWS) infrastructure. It fetches a session token for the Instance Metadata Service Version 2 (IMDSv2). Decoding the Keyword It's used as a metadata service endpoint

Enforce IMDSv2 only:

: Sets the time-to-live (TTL) for the token in seconds. Here, it is valid for 6 hours (21600 seconds). 2. Use the Token to Request Metadata

The keyword refers to the curl command used to retrieve a session token from the Amazon Web Services (AWS) Instance Metadata Service Version 2 (IMDSv2) .