The most effective mitigation is to move from IMDSv1 to . Unlike v1, which only requires a simple HTTP request, IMDSv2 requires a session-oriented token, which mitigates many common SSRF vulnerabilities.

Ensure that your instances only accept IMDSv2. You can do this when launching instances or modify existing instances:

indicates a malicious attempt to exploit a web application's callback mechanism. By passing the AWS internal metadata IP address as a callback, an attacker aims to trick the server into leaking sensitive IAM (Identity and Access Management) role credentials. 2. Technical Analysis Target IP (169.254.169.254):