Request-url-http-3a-2f-2f169.254.169.254-2flatest-2fmeta Data-2fiam-2fsecurity Credentials-2f -

To solve this, AWS released , which introduces "session-oriented" security:

: 169.254.169.254 is a link-local address accessible only from within the instance. To solve this, AWS released , which introduces

: In an SSRF attack, an attacker "tricks" a vulnerable web application into making a request to this internal URL on their behalf. Defending against SSRF and securing IMDS (especially by

The URL http://169.254.169 is a critical AWS instance metadata endpoint, frequently targeted in Server-Side Request Forgery (SSRF) attacks to steal temporary IAM credentials. Security experts recommend enforcing Instance Metadata Service Version 2 (IMDSv2) to mitigate these risks by requiring session-oriented tokens. Read the full analysis at Hacking Articles . or a code snippet

http://169.254.169.254/latest/meta-data/iam/security-credentials/

Whether you saw this in a log, an alert, or a code snippet, treat it as a potential red flag. Defending against SSRF and securing IMDS (especially by adopting IMDSv2) is no longer optional — it’s a fundamental cloud security best practice.