When decoded, this string translates to:
Since then, AWS introduced IMDSv2 (which requires a PUT token first). However, many legacy applications still use IMDSv1, or they misconfigure IMDSv2. curl-url-http-3A-2F-2F169.254.169.254-2Flatest-2Fapi-2Ftoken
curl -X PUT "http://169.254.169" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600" 2. The Two-Step Authentication "Piece" When decoded, this string translates to: Since then,
If you found this string in:
Set --http-put-response-hop-limit 1 so that containers or proxies cannot forward metadata requests. this string translates to: Since then
Here's a step-by-step overview of how the metadata service works:
The string you provided is a URL-encoded command used to retrieve an IMDSv2 (Instance Metadata Service Version 2) session token