Fetch-url-http-3a-2f-2fmetadata.google.internal-2fcomputemetadata-2fv1-2finstance-2fservice Accounts-2f

"access_token": "ya29....", "expires_in": 3599, "token_type": "Bearer"

Let's dissect the URL: http://metadata.google.internal/computeMetadata/v1/instance/service-accounts . "access_token": "ya29

const axios = require('axios');

To retrieve information about service accounts, you perform a GET request. The most critical requirement is the inclusion of the Metadata-Flavor: Google header, which prevents Server-Side Request Forgery (SSRF) attacks. List Service Accounts: http://google.internal Get Access Token for Default Account: http://google.internal To retrieve information about service accounts

In traditional cloud setups, you might download a JSON private key file and store it on the VM. That key becomes a liability: if the VM is compromised, the key is stolen. "access_token": "ya29

: /computeMetadata/v1/instance/service-accounts/ - This path is used to retrieve information about the service accounts associated with the current Compute Engine instance.