title: the record of M101_RECV_KEY in sbx secret ls
source: manuals/docker-sandboxes-101/capture/out/10-placeholder.txt
lines: 20-29
lang: json
note: Compare the placeholder field with the masked secret field.
---
    {
      "scope": "global",
      "targets": [
        "host.docker.internal",
        "localhost"
      ],
      "env": "M101_RECV_KEY",
      "placeholder": "sbx-cs-<rand>",
      "secret": "m101-d**************0000"
    }
