4 pages for anthropic_webhook_signing_key.
Titles and paths first, then pages whose text carries it. Each row opens that page as this site last read it.
spawn.sh: called once per claimed work item
Claude Developer Platform · in the page
managed-agents/self-hosted-sandboxes
…handler can verify incoming payloads. ```bash export ANTHROPIC_WEBHOOK_SIGNING_KEY="whsec_..." ``` </Step> <Step title="Implement the webhook handler"> `E…
self-hosted-sandboxes-reference
Claude Developer Platform · in the page
managed-agents/self-hosted-sandboxes-reference
…| | `ANTHROPIC_WEBHOOK_SIGNING_KEY` | Verifies incoming webhook payloads. | You, on a webhook handler host.…
self-hosted-sandboxes-workers
Claude Developer Platform · in the page
managed-agents/self-hosted-sandboxes-workers
…handler uses it to verify incoming payloads. ```bash export ANTHROPIC_WEBHOOK_SIGNING_KEY="whsec_..." ``` </Step> <Step title="Implement the webhook handler"> Start the worker w…
webhooks
Claude Developer Platform · in the page
managed-agents/webhooks
…signature is invalid or the payload is more than 5 minutes old. Set `ANTHROPIC_WEBHOOK_SIGNING_KEY` to the `whsec_`-prefixed secret shown at endpoint creation. <CodeGroup exclude="shell:cURL, shell:…