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Driftstack DRIFTSTACK

HMAC-SHA256-signed event delivery · 5-minute timestamp tolerance

Webhook endpoints

Subscribe to session lifecycle + quota events. Each endpoint gets its own signing secret; verify with the SDK's verifyWebhookSignature helper.

Docs

Failed deliveries retry 5× with exponential backoff before landing in the DLQ. DLQ entries are admin-replayable; no auto-retry past the initial attempts to avoid storm-on-recovery patterns.