Chapter 6 – Test Tools
Webhook Testing – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
Verification of outbound HTTP callbacks sent by a system to notify external services of events, covering delivery, retries, signatures, and idempotency.
In simple words
Testing outbound event notifications your system sends to third parties.
Exam tip
Test signature verification, retry behavior, and idempotency of consumers.
Related terms
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