This is a learning outline. A complete worked tutorial has not been published for this topic yet.
01
Cache keys
Identify the owner and freshness needs of cached data
Evidence: t045/m01/evidence
02
Expiry and invalidation
Choose a cache key that includes relevant access context
Evidence: t045/m02/evidence
03
Private versus public data
Invalidate after a fixture update
Evidence: t045/m03/evidence
04
Measure the trade-off
Demonstrate that user A never receives user B's result
Evidence: t045/m04/evidence
03 / TRY IT
Apply the micro-course
Demonstrate the promised artifact
Invalidate after a fixture update
Independently explain and change one assumption in a cache policy for a sample endpoint.
Keep your work
User-specific data cannot leak through a shared key.; The documented failure/uncertainty is visible, and no prohibited action or unsupported success claim occurs.; The learner predicts and verifies the change; AI output is not accepted without understanding.
Check your understanding
User-specific data cannot leak through a shared key.
Show one small example, the expected result and the reasoning behind it.
Record one limitation or edge case and a question to discuss with a mentor.
04 / LEARN WITH HELP
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