All scenarios
Mobile · scenario

Fraud detected mid-flight

step 1 / 4

A campaign starts converting suspiciously fast. The fraud team flips one switch.

Creative + targeting1GET /vast?iu=…2OpenRTB BidRequest3Broadcast to N DSPs4Cookie / IFA match5BidResponse + adm6Second-price clear7VAST 4.3 XML8HTTP range requests9AdvertiserCREATIVE + BUDGETPublisherVIDEO PLAYER SLOTAd ServerDECISIONINGSSPSELL-SIDE AUCTIONExchangeOPENRTBDSPBIDDERDMP / CDPSEGMENTSCDNMEDIA FILE
step 1

Baseline drift

DV's IVT detector sees a sudden spike of completions from a single ASN with identical user-agent strings.

All steps

When this breaks

Failure modes operators actually see. Tap one to read trigger, symptom, recovery, blast radius — then replay it in the sandbox to watch the message flow change.

Active recall
Can you match anecdotes to scenarios?
Start the quiz