In 2021, there was no difference between the fraud/sophisticated invalid traffic rates of programmatically bought digital ads and these bought directly from publishers. Both rates stood at *** percent.
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DoubleVerify. (July 20, 2021). Digital advertising fraud/sophisticated invalid traffic rate worldwide in 2021, by purchase method [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 01, 2026, from /statistics/1221352/programmatic-ad-fraud-rate/
DoubleVerify. "Digital advertising fraud/sophisticated invalid traffic rate worldwide in 2021, by purchase method." Chart. July 20, 2021. ÌÇÐÄÆÆ½â°æ. Accessed August 01, 2026. /statistics/1221352/programmatic-ad-fraud-rate/
DoubleVerify. (2021). Digital advertising fraud/sophisticated invalid traffic rate worldwide in 2021, by purchase method. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 01, 2026. /statistics/1221352/programmatic-ad-fraud-rate/
DoubleVerify. "Digital Advertising Fraud/Sophisticated Invalid Traffic Rate Worldwide in 2021, by Purchase Method." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 20 Jul 2021, /statistics/1221352/programmatic-ad-fraud-rate/
DoubleVerify, Digital advertising fraud/sophisticated invalid traffic rate worldwide in 2021, by purchase method ÌÇÐÄÆÆ½â°æ, /statistics/1221352/programmatic-ad-fraud-rate/ (last visited August 01, 2026)
Digital advertising fraud/sophisticated invalid traffic rate worldwide in 2021, by purchase method [Graph], DoubleVerify, July 20, 2021. [Online]. Available: /statistics/1221352/programmatic-ad-fraud-rate/