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# Ad-Tech Giants' Ads Run Alongside Misinformation They Claim to Fight
- URL: https://adjacent.media/signals/ad-tech-giants-ads-run-alongside-misinformation-they-claim-to-fight/
- Published: 2026-08-20T16:11:10.000Z
- Updated: 2026-08-20T16:11:10.000Z
- Description: Google, Amazon, Yahoo, and Adobe—companies selling brand safety solutions to advertisers—are systematically failing to prevent their own ads from appearing next to health hoaxes, conspiracy theories, and Kremlin propaganda, according to NewsGuard’s audit.
- Author: Jonathan Greene
- Tags: #signal, theme-brand, brand safety, programmatic advertising, reputation risk

Source: [NewsGuard's Reality Check](https://open.substack.com/pub/newsguardtech/p/these-ad-tech-giants-claim-to-protect)

Google, Amazon, Yahoo, and Adobe—companies selling brand safety solutions to advertisers—are systematically failing to prevent their own ads from appearing next to health hoaxes, conspiracy theories, and Kremlin propaganda, according to NewsGuard's audit. Their ad networks lack the controls they market to clients. This reveals that brand safety enforcement is selective, performative, or technically insoluble at scale. Advertisers paying premium rates for these platforms' safety guarantees are funding the same inventory mix that generates the lowest-trust placements.