"Most identity solutions in advertising are built on estimates, guesswork, or probabilistic signals. PayPal changes that by introducing something different: PayPal Ads ID, an advertising identifier grounded in verified commerce relationships. The digital advertising industry has long struggled with a foundational identity problem. According to the 2025 State of the Industry report , only 21% of brands, agencies, and publishers say they are very confident that they can accurately identify and reach their target audiences across digital channels."